Interactive TV: Improve the user experience using a second screen Arne Misbaer & Robin Vrebos...
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![Page 1: Interactive TV: Improve the user experience using a second screen Arne Misbaer & Robin Vrebos Mentor: Robin De Croon 1.](https://reader034.fdocuments.us/reader034/viewer/2022051215/5697bf7d1a28abf838c84823/html5/thumbnails/1.jpg)
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Interactive TV: Improve the user
experience using a second screen
Arne Misbaer & Robin VrebosMentor: Robin De Croon
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Demo• Connect to network “secondscreentv”
(pass:demo)• Web app:
o http://doug.cs.kuleuven.be/secondscreen/
• Android app:o http://doug.cs.kuleuven.be/secondscreen/apk/SecondScreenTV.apk
• +-5 minutes• TV show: The Blacklist• Episode: The Freelancer (S01E02)• Start: 32:30• End: 36:30
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Presentation structure• Reseach question• Design cirteria• Overview prototypes• Digital prototype 1: recapitulation• Digital prototype 2• Digital prototype 3• Digital prototype 4• Final testing
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Research questionWhat do viewers want and how to present it to them?
We will try to answer following questions:• What content to show?
o Murray, J., & Goldenberg, S. (2012). Story-map: iPad companion for long form TV narratives. … on Interactive Tv and …, 223–226. Retrieved from http://dl.acm.org/citation.cfm?id=2325659
• When to show this content?o Geerts, J. V. and D. (n.d.). Second-Screen Use in the Home: An Ethnographic Study.o Holmes, M. E., Josephson, S., & Carney, R. E. (2012). Visual attention to television programs with a second-screen
application. Proceedings of the Symposium on Eye Tracking Research and Applications - ETRA ’12, 397. doi:10.1145/2168556.2168646
• Where to show this content?o Michel, A., Schou, J., Bo, L., Fleury, A., & Pedersen, J. S. (2012). Interactive TV : Interaction and Control in Second-
screen TV Consumption.
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Design criteria• Right balance between engagement and
distractiono Murray, J., & Goldenberg, S. (2012). Story-map: iPad companion for long form TV narratives. … on Interactive Tv
and …, 223–226. Retrieved from http://dl.acm.org/citation.cfm?id=2325659o D. Geerts, R. Leenheer, D. De Grooff, J. Negenman, S. Heijstraten, In front of and behind the second screen: viewer
and producer perspectives on a companion app, 2014.o Basapur, S., Mandalia, H., Chaysinh, S., Lee, Y., Venkitaraman, N., & Metcalf, C. (2012). FANFEEDS: Evaluation of
Socially Generated Information Feed on Second Screen as a TV Show Companion. Proceedings of the 10th European Conference on Interactive Tv and Video - EuroiTV ’12, 87–96. Retrieved from http://dl.acm.org/citation.cfm?id=2325616.2325636
o Van Cauwenberge, A., Schaap, G., & van Roy, R. (2014). “TV no longer commands our full attention”: Effects of second-screen viewing and task relevance on cognitive load and learning from news. Computers in Human Behavior, 38, 100–109. doi:10.1016/j.chb.2014.05.021
o Holmes, M. E., Josephson, S., & Carney, R. E. (2012). Visual attention to television programs with a second-screen application. Proceedings of the Symposium on Eye Tracking Research and Applications - ETRA ’12, 397. doi:10.1145/2168556.2168646
• Low threshold to start applicationo D. Geerts, R. Leenheer, D. De Grooff, J. Negenman, S. Heijstraten, In front of and behind the second screen: viewer
and producer perspectives on a companion app, 2014.
• Platform independent
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Design criteria• Consistency and simplicity
o R. Hoekman Jr., Designing the obvious: a common sense approach to Web & mobile application design, 2010.
• Personalizationo R. Bernhaupt & Pirker, M. M., User interface guidelines for the control of interactive television systems via
smartphone applications. Behaviour & Information Technology, 33(8), 784799. doi:10.1080/0144929X.2013.810782, 2013.
• Revisit notificationso D. Geerts, R. Leenheer, D. De Grooff, J. Negenman, S. Heijstraten, In front of and behind the second screen: viewer
and producer perspectives on a companion app, 2014.o Brown, A., Evans, M., Jay, C., Glancy, M., Jones, R., & Harper, S. (2014). HCI over multiple screens. Proceedings of
the Extended Abstracts of the 32nd Annual ACM Conference on Human Factors in Computing Systems - CHI EA ’14, 665–674. doi:10.1145/2559206.2578869
• Added valueo D. Geerts, R. Leenheer, D. De Grooff, J. Negenman, S. Heijstraten, In front of and behind the second screen: viewer
and producer perspectives on a companion app, 2014.
