ADVANCED VISUALIZATION

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ADVANCED

VISUALIZATION

Tech-Talk by Vetria L. Byrd Visualization Scientist November 05, 2013 Cyberinfrastructure Technology Integration

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Will

 Provide an overview of

 The Visualization Process

 Resources available via the Advanced Visualization

Division

 Provide an introduction to the types of hands-on visualizatihands-on

workshops available

Will NOT

 Provide hands-on

tutorial for specific software

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

Visualization Scientist



Advanced Visualization Division



Clemson Computing & Information

Technology



Located in Barre Hall (behind McAdams)

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“Enable researchers to gain keen insight

into their data by equipping them with

tools and resources that will allow for

visualizing the expected, and discovering

the unexpected in their data.”

í ixàÜ|t

Agent Agent Agent

Agent of “of “of “of “InsightInsightInsightInsight””””

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

Introduce Visualization to the greater Clemson

University community



Increase Clemson’s presence in the

visualization community



Visualization Workshops



Designed to provide varying levels of interest



Open source tools

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WHAT DOES

VISUALIZATION MEAN?

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WHEN SHOULD YOU

START THINKING ABOUT

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Where is Where is Where is Where is Visualization? Visualization?Visualization? Visualization?

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WHAT IS THE PURPOSE

OF VISUALIZATION?

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“The purpose of

visualization

is “

insight”

,

not pictures.”

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noun noun noun noun 1 . 1 . 1 .

1 . an instance of apprehending the true nature of a thing, especially through intuitive understanding.

2. 2. 2.

2. penetrating mental vision or discernment; faculty of seeing into inner character or underlying truth.

3. 3. 3. 3. Psychology . a. a. a.

a. an understanding of relationships that sheds light on or helps solve a problem.

b. b. b.

b. (in psychotherapy) the recognition of sources of emotional difficulty.

c. c. c.

c. an understanding of the motivational forces behind one's actions, thoughts, or behavior; self-knowledge.

IN·SIGHT

IN·SIGHT [IN

IN

IN-SAHYT]

Dictionary.com

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WHY IS “INSIGHT”

IMPORTANT?

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DISCOVERY



Visualizing Patterns

over

over Time

Time

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“Insight

Insight

Insight” Leads

to Discovery



Spotting

Differences

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DECISION MAKING

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

Allows users to

answer

questions they

didn’t know they

had

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ANALYSIS OF DATA

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

The Challenger

Disaster

“Insight” Leads to . . .

http://en.wikipedia.org/wiki/33 File: Challenger_explosion.jpg

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EXPLANATION

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Source: A Tour through the Visualization ZooA Tour through the Visualization ZooA Tour through the Visualization ZooA Tour through the Visualization Zoo by Heer, Bostock & Ogievetsky (ACM Queue, 2010)

Normal Overweight Obese

 Visualizing Visualizing Visualizing Visualizing Spatial Spatial Spatial Spatial Relationships RelationshipsRelationships Relationships

“Insight” Leads to . . .

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CAN ANYONE THINK OF

ANOTHER REASON WHY

“INSIGHT” IS

IMPORTANT?

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THE USE OF VISUALIZATION IN THE ANALYSIS OF

POLLUTION AND AIR FLOWS IN MANHATTAN, NEW YORK CIT Y

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NAPOLEON’S INVASION OF RUSSIA IN 1812

BY JACQUE MINARD

Temperature Army Size: 422,000 Army Size: 10,000 Moscow Army Size: 100,000 ----11111111 ----30303030 ----26262626 ----21212121 ----9999 Path of retreat

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Insight

Explanation

Tells a Story . . .

