Proceedings Edited by

IEEE

_Symposium

_on

Visual

_Analytics

Science and

_Technology

₂₀₀₈

Columbus,

Ohio USA

October

21 -

23,2008

Held

_co-jointly

with

_{VisWeek 2008,}

October

₁₉

-24

Proceedings

Edited

_by

David Ebert

Thomas Ertl

^lEEE

Computer

SOCIETY

SPONSORED BY IEEE COMPUTERSOCIETY VISUALIZATIONAND GRAPHICS TECHNICALCOMMITTEE inCooperationwith ACM SIGGRAPH

TABLE OF CONTENTS

PAPERS

SESSION 1: SCIENTIFIC

VISUAL

ANALYTICS AND LEARNING

Visual Cluster

_Analysis

of_TrajectoryDataWith Interactive Kohonen

_Maps

1 T. Schreck,J.Bernard, T. Tekusova,J. Kohlhammer

Crystal

StructuresClassifier foranEvolutionary

Algorithm

Structure Predictor 9 M. Valle, A.R. Oganov

Model-DrivenVisual

Analytics

17

S._Garg,J.E.Nam,I. V.Ramakrishnan,K. Mueller

Using

Visual

_Analytics

to MaintainSituation Awarenessin

_Astrophysics

25

C. R._Aragon,S.S.Poon, G.S._Aldering,R.C. Thomas,R.

_Quimby

SESSION 2: TEMPORAL AND

SPATIAL VISUAL ANALYTICS

Understanding Syndromic Hotspots

-A Visual

Analytics Approach

33

R.

_Maciejewski,

S.Rudolph,R. Hafen, A. Abusalah, M. Yakout, M. Ouzzani, W.S. Cleveland,S.J.

Grannis,M. Wade,D.S.Ebert

Configurable Spaces: Temporal Analysis

in

_Diagrammatic

Contexts 41 T.

_Kapler,

R. Eccles, R._Harper, W. _Wright

Spatio-temporal Aggregation

for Visual

_Analysis

of Movements 49 G.Andrienko,N. Andrienko

Maintaining Interactivity

While

_Exploring

Massive Time Series 57 S. Chan,L.Xiao, J. Gerth, P. Hanrahan

SESSION

3:

COLLABORATION

AND

EVALUATION

CollaborativeSynthesisofVisualAnalyticResults 65

A.C. Robinson

Visual Evaluation of Text Features for Document Summarization andAnalysis 73

D.Oelke, P. Bak,D.A.Keim,M.Last, G. Danon

Evaluating

the

_Relationship

Between User Interaction and Financial Visual

_Analysis

81 D.H.

_Jeong,

W.Don,F.Stukes, W.

_Ribarsky,

H.R.Lipford,R. _Chang

Visual

_Analytics

for

_{Complex Concepts using}

aHuman

Cognition

Model

T.U. Green, W._Ribarsky,B. Fisher

89

SESSION

4: BEST PAPER AWARD

Entity-Based

Collaboration Tools for

_{Intelligence Analysis}

97

E.A.Bier, S.K. Card, J.W. Bodnar

SESSION 5:

REASONING. INSIGHT, AND

SYSTEM ASPECTS

Applied

Visual

_Analytics

forEconomic

_{Decision-Making}

105

A.Savikhin,R.

_Maciejewski,

D.S. Ebert

Narratives: A Visualization to Track Narrative Events as

they

Develop 113

D. Fisher,A._Hoff,C.Robertson, M. Hurst

Characterizing

Users' Visual

_{Analytic Activity}

for

Insight

Provenance 121 D. Gotz,MX.Zhou

The Scalable

Reasoning System: Lightweight

Visualization for Distributed

Analytics

129 W.A. Pike,J. Bruce,B._Baddeley,D. Best,L.Franklin,R. _May, D.M. Rice, R. Riensche,K. Younkin

SESSION

6: MULTIDIMENSIONAL DATA

VISUAL

ANALYTICS

Generating

Hypotheses

of Trends in

_{High-dimensional}

Data Skeletons 137

C.K.

_Reddy,

S.Pokharkar, T.K, Ho

Multivariate Visual

_Explanation

for

_High

Dimensional Datasets 145

£.Barlowe,T. _Zhang,Y.Liu,J, Yang,D.Jacobs

Visual

_Mining

of Multimedia Data for Social and Behavioral Studies 153 C. Yu, Y.Zhong, T.Smith,I.Park, W._Huang