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Overview prototypes
2014 Nov Dec Jan Feb Mar Apr May Jun 2015
Digital Prototype 1 evaluation22-24 Nov
Sus score: 87
Digital Prototype 2 evaluation18-19 Mar
Sus score: 79
Digital Prototype 3 evaluation24-26 Mar
Sus score: 74
Final evaluationApr 12 – May 3
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Remember digital prototype 1?
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Feedback DGP1• Tests:
o Collapsible menu was not very popular (2/5)o Graphical improvements needed (5/5)
• Your feedback:o Not everyone received all notificationso Pull content on certain moments instead of pushingo Narrow target group downo Two or three shows
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Changes DGP2
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Graphical improvements (5/5)
Image sliders (D.C. revisit notifications)Illustrated character list (D.C. simplicity + scaling)Better map (usability ++)
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Collapsible Static menu (2/5)
Less clicks + better overview usability ++
Better suited for long screens (mobile)
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Notifications issue• Pushing to app App pulls from DB at startup
New Setup:
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Pull functionality
Additional information can be pulled at any time
Design criteria: added value
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Target group• Young adults (+- 15-30)
o Courtois, C. (n.d.). Second Screen Applications and Tablet Users : Constellation , Awareness , Experience , and Interest, 11, 153–156.
• Never used second screen appo Holmes, M. E., Josephson, S., & Carney, R. E. (2012). Visual attention to television programs with a second-screen
application. Proceedings of the Symposium on Eye Tracking Research and Applications - ETRA ’12, 397. doi:10.1145/2168556.2168646
• Familiar with touchscreen• Different educational backgrounds• Show preferences not a requirement
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Multiple shows
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General changes DGP2
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Home screen• Collapsible set Image sliders
o Image catches the attention of usero Beauty of application ++o Idea from: AMC Story Sync, SHO Sync & De ridder app
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Synchronisation• App syncs with primary screen
no login no initial preference setting Idea from: Shazam for TV
Design criteria: Low threshold
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Settings• Choose content types• Notifications: on primary or not?
Design criteria: personalisation Research question: where to show content?
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Encountered problems• Synchronization with primary screen
o No open API for audio synchronizationo Solved with Kodi media player (Web Socket)
• Phonegap app creationo Html 5 video not working on local files
• Web Socket issues for Android version < 4.4o Solved with Phonegap plugin
• Small issues with JQuery Mobileo Initialization sliders
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Testing DGP2• 6 people • Age: 20 – 26• Familiar with touchscreen• Never used a second screen application• Solo viewing • Native Android apk• Location: trusted environment
• Testing focus: usability
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Feedback DGP2
Average SUS score: 79
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Feedback DGP2• Pull button unclear
(4/6)• Arrows sliders blocking text
(3/6)• Timer: next notification?
(3/6)• Overview slides
(2/6)• Pause primary screen during video (2/6)• Provided info too extensive
(2/6)• Automatic jump new notification
(2/6)• Warning new notification on secondary screen
(1/6)
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Changes DGP3
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Pull button (4/6)• Button label changed• Position changed• Button click:
Usability ++
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Graphical• Slider arrows blocking text, bad readability (3/6)
fading arrows• No slides overview (2/6) bullets slider (familiar
feel)
Usability ++
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Timer next notification (3/6)
Usability ++
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Warning new notification (1/6)
Usability ++
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Other changes• Pause primary screen during video
(2/6)o Design criteria: Right balance between engagement and distraction
• Provided info too extensive (2/6)o Info in DB shortened o Design criteria: Right balance between engagement and distraction
• Automatic jump to new notification (2/6)o Usability ++
• Native web applicationo App on KUL servero More flexible testingo Design criteria: platform independent
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Encountered problems• Video recording
o Rasberry pi camera module • Not working on openelec• Too heavy work for pi• Quality to low for darker room
o Front facing camera on phone/tablet• No Phonegap plugin found• Too much space needed for video on users phone
• App not working on Android version < 4,4o Web Socket not supported in browsero Use different browser: e.g. Google chrome
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Setup DGP3
New
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Testing DGP3• 4 people• 2 together, 2 solo viewings• Age: 19-25• Familiar with touchscreen• Never used a second screen application• Web app• Location: trusted environment • Filmed +- 20 min• Logging: Google analytics
o Research question: what content to show?