Importance of Insight

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VISUALIZATION

APPLICATIONS

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Biovisualization Biovisualization Biovisualization Biovisualization  The visualization of biological data;

 Often grouped with

computer animation

VISUALIZATION APPLICATIONS

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Information Visualization Information Visualization Information Visualization Information Visualization

 Interdisciplinary

 Study of the “visual

representation of large-scale collections of non-numerical information

VISUALIZATION APPLICATIONS

InfoVis

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Geographic Visualization Geographic VisualizationGeographic Visualization Geographic Visualization

 Interdisciplinary

 Study of the “visual

representation of large-scale collections of non-numerical information

VISUALIZATION APPLICATIONS

GeoVis

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Scientific Visualization Scientific VisualizationScientific Visualization Scientific Visualization

 Primarily concerned

with the visualization of three-dimensional phenomena  Emphases on realistic renderings of volumes, surfaces, illumination sources, etc.

VISUALIZATION APPLICATIONS

SciVis

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UNDERLYING

PRINCIPLES

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Evolution of Presenting

Information

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3D Static Images

Characters on Paper

Animated

2D Images

Vector Display and Plotter Graphics 3D Renderings of a

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VISUALIZATION BioVis InfoVis GeoVis Scientific Visualization

THE DATA

Biological Data

Non-numerical

Data

Geospatial Data

Simulated, 3D Data

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http://www.bu.edu/tech/research/training/tutorials/introduction-to-scientific-visualization-tutorial/the-scientific-visualization-pipeline/

THE PRACTICE OF SCIENTIFIC

VISUALIZATION

SCIENTIFIC VISUALIZATION

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THE PRACTICE OF

INFORMATION

VISUALIZATION

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THE INFORMATION VISUALIZATION

PROCESS

Source: http://www.networkworld.com/community/node/41856 1 2 3 4 5 6 7

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INTRODUCTION TO

SCIENTIFIC

VISUALIZATION

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

Using open-source,

multi-platform data

analysis and

visualization

applications

SCIENTIFIC VISUALIZATION SOFTWARE

Visualization Workshops:

• Introduction to Scientific Visualization Using VisIt

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INTRODUCTION TO

INFORMATION

VISUALIZATION

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Same dataset visualized differently (Using Gephi)

Open Graph Visualization Platform

INFORMATION VISUALIZATION SOFTWARE

Visualization Workshop:

Introduction to Information Visualization Using Gephi

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INFORMATION VISUALIZATION SOFTWARE

Data Driven Documents

Interactive Data Visualization

Visualization Workshop:

Introduction to Data Visualization on the Web using D3.js

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

Cooper Library



Laptops available for

DRL Use

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For Faculty & Staff For Faculty & Staff For Faculty & Staff For Faculty & Staff

 Visualization as a tool for pedagogical purposes  Visualization as a Conduit for Collaboration

 New Workshop Series on Visual Analytics

 Navigating Through the

Visualization Zoo

NEW WORKSHOPS

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Scientific Visualization Scientific VisualizationScientific Visualization Scientific Visualization  Introduction to Scientific Visualization Using  VisIt 2.7  ParaView  Introduction to ParaView Information Visualization Information VisualizationInformation Visualization Information Visualization

 Gephi

 Data Driven Documents

(D3.js)

 Tableau

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Scientific Visualization

 Using Visit

 Getting Data Into VisIt

 Running VisIt on Palmetto

 Volume Rendering Information Visualization  Using Gephi  Using D3.js  Tableau

INTERMEDIATE WORKSHOPS

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Scientific Visualization  Visit  Python Scripting  Raspberry Pi Workshop Information Visualization  Using Gephi  Using D3.js  Tableau

ADVANCED WORKSHOPS

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Visualization Contest



Open to faculty, students and staff



Submissions will be displayed on the outside

projection of the Brown Digital Resource

Laboratory in Cooper Library



From all disciplines



Look for details in your inbox

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 Advanced Visualization Division

 Data Visualization Internships (for undergraduates)

 Actively looking for a Visualization Scientist to join the Advanced Visualization Division

 Actively looking for a graduate student assistant

If interested or know someone who is . . . . Send me an email

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Vetria (Vee-Tree-Ah) L. Byrd, PhD

Visualization Scientist

2097 Barre Hall

Email: [email protected]

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