02 03 04 27 28 - NTU Singapore | NTU · URECA and FYP-URECA students present their undergraduate...

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URECA Yearbook 2015 1 Contents 02 03 04 27 28

Transcript of 02 03 04 27 28 - NTU Singapore | NTU · URECA and FYP-URECA students present their undergraduate...

Page 1: 02 03 04 27 28 - NTU Singapore | NTU · URECA and FYP-URECA students present their undergraduate research at an international conference through video-conference technology. Presenters

URECA Yearbook 2015 1

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ICUR-URECA 20152

Director’s Message

Associate Professor AI SivakumarDirector, URECA Programme

We are excited to be involved in this interactive global undergraduate research conference programme of ICUR once again. ICUR is available to NTU undergraduate students through the undergraduate research programme (known as URECA), a university-wide programme where undergraduate students have the flexibility of working on any research project in any discipline over a period of 11 months (August-June). ICUR has virtually brought and connected URECA students with the research minded undergraduates from some of the world’s finest universities. This is an excellent opportunity for our students to coordinate an international academic conference as well as to present their research to international audiences through the use of advanced technology. The experience gained through ICUR is highly valuable for their future career where presentation and meeting via videoconference are becoming norms. We look forward to greater success of ICUR in the years to come.

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International Conference of Undergraduate Research

The International Conference of Undergraduate Research – URECA (ICUR-URECA) – is an annual research conference where URECA and FYP-URECA students present their undergraduate research at an international conference through video-conference technology.

Presenters and attendees are offered workshops on maximising their research potential through academic publishing avenues, networking for career success as well as industry meet-and-greet sessions.

ICUR is hosted in NTU SMART Classroom, where the real-time conference experience is enhanced by moving cameras and personalised microphones for each audience member, offering a direct and conversational atmosphere. For instance, when an audience member in Singapore wishes to contribute to discussions, cameras focus on the speaker, giving clarity in communication.

Accessibility to knowledge and innovation makes ICUR unique, as students from partner institutions such as University of Warwick (UK), Monash University (Australia), Kyushu University (Japan) and University of Washington (USA) interact in real-time in a sharing community, where research findings are value-added with questions and suggestions from the global audience.

ICUR also adopts a knowledge-building programme, where presenters are arranged into sessions with a common theme. Within a session like Cancer Treatment and Gene Therapy, presenters and the audience learn from projects that harness different approaches and findings, stimulating thought and feedback in learning.

Global connectivity today presents many opportunities, and ICUR is a platform for student researchers to share their findings and benefit from a global host of comments and suggestions.

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ICUR-URECA 20154

Experience of URECA Students (ICUR-URECA)

From left to right: Brianna Lee May Ying, Dhaneesha Ratankumar Chugani,Koh Phay Chung and Muhammad Sabri Bin Shaifordin

The International Conference of Undergraduate Research (ICUR) caught my attention because it is rare to find a research conference that is both global and student-focused, where all of the presenters are student researchers delving deeper into our areas of interest with undergraduate research. ICUR-URECA was a great opportunity for me to learn from peers from other research areas who use a variety of approaches.

As a student director in the ICUR team, I have come to realise that my learning does not stop at watching presentations by researchers from different parts of the world. Being able to contribute to the programme and execution of ICUR also taught me about coordinating presenters and solving practical issues like schedules and engaging a diverse audience.

I have really enjoyed this experience both within the scope of academia and from the perspective of organising and executing a global event!

Koh Phay Chung (Student Director)School of Humanities and Social Sciences

“ICUR-URECA was a great opportunity for me to learn from peers from other research areas who use a variety of approaches.”

Muhammad Sabri Bin Shaifordin (Student Director)School of Art, Design and Media

“ICUR-URECA 2015 has been a wonderful experience.”

Being part of the organising committee of ICUR-URECA 2015 has been a wonderful experience. As the publicity and creative director, I am glad I was able to share my design and management skills with the rest of the team. I enjoyed every moment spent with my teammates, from our preparation stages to the day of the conference. I am certain that the students have gained as much knowledge and positive experiences as we have from the conference this year.

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Experience of URECA Students (ICUR-URECA)

ICUR-URECA has been an exciting journey for me. As a student director, I had the hands-on experience of organising a conference of such a big scale. It was my first time working on an international conference and collaborating with institutions across the world. I fostered new friendships and also gained a deeper understanding of the various research fields.

The student directors oversaw various aspects of the event, including planning, organising, publicity, logistics, and training the presenters. It was good exposure and a learning experience for undergraduates like us to be given the authority to organise and execute the international conference by ourselves.

In addition, I was thankful to be given the opportunity to chair some of the sessions, my first time doing so. I gained so much experience, including how to keep everything on track at the sessions.

Despite all the challenges and obstacles that we faced as student directors, the team and I were able to execute a successful conference.

Brianna Lee May Ying (Student Director)School of Biological Sciences

“It was good exposure and a learning experience for undergraduates like us to be given the authority to organise and execute the international conference by ourselves.”

Being the student director in charge of publicity and logistics for ICUR-URECA 2015 was an eye-opening experience for me, as I saw how large the scope of research was, not only in NTU but also all over the world. It is encouraging to see my peers’ dedication to solving pertinent problems that directly or indirectly affect our lives. The future of interdisciplinary research is certainly in safe hands.

I encourage URECA students to apply to be student directors for this event, because it teaches you responsibility that you will need in the workplace. ICUR-URECA is like a crash course in event planning. You learn the value of planning and how to overcome unforeseen circumstances. You will also be exposed to different fields of research, which you may decide to pursue in your future URECA projects.

As publicity and logistics director, I took a two-pronged approach to my roles. For publicity, it was my responsibility to make sure ICUR stayed active and relevant on Facebook. It was also my duty to make sure that the audience were given accurate and easy-to-find information about the event, and informed about deadlines for registration in a timely manner. I gave them a teaser on what they would experience by editing and uploading videos from the previous year’s ICUR conference. As for logistics, it was my job to monitor the registration response, and come up with a list of audience members who were keen to attend the sessions. It was important to monitor the volume of interest for each session as we offered Starbucks vouchers worth $10 each as incentive.

I feel honoured and privileged to have been part of an event that I will remember fondly. Seeing my peers present their research in such a professional yet accessible manner made me proud to be from NTU!

Dhaneesha Ratankumar Chugani (Student Director)School of Humanities and Social Sciences

“ICUR-URECA is like a crash course in event planning.”

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ICUR-URECA 20156

Experience of URECA Students (ICUR-URECA)

“Don’t let your research work go unnoticed. Share it at the ICUR-URECA conference and learn even more through the process.”

SESSION 2D - 9:45AM-10:05AM, Tuesday 29 September 2015, NTU SMART Classroom

Bone Marrow-on-a-Chip as a Haematopoietic Niche for the Capture of Leukemic Cells

EXPERIENCE OF ICUR-URECA

My research interest as an undergraduate was in microfluidics for biomedical applications. I jumped at the opportunity to take part in ICUR-URECA, as it is an excellent platform for undergraduates to present their research findings and to learn from a global audience of researchers in their field. I strongly recommend this conference to aspiring undergraduate researchers. Don’t let your research work go unnoticed; share it at the ICUR-URECA conference and learn even more through the process. I am grateful to the staff and student officers from the URECA Programme Office, who gave presenters a lot of support, shared their advice and conducted workshops on public speaking.