• Testing focus: usability & information gathering
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Feedback DGP3
Average SUS score: 74
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Feedback DGP3• Screen non-active: no notifications on secondary
screen (3/4)
• Notification title: bad readability (2/4)
• Video’s on primary screen (in group viewing) (2/4)
• Settings: notification speed (1/4)
• Seek in video (1/4)
• Primary screen: Notifications not visible with subtitles
(1/4)
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Changes DGP4
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Screen non-active (3/4)
• Not possible using web application• Solved native Android appBoth native & web• Anyone an idea for solving this issue with a web
application?
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Notification title (2/4)
Usability ++
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Video’s primary screen (2/4)
Design criteria: personalisation Research question: where to show content?
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Notification speed (1/4)
Design criteria: personalisationResearch question: when to show content?
(All settings stored in cookie)
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Other changes• Seek in video
(1/4)o Seek in video notifications possible
• Notifications primary screen (1/4)o moved to top
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Encountered problems• Google Analytics
o Did not log information needed (could not link to user)o Solved by added own logging system
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Final testing: overview• Target group• Setup • Duration• Planned information gathering• Preparations
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Final testing: Target group
• Same requirements as before:o Young adults (+- 15 – 30)o Familiar with touchscreeno Different educational backgroundso Show preferences not a requirement
• Controlled (10 people)o 3 groups of 2o 4 individual
• In the wild (+- 30 people)
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Final testing: Setup• Controlled
o 14 test moments in total • 3x groups of 2• 4 individual• 2 episodes per test moment• Each participant participates in 2 test moments
o Tests in classroom at this facultyo Episode playing on laptop, connected to projectoro Local wifi (needed because of firewalls)
• In the wildo App (link, apk, ipa) availableo Search for participants on Reddit, Facebook, Kodi forum
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Final testing: Duration• Contolled: 3 weeks (12 april – 3 may)• In the wild: release 12 april, as long as possible
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Final testing: Planned information gathering• Research questions:
o What content to show?• Logging: tabs, notifications• Logging: settings: types disabled?
o When to show this content?• Quiz: lower scores during notification heavy periods?• Logging: settings: speed changed?
o Where to show this content?• Settings: primary screen notifications disabled?• Logging: videos played on primary or not?• Differences between group – invidual (Ex. Videos)
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• Design criteria:o Right balance between engagement and distraction
• Quiz: different scores non users?• Filming: attention division• Logging: difference arrival – viewing
o Consistency and simplicity• Sus survey
o Personalization• Logging: settings changes
o Revisit notifications• Logging: difference arrival – viewing
o Added value• Sus survey (frequently use)• Logging: notifications viewed?
Final testing: Planned information gathering
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• Controlled VS In the wild:
Final testing: Planned information gathering
Controlled In the wild
Logging Yes Yes
Quiz Yes Yes
Filming Yes No
SUS survey Yes No
Group - individual
Yes Yes
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Preparations• Already found 4 people (2 groups of 2) for controlled• No fixed data yet (planning doodle)• Complete setup test in advance
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Novelty• Content based on user preference• Content placement on primary screen• Very low threshold• Synchronization Supports multiple shows • Pulling content:
o Not in paperso Not in evaluated apps
• High personalisationo Filterso Primary screen?o Notification speed
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Planning• Prepare test& finish details app (if necessary)
o 1-12 april
• Final prototype testingo 12 april: sending app in the wild (reddit, facebook, Kodi forum etc)o 12 april -3 may: Controlled testing)
• Evaluation: processing results & integrate into papero 3 -10 may
• Poster & demo HCI dayo 10-21 may
• Thesis text writing (meanwhile during previous steps)o 6 april - begin june
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Summary• Hours worked (2 combined)
o Digital prototype 2:• timespan = 12 weeks• Hours = +- 450• Hours/week = 37,5
o Digital prototype 3 + paper:• timespan = 1 week • Hours = 49• Hours/week = 49
o Digital prototype 4 + paper:• timespan = 5 days• Hours = 45• Hours/day = 9
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Summary• Expected score = +- 13,5/20• # blogposts = 21• # comments on other blogs = 3 (Arne) 5 (Robin)
![Page 55: Interactive TV: Improve the user experience using a second screen Arne Misbaer & Robin Vrebos Mentor: Robin De Croon 1.](https://reader034.fdocuments.us/reader034/viewer/2022051215/5697bf7d1a28abf838c84823/html5/thumbnails/55.jpg)
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Questions?