MultidimensionalVisual

_{Analysis Using}

Cross-Filtered Views 161 C. Weaver

POSTERS

Interactive Poster: Visual Analytic

Techniques

forC02 Emissions andConcentrations in

the United States 169

iV._Andrysco,B.Benes,K._Gurney

Envisioning

User Models for

_Adaptive

Visualization 171

J.Ahn, P.Brusilovsky

A

_{Compound Approach}

forInteractive VisualizationofTime-Oriented Data 173 T. Lammarsch

Interactive Poster-SocialRank: An

Ego-

and Time-centric Workflow for

Relationship

Identification 175

J._Montemayor, C.Diehl,M.Pekala, D.Patrone

Visual

_Analysis

for MutualFundPerformance 177 Y.Zhao,J.Alsakran,X. Zhao

An Information Visualization

System

for the

_{Understanding}

of Web Data 179 V. Pascual-Cid

Supporting Exploration

Awareness for Visual

_Analytics

181 Y.B.Shrinivasan, J.J. Van_Wijk

Interactive Poster: VisualData

_Mining

of

_{Unevenly-spaced}

Event

_Sequences

183

A. Godwin,R. _Chang,R.Kosara, W. _Ribarsky

A 3DTreemap

Approach

for

_Analyzing

the

_{Classificatory}

Distribution in Patent Portfolios 185

M.Giereth,H. Bosch, T.Ertl

Visual

_Analysis

of Seismic Simulation Data 187

F. J.Gerhardt,J._Meyer

CHALLENGE

CHALLENGE

INTRODUCTION

VAST 2008

_Challenge:

_Introducting

Mini

_Challenges

189

G. Grinstein, C.Plaisant,S.Laskowski, T.O'Connell,J.Scholtz, M.

_Whiting

GRAND CHALLENGE AWARD: DATA

INTEGRATION

Visualization and Collaboration in the VAST 2008

_Challenge

191

D.

_Pellegrino,

C. Weaver,C. Pan, P. Mitra, A. Robinson, C. Chen, M.Strykei;I. Turton,J.Luo,A.

MacEachren

GRAND

CHALLENGE AWARD 2008: SUPPORT FOR DIVERSE

ANALYTIC

TECHNIQUES

nSpace2

and GeoTime Visual

_Analytics

193

L. Chien,A. Tat,P.Proulx,A.Khamisa, W. _Wright

GRAND CHALLENGE AWARD:

INTERACTIVE VISUAL ANALYTICS

ENVIRONMENT

Palantir: The Future of

_Analysis

195

J._Payne,J. Solomon,R. Sankar,B. McGrew

MIGRANT

BOAT MINI CHALLENGE AWARD: SIMPLE

AND EFFECTIVE

INTEGRATED

DISPLAY

Geo-Temporal Analysis

of

_Migrant

Boats

R. Miklin, T.

_Lipic,

ZKonyha, M,Beric, W. Freiler,K. Matkovic,D. Gracanin

EVACUATION

TRACE MINI

CHALLENGE AWARD:

TOOL

INTEGRATION

Analysis ofMovementswith

_Geospatial

Visual

Analytics

Toolkit 199

N.Andrienko,G. Andrienko

CELL

PHONE MINI CHALLENGE

AWARD:

SOCIAL

NETWORK ACCURACY

Exploring

Temporal Communicationin Mobile Call

_Graphs

201

Q.

Ye, T.Zhu, D.Hu, B. Wu, N. Du, B. Wang

EVACUATION

TRACES MINI CHALLENGE

AWARD:

USER

TESTING

TO OBTAIN CONSENSUS

ANSWERS

Discovering

the Terrorist 203

A.L.Simeone,B. Paolo

CELL PHONE MINI

CHALLENGE AWARD: INUITIVE

SOCIAL

NETWORK

GRAPHS

VisualAnalyticsof Cell Phone Data

_using

MobiVis and Onto Vis 205

CD. Correct, T. Crnovrsanin, C.Muelder,Z.Shen,R.

_Armstrong,

J. Shearer, K.Ma

CELL PHONE MINI CHALLENGE AWARD:

TIME

VISUALIZATIONS

OF

CELL

PHONE ACTIVITY

Using

SocialActionto UncoverHiddenStructure in Social NetworksoverTime 207

A. Perer

CELL PHONE MINI CHALLENGE: NODE-LINK ANIMATION

AWARD

Animating

Multivariate

_Dynamic

SocialNetworks 209 M.

_Faringia,

A.

_Quigley

MIGRANT BOAT

MINI CHALLENGE AWARD: ANALYSIS SUMMARY

A

_{Geo-Temporal Analysis}

of the

_Migrant

Boat Dataset 211 B.Holland,L.

_Kuchy,

J.Dalton

EVACUATION TRACE MINI

CHALLENGE AWARD:

INNOVATIVE TRACE

VISUALIZATION

Staining

for Information

_Discovery

₂₁₃

CELL

PHONE MINI CHALLENGE

AWARD: TOOLKIT INTEGRATION

Solving

the Cell Phone Calls

_Challenge

with the

_{Prajna Project}

215

E. Swing