ABSTRACT

Drug resistance after traditional chemotherapy is a common phenomenon in leukemic patients and discovery of the cancer stem cell paradigm raises the prospect of personalised medicine as a form of targeted therapy. However, it remains a challenge to harvest and grow patient-derived Leukemic Stem Cells (LSCs). Hence, we propose a device capable of capturing LSC on an in vitro tumour model. Here, we describe a method using a microfluidic chip designed with three channels. The two side channels permit the flow of the leukemic cells as well as stromal layer cells necessary to replicate the in vivo niche. The middle chamber contains the collagen matrix where the behaviour of the leukemic cells is monitored. We showed that by using stromal and mesenchymal stem cells, we could set up a viable co-culture model that induced the migration of leukemic cells into the matrix. The spatial distribution of the migrating cells closely replicates that of a 3D culture environment. Some of the cells captured in the matrix demonstrated proliferative and self-renewal capabilities. Ongoing research is underway to find a more effective treatment for leukemia and we believe that this in vitro tumour model has the potential to be translated into a clinical tool for physician to evaluate drug efficiency so that therapeutic options can be optimised before treatment.

Chua Ing Loon, SeanRenaissance Engineering Programme

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ICUR-URECA 2015 7

“The ICUR-URECA was an eye-opening experience that exposes individuals to various innovative

research around the world.”

Experience of URECA Students (ICUR-URECA)

SESSION 2D – 10:05AM-10:25AM, Tuesday 29 September 2015, NTU SMART Classroom

Therapeutic Applications of Surface Design for Children Living with Sensory Processing Disorders (SPDs)

EXPERIENCE OF ICUR-URECA

I first began my journey with URECA back in 2012 with Assistant Professor Karen Hong. She opened my eyes to the world of textiles and materials, and how they can be applied to healthcare. For my project in particular, this was for children with sensory processing disorders. The research made me realise that textiles go beyond the functions of fashion and can be extended into different healthcare fields. I kept this interest going by pursuing FYP-URECA in my final year in NTU. Through this opportunity, I was able to develop my research into a more mature form with insightful guidance from Assistant Professor Michael Tan. I was also glad to be able to share my experiences on the ICUR-URECA platform, where I was selected to present my project, Therapeutic Applications of Surface Design for Children Living with Sensory Processing Disorders.

ICUR-URECA exposed me to ongoing research trends around the world. It gave me an insight into what topics researchers and students are interested in. In research, we have to look at the current problems people are facing and have the foresight to plan and anticipate issues that people might face. There is a solution to everything and through intensive research we can make sense of the world around us. The ICUR-URECA was an eye-opening experience that exposes individuals to various innovative research around the world.

ABSTRACT

This research project examined how surface design could complement the work of occupational therapists (OTs) during sensory integration therapy (SIT) for children living with sensory processing disorders (SPDs). In doing so, it also explored the synergy between occupational therapists and the designer through surface design to develop products that inspires imaginative and therapeutic play.

My interest to pursue this topic was largely motivated by the URECA project Tactile Textiles - which I took on in 2012 / 2013. The project spurred me to explore the potential of textiles and surfaces beyond conventional fashion and decoration use. Building on this critical reflection on material and textile design, it was my wish to explore ways material and textile design can help children with sensory processing disorders and their families through this project.

Sensory Pizza, a therapeutic tool that complements sensory integration therapy sessions with children with sensory processing disorder was developed as a result of this design research project. Sensory Pizza was tested at an occupational therapy centre with children and yielded positive respond from both the Occupational Therapists and the children. The Occupational Therapists were enthusiastic to incorporate Sensory Pizza in future therapy sessions at their centres.

Cheong Tong PeiSchool of Art, Design and Media

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ICUR-URECA 20158

Experience of URECA Students (ICUR-URECA)

“ICUR 2015 was a once-in-a-lifetime experience for an undergraduate researcher like me.”

SESSION 3E - 11:00AM-11:20AM, Tuesday 29 September 2015, NTU SMART Classroom

Novel Antimicrobial Peptides as Potential Anti-Inflammatory Therapeutics

EXPERIENCE OF ICUR-URECA

ICUR 2015 was a once-in-a-lifetime experience for an undergraduate researcher like me. I was able to present my research not only to fellow NTU students, but also to an international audience of students and faculty members. It was an enriching experience through which I honed my presentation skills and learnt how to advocate my research work to others. In addition, listening to presentations on the research by undergraduate students from overseas universities provided me with valuable insights on the topics presented and on the research fields. Overall, ICUR 2015 was a fulfilling and enjoyable event.

ABSTRACT

Background: Uncontrolled accumulation of T-cells within tissue-sites of inflammation may cause autoimmunity and even cancers. Drugs/reagents that can selectively regulate T-cell migration thus represent a promising class of the anti-inflammatory therapeutics. Emerging evidence suggests multifunctional roles for antimicrobial peptides (AMPs) in modulating immune responses. This project aims to identify and characterize novel non-toxic AMPs that can selectively modulate T-cell polarization, adhesion and migration.

Methodology: A migration-triggering in vitro model utilizing the human T-cell line Hut78 was used. Cells were pre-treated with a panel of AMPs and then stimulated to migrate via the integrin LFA-1/ICAM-1 cross-linking. Standard molecular, biochemical and imaging methods, including MTT-based cell viability assays, ELISA, transwell chemotaxis, Western immunoblotting, flow cytometry, confocal microscopy and high content analysis were implemented.

Results: Following an initial screening, we identified a novel AMP (named AMP-1) that significantly inhibited LFA-1/ICAM-1-mediated T-cell migration. The effect of AMP-1 (2 h pre-treatment) on T-cell migration was dose-dependent with significant inhibition at 10 µg/ml. Pre-treatment with 10 µg/ml AMP-1 significantly reduced T-cell chemotaxis towards the chemokine SDF1α. Cellular uptake analysis of fluorescently-labelled AMP-1 by flow cytometry showed that AMP-1 could target >99.9% cells within 30 min. AMP-1 did not show any cytotoxicity, interference with the expression of housekeeping genes GAPDH and α-tubulin, nor cause secretion of cytokines including IL-2, IFN-γ and IL-4.

Conclusion: This study identifies a novel non-toxic AMP that effectively inhibits T-cell migration. On-going experiments will further characterise AMP-1 to develop this molecule as a potential anti-inflammatory reagent.

Nai Jia WenSchool of Biological Sciences

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Experience of URECA Students (ICUR-URECA)

“An excellent platform for the circulationof ideas and knowledge across diverse fields.”

