Visualizing and Interacting with Diamond Jason I. Hong March 14 2006.

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Visualizing and Interacting with Diamond Jason I. Hong March 14 2006
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Transcript of Visualizing and Interacting with Diamond Jason I. Hong March 14 2006.

Page 1: Visualizing and Interacting with Diamond Jason I. Hong March 14 2006.

Visualizing and Interacting with Diamond

Jason I. Hong

March 14 2006

Page 2: Visualizing and Interacting with Diamond Jason I. Hong March 14 2006.

Overview

• Interaction techniques for Diamond• Integrated Diamond Environment• Metrics for evaluating Diamond UIs

• None of what I will talk about has been built• Lots of feedback will be useful

Page 3: Visualizing and Interacting with Diamond Jason I. Hong March 14 2006.

Information Visualization

• Problem: How to view lots of data simultaneously?• Traditionally done through information visualization

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A M J J A S O N D J F M

Prior 12 months

Latest 12 months

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Information Visualization

• Problem: How to view lots of data simultaneously?• Traditionally done through information visualization

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Idea #1: Summarize as Metadata

• Problem: How to view lots of data simultaneously?• Traditionally done through information visualization

– These kinds of views good for seeing trends and relations

– Views are also interactive

• Observation: Showing pictures (ie search results) makes it hard to see any trends and relations

• Idea: Diamond should focus first on showing metadata rather than pictures

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Example: Stanford Photo Browser

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Example: Stanford Photo Browser

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Example: Stanford Photo Browser

Page 9: Visualizing and Interacting with Diamond Jason I. Hong March 14 2006.

Idea #1: Summarize as MetadataDiscussion

• Faceted metadata– Can explore categories in any order

– Ex. Location then time, or time then weather then location

• Provides feedforward (like feedback)– United States (1822)

– Gives an idea if drilling down into a category is a good idea

• So how might this work for Diamond?

Page 10: Visualizing and Interacting with Diamond Jason I. Hong March 14 2006.

Idea #1: Summarize as MetadataRough Interface Mockup #1

People0 people (2135…)1 person (1029…)2 people (613…)3 people (323…)4+ people (705…)

Cars0 cars (1036)1 car (1664)2 cars (1324)3 cars (1156)4+ cars (1422)

GrassNo grass (1603)Some grass (1400)Lots of grass (1311)

Search Filters

Search Results

Photo Metadata

Page 11: Visualizing and Interacting with Diamond Jason I. Hong March 14 2006.

Idea #1: Summarize as MetadataRough Interface Mockup #1

People0 people (1635)1 person (829)2 people (213)3 people (123)4+ people (305)

Cars (all > 1 car)

GrassNo grass (703)Some grass (505)Lots of grass (611)

Photo Metadata Search Filters

Search Results (1664 results)

1 Car (1664 results)

Page 12: Visualizing and Interacting with Diamond Jason I. Hong March 14 2006.

Idea #1: Summarize as MetadataRough Interface Mockup #1

People (all > 1 person)

Cars (all > 1 car)

GrassNo grass (703)Some grass (505)Lots of grass (611)

Photo Metadata Search Filters

Search Results (829 results)

1 Car (1664 results)

1 Person (829 results)

Page 13: Visualizing and Interacting with Diamond Jason I. Hong March 14 2006.

Idea #1: Summarize as MetadataRough Interface Mockup #2

People

Cars

Grass

Search Results Search Filters

28,438 photos

Server 1

53,129 photos

Server 2

10,298 photos

Server 3

Add Filter

This side gives an overview of how many results there are, where pictures are coming from

Two-headed scrollbars let you easily select a range of values rather than just a single one (as in previous UI)

Page 14: Visualizing and Interacting with Diamond Jason I. Hong March 14 2006.

Idea #1: Summarize as MetadataRough Interface Mockup #2

People

Cars

Grass

Search Results Search Filters

Server 1

Server 2

Server 3

Add Filter

28,438 photos

53,129 photos

10,298 photos

1,352 photos

Page 15: Visualizing and Interacting with Diamond Jason I. Hong March 14 2006.

