1. cs5984: Information Visualization Chris North
Networks
cs5984: Information Visualization
Chris North

2. Networks Network = nodes + links Examples: Tasks:
Nodes and links have attributes
Examples:
internet, web, Social, roads, communications, power
sewers
Tasks:
shortest path, exploring neighborhood, topology, degrees, all paths, back,

4. Challenges Graph layout Scale Navigation
Usual approach: Connections (nodes & links)
Bowl of spaghetti!

6. Layout Position by attribute values Clustering Aesthetic constraints:
Springs
Aesthetic constraints:
Minimize link crossings
Minimize link lengths
Minimize link bends
Hierarchization

12. Today
Wills, “NicheWorks”, web
Denzil, Aarthi

13. Assignment Read for Tues Homework #3: Thurs Mar 22
Korn, “Multi-Digraphs”, web
shumei, yuying
Homework #3: Thurs Mar 22
Mid-Project status report: Tues Mar 27