SESSION 3E - 11:20AM-11:40AM, Tuesday 29 September 2015, NTU SMART Classroom

Effect of the Mechanical Stability of SRV-1 Pseudoknots on -1 Frameshifting Efficiency

EXPERIENCE OF ICUR-URECA

I had the privilege of participating in URECA and ICUR-URECA during my third year in NTU, which provided me with an unparalleled learning experience and served as a highlight of my undergraduate life at NTU. My URECA project mainly dealt with achieving a greater understanding of the pathways involved in transcriptional regulation in retroviruses and was supervised by Professor Chen Gang. Being an undergraduate researcher in Professor Chen Gang’s lab was an absolute pleasure and I would like to extend my appreciation to him and his team of researchers for all their support and guidance during the project.

ICUR-URECA served as a wonderful extension of the URECA Programme. Beyond the development of practical skills in URECA, the conference helped students hone their presentation skills before an international audience. Personally, the ICUR-URECA was a golden opportunity for me to bolster my confidence in order to articulate my ideas at an international level, and was a valuable learning experience on how to explain my research to students from diverse backgrounds in a simple manner.

ICUR-URECA was simply amazing in providing greater exposure to research from a multitude of distinct fields and did not restrict participants to their own fields of expertise. It further allowed students sharing the same passion for research to interact, presenting undergraduate researchers with the prospect of networking for the exchange of knowledge on cutting-edge research across the globe. It is an excellent platform for the circulation of ideas and knowledge across diverse fields.

ABSTRACT

Pseudoknots together with a heptanucleotide slippery sequence serve as the key elements required for -1 frameshifting in RNA viruses and play a crucial role in the accurate expression of structural and catalytic Gag-Pol polyproteins. Previous studies have established a correlation between the mechanical strength of pseudoknots and -1 frameshifting in RNA viruses while such a relationship was not found to exist in other studies. Our study aimed to eliminate the ambiguity in the correlation between the mechanical strength of pseudoknots and -1 frameshifting with the derivation of the kinetic parameters and the unravelling of the folding dynamics via the mechanical pulling of SRV-1 pseudoknots using optical tweezers and mutational analysis. SRV-1 pseudoknots show a 1-step unfolding and 2-step refolding pathway with a hairpin as the intermediate structural element. Moreover, the mean unfolding forces were found to be positively correlated to -1 frameshifting efficiency and the rupture rate was revealed to possess an inverse relationship with -1 frameshifting efficiency in SRV-1.

J. Jeya VandanaSchool of Physical and Mathematical Sciences

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ICUR-URECA 201510

Experience of URECA Students (ICUR-URECA)

“Working on ICUR was certainly an eye-opening experience for me.”

SESSION 4A - 12:50PM-1:10PM, Tuesday 29 September 2015, NTU SMART Classroom

Local Miracles: Postmodern Perspectives on Religious Imagination in Inherit The Wind

EXPERIENCE OF ICUR-URECA

Working on ICUR was certainly an eye-opening experience for me. It’s always interesting to see what my peers at the undergraduate level are doing in different disciplines, and the international dimension to the ICUR is a wonderful way to plug into the global community of passionate researchers. The training leading up to the conference also helped to prepare me for future presentation opportunities. I’ve also made some valuable contacts through the ICUR. Networking aside, the conversations we generate when we pool diverse fields of knowledge together are always unusual and provocative. I recommend the experience to any undergraduate student who is passionate about research.

ABSTRACT

Much has been made of the way Lawrence and Lee’s Inherit The Wind stages a conflict between creationism and the theory of evolution. Critics have long noted that the play’s original intention for re-enacting the 1925 Scopes Monkey Trial was to use the incident as a substitute for the ongoing McCarthy trials, but that the continued social tension between religious fundamentalism and science in the years since have ensured that the play remains relevant on a literal level. Inasmuch as the play’s commentary on freedom of thought have been examined, however, less has been said of the way the play approaches a conflict between the two separate narratives themselves. If Wind is an exercise at juxtaposing metaphysical against political ideologies, I submit that this play may also be read as an inquest into the nature of knowledge, and how knowledge is legitimated. Using the work of Karen Armstrong and Jean-Francois Lyotard, I wish to examine the way that both creationism and evolution as expounded in the play are read as literalist/empirical claims on the absolute nature of reality, marking them as competing narratives that share a mode of knowledge. I also intend to investigate the significance of locating this conversation within a courtroom: a setting which locks competing narratives into a mutually exclusive binary, but is also an inherently arbitrary construct which legitimates claims on reality according to the systems of law. Finally, I will explore the play’s inherent contradiction between making assertions of absolute reality while also espousing the freedom of thought that necessarily demands the acceptance of multiple contrasting claims, and examine what solutions, if any, are offered in the way of resolving this dilemma.

Wee Ting Han, SamuelSchool of Humanities and Social Sciences

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Experience of URECA Students (ICUR-URECA)

“The knowledge I have gained definitely madeICUR-URECA a rewarding and memorable milestone

in my research journey.”

SESSION 4A - 1:10PM-1:30PM, Tuesday 29 September 2015, NTU SMART Classroom

What Do Singaporeans Expect of Journalists? A Study on the Audience’s Expectations of the Journalistic Role

EXPERIENCE OF ICUR-URECA

ICUR-URECA was a refreshing experience that allowed me to present not only to my peers here in NTU, but also to my peers worldwide. This introduced me to different perspectives from students spanning a wide range of disciplines, which spurred me to constantly reflect on my ideas. The knowledge I have gained definitely made ICUR-URECA a rewarding and memorable milestone in my research journey.

ABSTRACT

This paper studies the roles Singaporeans expect their journalists to play. A survey of 1,200 Singaporeans was conducted and a total of 10 roles were derived. Some roles, such as the interpreter, signified congruency with earlier studies in the field. In addition, two roles were discovered to be relevant, namely ‘Protector’ and ‘Good Citizen’.

How Sze YinWee Kim Wee School of Communication

and Information

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ICUR-URECA 201512

Experience of URECA Students (ICUR-URECA)

“ICUR-URECA was truly a unique experience that stretches beyond research and provides an excellent platform for networking, sharing and friendship.”

SESSION 5B - 3:10PM-3:30PM, Tuesday 29 September 2015, NTU SMART Classroom

Problems, Praxis, and Possibilities in Sinophone and Beyond: Yang Lian’s Poetics as a Case Study

EXPERIENCE OF ICUR-URECA

ICUR-URECA was a memorable milestone in my undergraduate journey. It was my second URECA project, but my first time presenting before fellow NTU students, as well as on an international stage. ICUR marked the first conference experience in my academic life, and it gave me the confidence to pursue a future career in research. I was very nervous during my preparation for ICUR, but the ample practice sessions organised by the URECA Programme Office helped me to deliver an impactful yet informative research presentation. During the conference, I garnered positive feedback from NTU students as well as overseas friends. I also received thought-provoking questions. What’s more, I made a few friends from different faculties in NTU, with whom I am still in contact today. My final-year project (through which I intend to participate in the next ICUR-URECA) is multi-disciplinary in nature, so these new friends I made have given me valuable insight into their disciplines. ICUR-URECA was truly a unique experience that stretches beyond research, and provides an excellent platform for networking, sharing and friendship.

