Title Computer Science 767W Fall 2007 Interactive Data Visualization Colin Ware Kurt Schwehr

Title

Computer Science 767WComputer Science 767WFall 2007Fall 2007

Interactive Data Interactive Data VisualizationVisualization

Colin Ware

Kurt Schwehr

Class #01

• Course Overview

• Overview of visualizations

Course Layout

• Sep: Building Google Earth Visualizations (Schwehr)

• Oct-Dec: Human Perception for Information Display (Ware)

Colin Ware’s portion

• Basic Vision and Displays• Elementary interactive graphics programming• Color Basics & Color For Information Display• 2D techniques for Information Visualization• 3D interaction / Input, Viewpoint control, Virtual Reality,

Force Feedback• Visualization Methodologies• Flow Visualization• Graph Visualization• Interactive Techniques• Multi-dimensional Data Visualization• GeoSpatial Data

Course Web Pages

• Google Earth: – http://vislab-ccom.unh.edu/~schwehr/Classes/2007VisCourse

• Human Perception for Information Display: – http://ccom.unh.edu/vislab/VisCourse/

Course requirements

• Programming:– Will be generating xml and xhtml for Google Earth– C/C++ for OpenGL

• Writing intensive course

• Hold off on purchasing the textbook

Office Hours for Kurt

• 10-15 Minutes immediately before class

• By appointment - Email kurt@ccom.unh.edu

Assignment #00

• Email kurt@ccom.unh.edu by Thursday at 5 PM

• Describe your programming background.• Have you worked with HTML and/or XML

before?• What is your preferred operating system?

(e.g. Windows, Mac, or Linux)• What is your favorite currently existing

country outside of the United States, Canada, and Mexico?

Projects by / started by VisLab members

Data Visualization

• Is communication

• Part art, part science

Population

Click locations

musicovery

Text analysis

Conductivity (salinity) and Temp of Portsmouth USCG

http://www.cooa.unh.edu/data/buoys/great_bay/

Confusing. What/where?

ASCII visualization

Lack of context

Much easier to interpred with context

A bad example

Ship densities

tanker

For September: Exploring the potential of Google Earth

Position and

Time

Oops!

Time

Very basic flow visCheck out Colin’s movie…

Unusual Displays

Stereo

Tour of the CCOM Visualization Lab

Next Class (#02)

• The Google Earth user interface• Building Basic Google Earth visualizations

using KML (formerly Keyhole Markup Language)– http://code.google.com/apis/kml/documentation/

• First assignment given out - Due Sept 17th