Idea #1: Summarize as MetadataDiscussion

• Metadata approach good for exploratory tasks– When you want to get a feel for the data set

– Probably suboptimal for confirmatory tasks

• Digression: Exploratory vs Confirmatory tasks– Exploratory more about understanding the data

• Let the data suggest interesting questions• Interactive overviews useful here

– Confirmatory more about validating a hypothesis• Use data to prove something true or false

– Diamond needs to support both kinds of tasks

Page 16: Visualizing and Interacting with Diamond Jason I. Hong March 14 2006.

Idea #1: Summarize as MetadataDiscussion

• Metadata approach good for stovepiping– Some organizations don’t want to or can’t share all info

– Legal or market reasons

– Metadata approach a way of sharing enough useful info without giving everything away

– Ex. FBI, CIA, NSA, let them explore each other’s metadata, and if probable cause, then examine relevant pictures (and then log it for accountability)

Page 17: Visualizing and Interacting with Diamond Jason I. Hong March 14 2006.

Idea #1: Summarize as MetadataDiscussion

• Issue: how to get good labels for metadata?– Semantic gap between people and vision algorithms

– Each filter can be a label, but not often useful• RGB values not useful as metadata here

• Issue: confidence intervals for metadata?– Ex. 90% sure there are 3 people in this image

Page 18: Visualizing and Interacting with Diamond Jason I. Hong March 14 2006.

Idea #2: Scatter / Gather for Clustering

• Problem: Lots of ways of ways of organizing pictures, how to do so in a flexible and meaningful way?

• Example: 2000 books on European History– Could organize by author, by nation, by era, political, etc

– But hard to do this in advance if you aren’t sure what categories are going to be useful

• Scatter / Gather developed at PARC for text retrieval– System scatters documents into a number of clusters

– User can gather clusters together

– System re-scatters

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Idea #2: Scatter / Gather for Clustering

• Retrieve top 250 documents containing “star”– From an encyclopedia

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Idea #2: Scatter / Gather for Clustering

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Idea #2: Scatter / Gather for ClusteringNo semantics a priori, just some clustering algorithms to

group things by similarity

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Idea #2: Scatter / Gather for Clustering

Page 23: Visualizing and Interacting with Diamond Jason I. Hong March 14 2006.

Idea #2: Scatter / Gather for Clustering

• Can we apply Scatter / Gather to Diamond?– Easier to cluster documents (vector of words) than images

• Text is simple, images have “hidden” content

– Scale and performance also issues

• Currently unclear how effective it would be– Open research question

– Need lots of help here from vision and learning people

Page 24: Visualizing and Interacting with Diamond Jason I. Hong March 14 2006.

Idea #2: Scatter / Gather for Clustering

• Digression: Different kinds of tools seem more useful for different stages of use in Diamond

• Opening– Coarse-grained, cull out obvious misses

– Exploration and metadata overview

– Query specification

• Midgame– Refine and drill-down

– Scatter/Gather

• Endgame– Fine-grained

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Idea #3: Why and Why Not Questions

• Whyline– reduced novice programmers' debugging time ~7.8 and

helping them get 40% further through their tasks

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Idea #3: Why and Why Not Questions

Page 28: Visualizing and Interacting with Diamond Jason I. Hong March 14 2006.

Idea #3: Why and Why Not Questions

• Possible alternative interface for relevance feedback– Relevance feedback often a black box

– ‘Why’ and ‘why not’ questions can expose more info for developing and tuning filters

• Why questions– Why do my filters say there is a face here?

– Why is this image in this category?

– Also, how to fix?

• Why not questions– Harder to ask, may not know image is missing

– More useful with known data set

Page 29: Visualizing and Interacting with Diamond Jason I. Hong March 14 2006.

Overview

• Interaction techniques for Diamond• Integrated Diamond Environment• Metrics for evaluating Diamond UIs

Page 30: Visualizing and Interacting with Diamond Jason I. Hong March 14 2006.

Idea #4: Integrated Diamond Environment

• Problem: How to develop new user interfaces?– Discussed lots of UI ideas

– Don’t want to custom build a new UI for each domain

– UI toolkits, but not quite right, lots of duplicated effort

• Alternative idea: An Integrated Diamond Environment– Like Integrated Developer Environment for programming

Page 31: Visualizing and Interacting with Diamond Jason I. Hong March 14 2006.