ABSTRACT

Over the past decade, the emergence of Sinophone studies has galvanized scholars of various fields into discursive debates and expanding new research grounds. While the term gained rapid prominence across the pacific, it is not without criticisms and problems. Firstly, the inherent ambiguity of the term persists, engendering from different definitions by various scholars, problematizes what Sinophone essentially embodies and encompasses. Secondly, much discussion has been on Sinophone as a theoretical and analytical framework, but comparatively scant on its application to a specific writer. This paper seeks to first delineate the theory of Sinophone, by drawing insights from three notable scholars in the field: Shih Shu-mei, David Wang Der-wei and Jing Tsu, juxtaposing their rhetoric and perspective in an attempt to shade light on the contours and constrains of Sinophone studies. Applying these understandings, I then scrutinizes the Chinese diasporic poet Yang Lian in the context of Sinophone. Born in Switzerland and raised in Beijing, Yang was associated with “Misty Poets” and “Searching for Roots School”. After leaving China in 1986, Yang sojourned in Australia, New Zealand, Europe, and America. His poetry transcends routes and boundaries across geopolitical locations, converging to the enunciation of the human condition and roots in Chinese culture. Yang’s “poetic space” encapsulated by a concentric circle, draws Sinophone literature into dialogue, questioning the latter’s assertion of a “place-based”, anti-centric articulation, and stretches beyond it as a multi / inter-disciplinary inquiry into the literary production and identity politics of Chinese writers in diaspora.

Zhou HaoSchool of Humanities and Social Sciences

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ICUR-URECA 2015 13

Experience of URECA Students (ICUR-URECA)Experience of URECA Students (ICUR-URECA)

“Overall, the whole conference has broadened my mind intellectually, and provided me with a sense of

belonging in the larger academic community.”

SESSION 5B - 3:30PM-3:50PM, Tuesday 29 September 2015, NTU SMART Classroom

Love as Language

EXPERIENCE OF ICUR-URECA

This was my second time presenting at ICUR. I presented in Warwick last year, and this year I got to do it on home ground in Singapore. It has been really fulfilling to present my research to an intelligent and diverse community of scholars, who could also give me perceptive and constructive feedback. At the same time, I’ve had the chance to be exposed to numerous insightful projects by my peers from NTU and all over the world, and to share in thought-provoking discussions regarding those projects. Even though research can be an isolated experience at times, it is ultimately meant to be shared so as to further the pursuit of knowledge. Thus, conferences such as ICUR are important for situating the research that one does in a wider context. Overall, the whole conference has broadened my mind intellectually, and provided me with a sense of belonging in the larger academic community.

ABSTRACT

Love is traditionally thought of as a state of being in which one conceives of more than oneself, entering into the mental, emotional and physical union with another. In doing so, lovers express their desire to know and possess the other. Yet, such knowledge and possession ultimately seems impossible, and lovers are never fully satisfied, always left wanting more. This fundamental inability to truly grasp the other is not an insufficiency of effort or capacity on the part of the lover, but rather, is a condition of the solipsistic nature of existence. This paper therefore posits how love is analogous to language, for both are inherently solipsistic and consist in projecting self-reflexive perceptions that endlessly gesture toward, but never attain the satisfaction of final meaning.

Jasmine Alexis DooSchool of Humanities and Social Sciences

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ICUR-URECA 201514

“ICUR-URECA provided me with a unique opportunity to attend an internationalconference with active discussions.”

SESSION 6D - 5:00PM-5:20PM, Tuesday 29 September 2015, NTU SMART Classroom

Lesion Classification using Machine Learning Method

EXPERIENCE OF ICUR-URECA

ICUR-URECA was the most exciting, interesting and memorable experience in my four-year undergraduate research life. As a fresh graduate striving to pursue his PhD, ICUR-URECA made me more open to various research topics. Different views and opinions from other disciplines can make you think out of the box and make your research better! I was also thrilled to to make my first speech before an international virtual conference. ICUR-URECA provided me with a unique opportunity to attend an international conference with active discussions. Informed conference, Convincing technology, Ubiquitous knowledge and Research renaissance: that is how I define ICUR-URECA!

ABSTRACT

Extreme learning machine (ELM) is a single-hidden layer feed-forward neural network with an efficient learning algorithm. Conventionally an ELM is trained using all the data based on the least square solution, and thus it may suffer from overfitting. In this paper, we present a new method of data and feature mixed ensemble based extreme learning machine (DFEN-ELM). DFEN-ELM combines data ensemble and feature subspace ensemble to tackle the overfitting problem and it takes advantage of the fast speed of ELM when building ensembles of classifiers. Both one-class and two-class ensemble based ELM have been studied.

Experiments were conducted on computed tomography (CT) data for liver tumor detection and segmentation as well as magnetic resonance imaging (MRI) data for rodent brain segmentation. To improve the ensembles with new training data, sequential kernel learning is adopted further in the experiments on CT data for speedy retraining and iteratively enhancing the image segmentation performance. Experiment results on different testing cases and various testing datasets demonstrate that DFEN-ELM is a robust and efficient algorithm for medical object detection and segmentation. Besides, two-class imbalance problem is also addressed in the liver tumor segmentation experiment since we would expect healthy pixels exceed greatly cancerous pixels under most of the cases. Experiment results show that by alleviating two-class imbalance problem, the segmentation results can be more accurate and more stable.

Part of the work was accepted by Multimedia Tools and Applications international journal publisher.

Experience of URECA Students (ICUR-URECA)

Zhu WanzhengSchool of Electrical and Electronic Engineering

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ICUR-URECA 2015 15

Experience of URECA Students (ICUR-URECA)

“ICUR-URECA is a stepping stone to developing one’s confidence for presentations at conferences.”

EXPERIENCE OF ICUR-URECA

I was delighted when the URECA Programme Office informed me that my project was accepted for presentation at the 2015 ICUR-URECA conference. This was a recognition of the hard work I had put into my final-year URECA project. Previously, I had also participated in several undergraduate research projects, both for URECA and industrial attachment, which gave me the experience to become a good researcher.

During the ICUR conference, and also during training on giving our presentations, I had the opportunity to interact with other research students. It was the very first time I had presented my findings to people from different fields, and I learnt the importance of making my work understandable to them. It was a challenge as my research involved computational methods.

The ICUR conference also provided me with insight on presenting at major conferences as I pursue my PhD now. The conference has also increased my confidence in effectively presenting my research work in the coming years. ICUR-URECA is a stepping stone to developing one’s confidence for presentations at conferences.

