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March 12, 2014. Data Visualization. John Stasko School of Interactive Computing Georgia Institute of Technology [email protected] Data. Visualization “The use of computer-supported, interactive visual representations of data to amplify cognition” . Visuals help us think

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Data visualization

March 12, 2014

Data Visualization

John Stasko

School of Interactive ComputingGeorgia Institute of Technology

[email protected]



Visualization“The use of computer-supported, interactive visual representations of data to amplify cognition”


Visuals help us think

Provides a frame of reference, temporary storage area

Cognition  Perception

Pattern matching


1. Presentation

Communicate data and ideas

Explain and inform

Influence and persuade

Provide evidence and support



http://infographicsnews.blogspot.com/2009/04/mantras-joe-lertolas-maps.htmlhttp://infographicsnews.blogspot.com/2009/04/mantras-joe-lertolas-maps.html


www.cdc.gov/mmwr/preview/mmwrhtml/mm5212a1.htmhttp://infographicsnews.blogspot.com/2009/04/mantras-joe-lertolas-maps.html


2. Analysishttp://infographicsnews.blogspot.com/2009/04/mantras-joe-lertolas-maps.html

understand, compare, decide, judge, evaluate,assess, determine, …


Many Data Analysis Approacheshttp://infographicsnews.blogspot.com/2009/04/mantras-joe-lertolas-maps.html

Statistics

Database & information retrieval

Data mining

Machine learning


  • Visualization most useful in http://infographicsnews.blogspot.com/2009/04/mantras-joe-lertolas-maps.htmlexploratory data analysis

    • Don’t know what you’re looking for

    • Don’t have a priori questions

    • Want to know what questions to ask


SellTrendhttp://infographicsnews.blogspot.com/2009/04/mantras-joe-lertolas-maps.html

Web-based airlinebooking requests

Help recognizeirregularities and analyze what the problem is

http://www.cc.gatech.edu/gvu/ii/selltrend/

Liu, Sullivan, Stasko

TVCG (InfoVis) ‘09


SnapShothttp://infographicsnews.blogspot.com/2009/04/mantras-joe-lertolas-maps.html

Present an entire year ofNHL shot data

For ice hockey analyticsand strategists

http://www.cc.gatech.edu/gvu/ii/sportvis/

Pileggi, Stolper, Boyle, Stasko

TVCG (InfoVis) ‘12


http://www.cc.gatech.edu/gvu/ii/jigsawhttp://infographicsnews.blogspot.com/2009/04/mantras-joe-lertolas-maps.html

Jigsaw

Visual analytics of large text document collections

Görg, Liu, Kihm, Choo, Park, & StaskoTVCG ‘13


Project Process Modelhttp://infographicsnews.blogspot.com/2009/04/mantras-joe-lertolas-maps.html

Design visualizationtechniques and systems

Understand usersand their problem

Demonstrate to usersfor feedback, reactions

Iteraterepeatedly

Draw upon knowledgeof existing techniques andexperience applying them

Revisit as needed


Upcoming Talkhttp://infographicsnews.blogspot.com/2009/04/mantras-joe-lertolas-maps.html

Quarterly Analytics Collaborative

Auditorium at Emory HospitalThursday May 8, 1-3 pm

Dr. Sheri ChernetskyTejedorChief Research Information Officer, Emory University School of Medicine


My Researchhttp://infographicsnews.blogspot.com/2009/04/mantras-joe-lertolas-maps.html

http://www.cc.gatech.edu/gvu/ii


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