Idea #4: Integrated Diamond EnvironmentEclipse IDE

• A single UI for managing all tasks related to development

• Comes with large set of tools• Supports plug-ins for new tools• End-users can easily re-arrange tools (windows) to fit their needs

Page 32: Visualizing and Interacting with Diamond Jason I. Hong March 14 2006.

Idea #4: Integrated Diamond Environment

• Provides standard tools for manipulating data sets• Advantages

– Better re-use of code– Fosters a developer community (network effects)– Foster more deployment of Diamond?

• Setting up a UI for new domain would consist of:– setting up the image filters– setting up the windows– creating useful macros

Page 33: Visualizing and Interacting with Diamond Jason I. Hong March 14 2006.

Idea #4: Integrated Diamond Environment

• Issue: Need a common way of integrating Diamond data flow and new tools

• Idea: Provide abstract notion of data set, plus belt of tools for viewing and manipulating

Current Tool

Tool

Tool

ToolData Sets

History

Page 34: Visualizing and Interacting with Diamond Jason I. Hong March 14 2006.

Idea #4: Integrated Diamond Environment

People0 people (2135…)1 person (1029…)2 people (613…)3 people (323…)4+ people (705…)

Cars0 cars (1036)1 car (1664)2 cars (1324)3 cars (1156)4+ cars (1422)

Scatter / GatherTool

Set ManipulationTool

Tool

Working Data Set (5326)

Metadata Overview

Start (5326)

Page 35: Visualizing and Interacting with Diamond Jason I. Hong March 14 2006.

Idea #4: Integrated Diamond Environment

People (all > 1 person)Cars

0 cars (1036)1 car (1664)2 cars (1324)3 cars (1156)4+ cars (1422)

Scatter / GatherTool

Set ManipulationTool

Tool

Working Data Set (1029)

Metadata Overview

Start (5326) 1 person (1029)

Page 36: Visualizing and Interacting with Diamond Jason I. Hong March 14 2006.

Idea #4: Integrated Diamond Environment

Yellow, Door, Grass

Face

MetadataOverview Tool

Set ManipulationTool

Tool

Working Data Set (1029)

Scatter / Gather Tool

Start (5326) 1 person (1029)

Page 37: Visualizing and Interacting with Diamond Jason I. Hong March 14 2006.

Idea #4: Integrated Diamond Environment

Yellow, Door, Grass

Face

MetadataOverview Tool

Set ManipulationTool

Tool

Pics with 1 Person (1029)

Scatter / Gather Tool

Start (5326)

Working Data Set (5326)

Page 38: Visualizing and Interacting with Diamond Jason I. Hong March 14 2006.

Idea #4: Integrated Diamond Environment

Yellow, Door, Grass

Face

MetadataOverview Tool

Set ManipulationTool

Tool

Pics with 1 Person (1029)

Scatter / Gather Tool

Start (5326)

Working Data Set (200)

Tool A (629) Tool B (200)

Page 39: Visualizing and Interacting with Diamond Jason I. Hong March 14 2006.

Idea #4: Integrated Diamond Environment

• Data Set– Abstract set of images + History of how it got there

• Tool– Manipulates current data set– Provides view of that data set– Developers create these

Page 40: Visualizing and Interacting with Diamond Jason I. Hong March 14 2006.

Idea #4: Integrated Diamond Environment

• Macros– Would hide some of the tools– Automate repetitive actions– Describe things in a domain-specific manner– UI designers and advanced end-users create these

• Collection of tools, loosely joined– Easy to add new tools w/o a lot of overhead– Easy to assemble tools into an ensemble– Like Unix philosophy

Page 41: Visualizing and Interacting with Diamond Jason I. Hong March 14 2006.

Idea #4: Integrated Diamond Environment

• Idea: Model-based user interfaces– Given an abstract task model, generate a high quality

user interface with domain-specific terminology

– Alternative to macros described earlier

– Task model might include things like:• Kinds of images interested in• Higher-level description of objects in images

– Lots of green near bottom of image is “grass”

• Workflow (first do A, then do B)

– Model-based UIs researched for 20+ years• Diamond might be constrained enough though

Page 42: Visualizing and Interacting with Diamond Jason I. Hong March 14 2006.