SESSION 7B - 6:30PM-6:50PM, Tuesday 29 September 2015, NTU SMART Classroom

Lagrangian Modelling of Hydrodynamics In Granular Filter Bed

ABSTRACT

Numerical methods have been carried out in the attempt of truly understanding the hydrodynamics in a granular filter bed. However, it has appeared that the numerical models designed, by far, were not emulating the actual filter bed effectively due to the employed tube to particle diameter ratio of less than 20. There were also little or no studies made on the investigations of a particle’s behavior in the domain of multiple spherical objects, which would be a more exact representation of the physical phenomenon occurring in the actual bed. As such, there were 2 objectives in this study: (a) to design a robust numerical domain which could emulate the actual filter bed to a good extent, and (b) to attempt to insert a Lagrangian particle into the designed numerical model, which comprised of multiple spherical objects, for investigating the particle’s behavior. For the first objective, there were 4 numerical domains, having periodic boundary conditions in the x and z directions, created with the OpenFOAM CFD software, for which domains 1 and 2 effectively represented an actual granular clean filter bed due to the attained 5-12% deviation between the simulated and theoretical head loss values. For domains 3 and 4, there were inaccuracies in the simulated head loss values which could be ascribed to the low quality meshes. For the second objective, there was a need to modify the underlying C++ coding in order to hybridize both the icoFoam solver and solidParticleCloud class, which was not achievable within the time frame of the project.

Alvin Chew Wei ZeSchool of Civil and Environmental Engineering

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“ICUR-URECA gave me a glimpse into the worldof research.”

SESSION 14E - 9:40AM-10:00AM, Wednesday 30 September 2015, NTU SMART Classroom

Role of N-WASP in Wound Healing

EXPERIENCE OF ICUR-URECA

URECA helped me to begin my journey into the world of scientific research. The research opportunity has brought to life theoretical knowledge gained from my lectures in NTU’s School of Biological Science. I enjoyed the process of understanding current research, asking questions and probing the unknown. I also liked the process of coming up with hypotheses using what is currently known to find what is yet to be known. It is fascinating to live on the cutting edge of science.

ICUR-URECA allowed us to present our research and findings on an international platform. This increased my confidence and sharpened my intellect in my pursuit of science. ICUR-URECA gave me a glimpse into the world of research and now I am more sure of this path than ever.

I would like to thank my supervising mentor Associate Professor Thirumaran for allowing me to do both my URECA and FYP-URECA research under his supervision, and for his patience. I thank also the members in the lab for letting me take part in scientific discussions that train me to critique and respond to scientific queries regarding my research. This has prepared me for my journey into the field of scientific research and I encourage anyone interested in scientific research to participate in URECA.

ABSTRACT

N-WASP, a regulator of the actin cytoskeleton, promotes cell-ECM adhesion, cell spreading and reduces cell migration in fibroblast. Previous studies have shown that, cellular migration of fibroblast was increased in the absence of N-WASP suggesting a role of N-WASP in wound healing. In this study, conditional fibroblasts-specific N-WASP knock out in mice accelerated the rate of wound closure. Furthermore, an increase in the rate of collagen gel contraction in the absence of N-WASP in-vitro has further supported the role of N-WASP in wound healing. A study on the TGFβ/Smad pathway revealed higher Smad3 protein nuclear localization and Smad7 mRNA expression in the absence of N-WASP. These points towards an increase of TGFβ/Smad pathway signaling in the absence of N-WASP thus suggesting a regulatory role for N-WASP in the TGFβ/Smad pathway. The increased in TGFβ/Smad signaling in the absence of N-WASP was evidenced by the proto-myofibroblastic morphology observed in N-WASP knocked out fibroblast even prior to TGFβ stimulation. Together with the increase in αSMA expression, this results in an increase in contractility and consequently, an accelerated rate of wound closure observed in-vivo. In short, this study proposed that N-WASP slows down wound contraction via the regulation of the TGFβ/Smad pathway.

Experience of URECA Students (ICUR-URECA)

Tan Kai WeiSchool of Biological Sciences

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“The first step in taking researchfrom the wet bench to a global arena.”

EXPERIENCE OF ICUR-URECA

ICUR 2015 has been an eye-opening experience for me. I was part of a conference with like-minded, research-driven participants, and experienced taking the results of research out of the laboratory and to a global audience. It is the first step in taking research from the wet bench to a global arena. It was rewarding and interesting to learn more about the different research projects in other universities. I have no doubt the conference has brought about fresh and novel perspectives that could be incorporated in future research. Through ICUR, I have also gained presentation and public speaking experience, which will definitely help me in future endeavours as I intend to pursue a PhD. I’m glad to be able to showcase my project beyond NTU.

SESSION 14E - 10:00AM-10:20AM, Wednesday 30 September 2015, NTU SMART Classroom

Upconversion Nanoparticle Conjugates for Fluorescent Turn-on Detection and Rapid Screening of Drug Resistant Bacteria

ABSTRACT

The prevalence of β-lactam antibiotic resistance, conferred through β-lactamases, over the past decade has raised emerging concerns to the medical world. Recent monitoring strategies for β-lactamases (Bla) producing Bacteria include the design of fluorogenic substrates. However, the use of fluorophores for bacteria labelling has been known to cause undesirable photodamage and photobleaching effects. The usage of lanthanide doped upconversion nanoparticles (UCN) proves to be a viable alternative towards bacterial imaging as it converts Near Infrared (NIR) excitation light into higher energy visible light, reducing photobleaching effects. Our group has designed and synthesized a UCN conjugated fluorogenic β-lactamase substrate that specifically monitors the resistance bacteria that expresses β-lactamases. (Bla). Hydrolysis of the substrate by Bla causes cleavage of a FRET quencher moiety, allowing the substrate to fluoresce upon excitation of the molecule at 808nm NIR light. The designed substrate minimizes photodamage and confers increased tissue penetration abilities compared to traditional fluorogenic based β-lactamase reporters. Preliminary testing of the probe via incubation with TEM-1 Bla and P99 Bla in PBS solution has shown 4.4 and 4.1 fold increase in emission at 656nm compared to control Setups, indicating the efficiency in the synthesized probe. Overall, this approach presents a novel approach for use in clinical assays and microbiological research.

Experience of URECA Students (ICUR-URECA)

Ong Wei Shiuan, WilsonSchool of Physical and Mathematical Sciences

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“ICUR was an exciting experience for me asI presented my research work to other excellent students all over the world.”

SESSION 15D - 12:20PM-12:40PM, Wednesday 30 September 2015, NTU SMART Classroom

Rapid Modeling and Analysis of Risks in Complex Supply Chains by Network Theory Approach

EXPERIENCE OF ICUR-URECA

ICUR was an exciting experience for me as I presented my research work to other excellent students all over the world. The experience honed not only my research skills, but also my presentation skills. The training sessions on giving presentations were essential in making me more confident. I suggest all students who enjoy doing research to take the opportunity to join ICUR.

ABSTRACT

As the development of modern industry, supply chain becomes a matter of life and death in more and more corporations. In order to help these enterprises update their supply chain and stabilize their material and product flows, we will try to use agent-based simulation to study and improve such supply chain management system mentioned above. Agent Based Modelling and Simulation (ABMS) is a scientific method to study the behavior of the supply chain. An agent is considered as a computing entity, which has a definite purpose and can run in the distributed environment independently and persistently. A multi-agent system can be used to model and simulate complex systems.

We compared four kinds of supply chains with different strategies in the first stage of work. The supply chain shown in the left made the greatest profit under given conditions. We also found the most appropriate strategies for different supply chain networks. In conclusion, by using this method, we can predict the evolution of supply chain effectively and make suitable decisions in practice.

Experience of URECA Students (ICUR-URECA)

Wang HewenSchool of Electrical and Electronic Engineering

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“I was trained to be more nuancedand meticulous as I prepared myself

for critiques from other researchers.”

EXPERIENCE OF ICUR-URECA

URECA has been the most rewarding project I have undertaken in my university life. It has allowed me to explore a topic that interests me, and to expand my academic horizons beyond my discipline. While my major is engineering, I have been honing my writing and argumentative skills throughout university.

I was fortunate to be granted the opportunity to present my findings on an international platform. I was trained to be more nuanced and meticulous as I prepared myself for critiques from other researchers.

Throughout this amazing journey, I gained wonderful insights, improved my writing, presentation and research skills and, most importantly, enjoyed myself debating with authors and my professor.

SESSION 15D - 12:40PM-13:00PM, Wednesday 30 September 2015, NTU SMART Classroom

A Case for Punishment: A Hybrid Justification with Rule-utilitarianism Consequentialismand Revenge-based Retributivism

ABSTRACT

Legal philosophers have been casting doubt on the use of punishment against wrongdoers, highlighting a need for a moral justification so that the practice can be considered as acceptable. Several attempts from the schools of consequentialism and retributivism have been made to fill this lacuna. This essay attempts to present a novel hybrid justification: rule-utilitarianism and revenge-based retributivism. These two theories are first individually presented. Rule-utilitarianism is shown to be challenged with several objections: a socially-optimal rule might justify punishing the innocents or not punishing the guilty. Next, to argue for the theory of revenge-based retributivism, I first attempt to remove the perceived intrinsic vileness in vengeance, arguing that revenge can be seen as a moral cousin of punishment. I then argue that having the state serve revenge in proxy for the morally injured would help vindicate the victims. However, revenge-based retributivism does not answer why controversial mirror punishments are not permissible. These punishments include torturing the torturer, kidnapping the kidnapper and raping the rapist. To overcome the challenges presented in each theory, we may use revenge-based retributivism to justify whom to punish, and rule-utilitarianism to justify the type and severity of the punishment exacted to the offender. Thus, every wrongdoer would merit some amount of punishment, to which its type and severity would be socially-optimal.

Experience of URECA Students (ICUR-URECA)

Neo Xuan Hao EdwinRenaissance Engineering Programme

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Experience of URECA Students (ICUR-URECA)

“Through sharing, we were able to view the same subject in a different light. It was enlightening.”

SESSION 16B - 1:50PM-2:10PM, Wednesday 30 September 2015, NTU SMART Classroom

Control of Micro-Electro-Mechanical Systems (MEMS) Based Micro-mirror Devices

EXPERIENCE OF ICUR-URECA

The International Conference of Undergraduate Research was a wonderful platform to present via web conference, which presented a unique challenge in contrast to the usual in-person presentation format. Questions from people from other faculties provided an alternate perspective to our own work and new avenues may present themselves to further our interest. Through the sharing, we were able to view the same subject in a different light. It was enlightening. With web conferencing, I was also able to converse with fellow undergraduates across the globe with a broad spectrum of research interests. It was an eye-opening experience to see other fields of research being explored and the future this may bring. The result was an enriching experience useful for those who are new or still on the fence about attending a research conference.

ABSTRACT

Micro-mirrors belong to a class of Free Space Optics Micro-Electro-Mechanical Systems (FSO-MEMS) device being extensively used in projectors and reflectors. These devices also possess the potential to be implemented in FSO communication applications. In this work, with the challenge facing terrestrial FSO communications of effective range of beyond 1 km, we explore the feasibility of the Digital Micro-Mirror Device (DMD), DLP3000 DMD for a horizontal atmosphere projection range of 2 km in engineering design calculations and 100m in experimentation within visible light wavelength range of 420 to 720 nm. The presented long range FSO-MEMS consists of a Light Source; Detector; Micro-Mirror to image illumination difference produced via optical beam steering. Through Snell’s Law of Refraction and Beer-Lambert Law, calculations of DMD Effective Angle of Reflection; DMD Orientation Angle for Back-to-Source Beam Steering; Radiant Power Required suggests that such a system is feasible up to a range of 2 km. Experiments at 100m demonstrated the system’s functionality across day and night; static and dynamic platform conditions. Observations suggest that for day operations, a Light Source can be excluded from the system as ambient light was sufficient while during the night, a flare effect and varying levels of illuminations were observed for a dynamic mirror platform attributed to the orientation and positioning of the system’s components.

Tan Yan HaoSchool of Mechanical and Aerospace Engineering

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Experience of URECA Students (ICUR-URECA)

“one of the most memorableexperiences in my university life.”

EXPERIENCE OF ICUR-URECA

To be selected as a presenter in ICUR-URECA 2015 was definitely one of the most memorable experiences in my university life.

The opportunity to present your research as an undergraduate before an international audience is a precious one. ICUR gave me the chance to share my knowledge with peers from other nationalities and disciplines, and it was interesting to see how people from other backgrounds react to and understand my research. I also learnt a lot from others’ presentations. The most fascinating part of ICUR is that you realise how differently people from other disciplines think about a question or issue, and how university education moulds a person’s mindset.

I was also grateful for the workshop and training on research presentation. NTU provided systematic training and enough practice on research presentation, and helped me become more confident in presenting my ideas. This will also benefit students who are going to do research in future. ICUR is a privilege and I suggest those interested in a research career seize this opportunity. I hope future presenters can learn and enjoy it as much as I did!

SESSION 16B - 2:10PM-2:30PM, Wednesday 30 September 2015, NTU SMART Classroom

Ultrafast Charging Battery Based on Magnetic Titania Nanotubes

ABSTRACT

A combination of high energy density and power density is the goal for future energy storage devices in electrical utility and transportation. Lithium ion battery (LIB) is one of the most promising candidates to meet the demanding requirements through engineering of electrode materials. Previously developed titania (TiO2) anode material rendered extraordinarily stable ultrafast charging/discharging capabilities to LIBs, with the advantage of facile, cheap, and scalable production route. However, low energy density was a major limit to its usage in other situations besides portable electronics. This project aimed to improve the energy capacity of TiO2 anode through attachment of high-capacity materials while retaining its fast charging property. Magnetite, an abundant, non-toxic, well-developed transition metal oxide with three times higher energy capacity than titania, was synthesized in nanoparticles via a modified hydrothermal method and attached to titanate nanotubes spontaneously. The prepared composite showed improved capacity of around 20% in the first 50 cycles of fast charging/discharging but decayed significantly after a hundred cycles. The deterioration of capacity upon prolonged cycling was most possibly a result of detachment of magnetite nanoparticles from titania nanotubes. Besides electrochemical performance, magnetite brought strong magnetism to the nanotubes, which opened doors to more applications prompted by magnetism.