Idea #5: Metrics

• How to measure the effectiveness of Diamond UIs?– Developing a new Diamond UI

– Using a Diamond UI

Page 43: Visualizing and Interacting with Diamond Jason I. Hong March 14 2006.

Idea #5: MetricsMethod #1 – Standard HCI task-based approach

• Define standard tasks– Ex. 1000 pictures

– Warmup task, find any picture that has “1 car + 1 person”

– Medium task (1-2 pictures with answer), see if a tractor trailer ever passed through this gate

– Harder tasks

• Measures– Time on task

– #errors

– #tasks successfully completed

– Outside judges measure quality of work

– Subjective satisfaction

• This would be a standard way of evaluating a UI

Page 44: Visualizing and Interacting with Diamond Jason I. Hong March 14 2006.

Idea #5: MetricsMethod #1 – Standard HCI task-based approach

• Problem: Diamond intended for use by experts whose time is very valuable, making it hard to go this route– Hard to get lots of experts

– Hard to get statistically significant results

– Unclear what UI to compare against (only useful if there is another UI that does something like Diamond)

• Not clear to me how to address this problem– Usually we would try to find good approximate users,

ex. medical students instead of doctors

– Focus here likely to be qualitative rather than quantitative

Page 45: Visualizing and Interacting with Diamond Jason I. Hong March 14 2006.

Idea #5: MetricsMethod #2 – TREC-like Bakeoff

• TREC stands for Text REtrieval Conference

“Existing research groups (such as the Cornell SMART system) report a doubling in performance over the six years of TREC, whereas systems new to TREC typically double their performance in the first year as they move their techniques into current state-of-the-art.”

American Society for Information Science Bulletin, Apr/May 98

Page 46: Visualizing and Interacting with Diamond Jason I. Hong March 14 2006.

Idea #5: MetricsMethod #2 – TREC-like Bakeoff

• TREC worked because it targeted the generic problem of text retrieval first rather than specific problems– Initially focused on searching generic text corpora– Only recently has there been a genomics track, legal track,

blogs, video, terabyte storage, etc

• With Diamond, we are focusing on specific apps first– Pharmaceutical, Medical, Homeland security– Right from an interaction design standpoint, might not be

from an optimization standpoint

Page 47: Visualizing and Interacting with Diamond Jason I. Hong March 14 2006.

Idea #5: MetricsMethod #2 – TREC-like Bakeoff

• Idea: Push for a new track in TREC for large-scale image retrieval

• Idea: Focus on a domain that will have LOTS of users– Improvements in the general case will also help specific cases

• Idea: Provide a standard large corpora of images– Bettman archive, AP photo archive, web image search– Provide an open Diamond server for others– Foster competitions on top of Diamond– Open source code + “open source” data– Student could just download code and run it

Page 48: Visualizing and Interacting with Diamond Jason I. Hong March 14 2006.

Summary

• Interaction techniques for Diamond– Faceted metadata for overviews

– Scatter / Gather for refining

– Why and Why Not questions for debugging

• Integrated Diamond Environment– A framework for developing tools and UIs

• Metrics for evaluating Diamond UIs– Standard human-computer interaction evaluation

– TREC-like bakeoffs

Page 49: Visualizing and Interacting with Diamond Jason I. Hong March 14 2006.

Backup slides

Page 50: Visualizing and Interacting with Diamond Jason I. Hong March 14 2006.

Idea: Summarize as MetadataRough Interface Mockup

People0 people (2135)1 person (1029)2 people (613)3 people (323)4+ people (705)

Cars0 cars (1036)1 car (1664)2 cars (1324)3 cars (1156)4+ cars (1422)

GrassNo grass (1603)Some grass (1400)Lots of grass (1311)

Page 51: Visualizing and Interacting with Diamond Jason I. Hong March 14 2006.

Other Diamond Issues

• Sketch Retrieval– Draw what you want and retrieve

– Spatial as well

• Spatial retrieval– Car in corner

• Handling false negatives• Multiple people evaluating search results• Model-based user interfaces

– Given an abstract task model, generate a high quality user interface with domain-specific terminology

Page 52: Visualizing and Interacting with Diamond Jason I. Hong March 14 2006.

Idea: Other Domains for Diamond

• Digital Libraries• Web search