Luo YifeiSchool of Materials Science and Engineering

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Experience of URECA Students (ICUR-URECA)

“I got the chance to meet a variety of people involved in the field of research at all levels,from undergraduates to professors and researchers.”

SESSION 16B - 2:30PM-2:50PM, Wednesday 30 September 2015, NTU SMART Classroom

Dynamic Rebalancing of Public Bike Sharing Systems

EXPERIENCE OF ICUR-URECA

The ICUR-URECA event was a great opportunity for me to showcase my research efforts to a global audience, underlining the studies I had conducted as part of my attachment programme at the University of Montreal. I was able to elaborate the application of operations research in the dynamic rebalancing of bike-sharing systems, in addition to gaining an insight into the opinions of pioneers in this field. I was also introduced to the work of other undergraduate researchers in a variety of fields, which included art, history and philosophy.

Furthermore, I was able to listen to outstanding members of academia from across the world, one of whom gave me recommendations to take my research project further. It was great to see that there were undergraduates from across the world with a flair for research, and who could become pioneers in their respective fields. I got the chance to meet a variety of people involved in the field of research at all levels, from undergraduates to professors and researchers. I look forward to pursuing my research as part of NTU’s FYP-URECA Programme, and hope to participate in future conferences.

ABSTRACT

Public Bike Sharing (PBS) Systems are on the rise in most parts of the world. Apart from helping solve core transportation-related issues like the Last Mile Problem, bikes can serve as environmentally-friendly, cheap and efficient forms of transport. These systems experienced a surge in popularity in the first decade of the 21st century owing to the introduction of Information Technology (IT), coupled with concerns regarding expensive intra-city transport and excessive greenhouse gas emissions. In most cities, the trips made by users are predominantly unidirectional ie. The majority of trips are made from residential neighbourhoods toward the Central Business Districts (CBDs) in the morning while the corresponding return trips are made in the evening. This would correspond to an increased demand for bikes in the peripheral areas as well as a high demand for delivery points in the CBDs. In several cases, it leads to an imbalance of bikes at stations, which calls for intervention by the service providers, who have to assign trucks to carry bikes between ‘unbalanced’ stations. Unbalanced stations can be detrimental to persons intending to rent bikes, as well as bikers wishing to deliver their bikes. With the help of Linear Programming and Meta-Heuristics, we simulate this system as a mathematical model, aiming to minimize the time penalties incurred by users while waiting to rent/deliver bikes, as well as proposing an effective vehicle routing algorithm for the trucks.

Vijayendiran AkshaySchool of Mechanical and Aerospace Engineering

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Experience of URECA Students (ICUR-URECA)

“ICUR-URECA was a divine experience that levitated me beyond the pillars of the academic.”

EXPERIENCE OF ICUR-URECA

ICUR was a mammoth event that went beyond Singapore’s shores. Watching the participants present online was beautiful. I was awed by the enriching and thought-provoking topics and presenters. During my presentation, I felt the spirit of the ICUR community, not only in redefining boundaries but also crossing time zones and different cultures to connect through education and the pursuit of knowledge. If I had the chance to participate in the ICUR again, I would definitely do it. I am convinced by the quality of the event and what I had learnt. I was impressed by how the programme ran smoothly even though we were on different time zones. I was also tickled to see different classrooms from all over the world congregate on one screen. This opportunity has empowered me to push myself even more as I scale the Everest of the academic world, or beyond. ICUR-URECA was a divine experience that levitated me beyond the pillars of the academic.

SESSION 17D - 5:00PM-5:20PM, Wednesday 30 September 2015, NTU SMART Classroom

What are Cartoons?

ABSTRACT

The definition of Cartoons has long been entrenched in a variety of subtexts. From being seen as a still illustration to even a 3D animation seen on film, the definition or the language of Cartoons has not been established. In this paper, we proposed to define this indefinite by proposing that “Cartoons” have two components that define it: visual style motion style. Additionally, this paper will look into the potential and attempts in the adaptation of this language of Cartoons in the evolving 3D media across multiple platforms like film and video games.

Keyon Guo YiyongSchool of Art, Design and Media

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“ICUR 2015 gave me a taste of the life of an academic, and it was a truly rewarding experience.”

SESSION 17D - 5:20PM-5:40PM, Wednesday 30 September 2015, NTU SMART Classroom

Exhibiting Ai (Weiwei)

EXPERIENCE OF ICUR-URECA

It was the first time I had the opportunity to present my research to peers from different disciplines and an international audience. It gave me a taste of what it felt like to be an academic researcher, and to be part of a larger network of researchers highly passionate in their subject areas. It was exciting to be able to communicate my ideas to a wider audience, which enabled me to have a deeper understanding of my research as well. Moreover, in the process of communicating with other researchers in the programme, I realised how dynamic and interdisciplinary the academic world is today, where disciplines can no longer exist in isolation. I enjoyed talking to many other like-minded individuals and to learn more about their research. ICUR 2015 gave me a taste of the life of an academic, and it was a truly rewarding experience. I am grateful to ICUR and the URECA Programme Office for giving me this opportunity.

ABSTRACT

Over the past decade, Ai Weiwei has emerged one of China’s most famous contemporary artists cum political activist in the Western world. His works have been exhibited in over 50 solo and group exhibitions organised by museums and galleries in the West. What appears to be interesting in this phenomenon is that although Ai Weiwei’s works of art are largely a response to politically contingent issues to Chinese society, they have continued to appeal to Western audiences. As much as significant research has been done on Ai Weiwei’s works as well as the History of exhibitions, insufficient research has been done with regards to audience research. In other words, there is generally a lack of a framework to study Western audiences that visit his exhibitions. This paper will investigate how exhibitions of Ai’s work in the UK have successfully attracted and encouraged the attendance and participation of new audiences in Contemporary Chinese art. Besides engaging audiences through various mediums such as information panels and guided tours, participation is gauged by the extent of which the audience is able to invent their own translations of what they see in an exhibition rather than being confined to what the curator or artist intended to communicate through the exhibition. Through archival research, interviews with curators and also site visits, a new framework will be devised to determine the extent of success of these exhibitions. This paper will aim to supplement current scholarship in relation to the History of exhibitions and curatorial studies.

Experience of URECA Students (ICUR-URECA)

Ong Shih Wei RieSchool of Humanities and Social Sciences

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Experience of URECA Students (ICUR-URECA)

“ICUR-URECA provides students with the opportunity to share ideas with similar minds.”

EXPERIENCE OF ICUR-URECA

ICUR-URECA was the first academic conference that I had attended. I was fascinated by the chance to present not only before NTU students but also via live video-conferencing with students from other universities. I was particularly impressed by questions addressed to me from the University of Warwick, which were pertinent to my presentation content and a sign that they understood my presentation very well.

ICUR-URECA provides students with the opportunity to share ideas with similar minds. Moreover, I have received positive feedback on my research topic. I feel a sense of fulfillment from giving my presentation and see it is an acknowledgement of my three years as an undergraduate researcher. Though the undergraduate research process is an arduous one full of challenges and difficulties, the opportunity to present my results and findings was the best summary of my graduation. I am grateful to the URECA Programme as well as ICUR-URECA for sharing my research results.

SESSION 18A - 6:30PM-6:50PM, Wednesday 30 September 2015, NTU SMART Classroom

Foreign Interest Rate Shocks and Exchange Rate Regimes of Small Open Economies:Experience from Hong Kong and Singapore

ABSTRACT

Recent decades have witnessed a steady decline in the real interest rates associated with US treasury securities, especially after 2008 US subprime crisis. Since the spill-over effect of developed or large economies on the small open economies is largely through trade and financial linkages, any shocks from other countries could have a significant effect on the domestic economy. This study aims to address the question of whether exchange rate regimes play a role in influencing the macroeconomic performances of comparable small open economies in response to foreign real interest rate shocks. Particularly, experiences from Hong Kong and Singapore are studied from both theoretical and empirical approaches because they are comparable economies with different exchange rate regimes from the period of 1984 to 2010. Theoretical framework was derived based on Mundell-Fleming Model and AD-AS Model, followed by applying Vector Error Correction Model (VECM) to estimate and interpret empirical results in Hong Kong and Singapore. Unit root test and Cointegration test were conducted to select the model before the identification of reduced VECM and structural form. Impulse Response Functions (IRF) were computed and Forecast Error Variance Decompositions (FEVD) were provided as supplementary evidence. This study demonstrates that Hong Kong and Singapore will have different macroeconomic performances under foreign real interest rate shocks, since exchange rate regimes do play a role in the transmission mechanism of foreign real exchange rate shocks. Therefore, our study provides implications for small open economies regarding their policy choices of exchange rate regimes. Moreover, our study could also help explain the increasing popularity of floating exchange rate regimes in the recent decades.

Yang ChuyiSchool of Physical and Mathematical Sciences

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Experience of URECA Students (ICUR-URECA)

“ICUR-URECA is an eye-opening experience.”

SESSION 18A - 6:50PM-7:10PM, Wednesday 30 September 2015, NTU SMART Classroom

Security Protocols to Ensure Fair, Dynamic and Retrievable Cloud Storage

EXPERIENCE OF ICUR-URECA

ICUR-URECA was an eye-opening experience that I am glad I was able to participate in. While URECA provides opportunity to undertake research and gain research experience, ICUR-URECA takes it a step further to present the research to a vast audience. I also learnt valuable skills about public speaking, slide design and presenting for an interdisciplinary audience. I am sure the skills I learnt will help me go far beyond the context of research and academia.

I also got to learn about other interesting topics my peers presented on. The ICUR conference was two days long, with speakers from NTU and around the world. It was interesting to see fellow undergraduates all over the world so passionate about their research. At the same time, I got to learn domain knowledge totally different from my discipline. It added to my limited understanding of fields outside my own, and triggered my curiosity to read up more on the topics.

ABSTRACT

One of the big trends of computing nowadays is cloud computing. More users rely on cloud computing for data storage because of its usefulness and mobility. However, the cloud server may be untrustworthy and may modify or manipulate the outsourced data without our knowing. The scheme presented in this paper has the ability to spot any abnormality in the data stored and also retrieve back the lost data in some cases. It also supports dynamic data (data that can be modified, inserted or deleted). That means the authentication data can be updated as soon as the outsourced data are changed. The scheme also protects an honest cloud server over a dishonest client.

Nguyen Ngoc Tram AnhSchool of Computer Engineering

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Photo Gallery

Presentation training workshop for ICUR-URECA presenters Conference session held in NTU Smart Classroom

Conference session held in NTU Smart Classroom Keyon Guo Yiyong presented his research in the ICUR-URECA 2015

Presenter Nai Jia Wen (right) received Participation Certificate from Associate Professor Sivakumar AI, Siva, Director of URECA programme

Group photo after Certificate and Prize Presentation Ceremony

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List of Abstracts (ICUR-URECA)

Name Abstract Title ProfessorChua Ing Loon, Sean Bone Marrow-on-a-Chip as a Haematopoietic Niche for the Capture of

Leukemic CellsChong Seow Khoon, Mark

Cheong Tong Pei Therapeutic Applications of Surface Design for Children Living with Sensory Processing Disorders (SPDs)

Michael Thaddeus Tan Koon Boon

Nai Jia Wen Novel Antimicrobial Peptides as Potential Anti-Inflammatory Therapeutics

Navin Kumar Verma

J. Jeya Vandana Effect of the Mechanical Stability of SRV-1 Pseudoknots on -1 Frameshifting Efficiency

Chen Gang

Wee Ting Han, Samuel Local Miracles: Postmodern Perspectives on Religious Imagination in Inherit the Wind

Cornelius Anthony Murphy

How Sze Yin What do Singaporeans Expect of Journalists?A Study on the Audience’s Expectations of the Journalistic Role

Edson C Tandoc Jr.

Zhou Hao Problems, Praxis, and Possibilities in Sinophone and Beyond: Yang Lian’s Poetics as a Case Study

Yow Cheun Hoe

Jasmine Alexis Doo Love as Language Cornelius Anthony Murphy

Zhu Wanzheng Lesion Classification using Machine Learning Method Lin Zhiping

Alvin Chew Wei Ze Lagrangian Modelling of Hydrodynamics in Granular Filter Bed Law Wing-Keung, Adrian

Tan Kai Wei Role of N-WASP in Wound Healing Thirumaran s/o Thanabalu

Ong Wei Shiuan, Wilson Upconversion Nanoparticle Conjugates for Fluorescent Turn-On Detection and Rapid Screening of Drug Resistant Bacteria

Xing Bengang

Wang Hewen Rapid Modeling and Analysis of Risks in Complex Supply Chains by Network Theory Approach

Hsu Wen Jing

Neo Xuan Hao Edwin A Case for Punishment: A Hybrid Justification with Rule-Utilitarianism Consequentialism and Revenge-based Retributivism

Andres Carlos Luco

Tan Yan Hao Control of Micro-Electro-Mechanical Systems (MEMS) Based Micro-Mirror Devices

Li King Ho, Holden

Luo Yifei Ultrafast Charging Battery Based on Magnetic Titania Nanotubes Chen Xiaodong

Vijayendiran Akshay Dynamic Rebalancing of Public Bike Sharing Systems Jitamitra Desai

Keyon Guo Yiyong What are Cartoons? Davide Benvenuti

Ong Shih Wei Rie Exhibiting Ai (Weiwei) Michelle Lim

Yang Chuyi Foreign Interest Rate Shocks and Exchange Rate Regimes of Small Open Economies: Experience from Hong Kong and Singapore

Chia Wai Mun

Nguyen Ngoc Tram Anh Security Protocols to Ensure Fair, Dynamic and Retrievable Cloud Storage

Ng Wee Keong