Networks 2

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Networks 2

• cs5984 Information Visualization
• Chris North

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Today

• Korn, Multi-Digraphs, web
• shumei, yuying

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• Adjacency Matrix
• Connex
• by
• PNNL

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Hierarchical Aggregation

• by Feiner
• 1. Cluster

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Hierarchical Aggregation

• 2. Group hierarchically

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Hierarchical Aggregation

• 3. Link inheritance

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ThinkMap Visual Thesaurus

• http//www.visualthesaurus.com
• Show only depth 1 from focus node

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Harmony Web Browser

• by Keith Andrews
• Show limited depth from focus node

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Harmony Web Landscape

• 3D

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Back to hierarchies

• SGI file system navigator
• Jurassic Park

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Pyramids
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Ugh!
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Assignment

• Read for Thurs
• Wise, Themescapes, book pg 442
• maulik, chris r
• Read for Tues
• Hearst, Tilebars, web
• umer, ashwini
• Homework 3 due Thurs
• Mid-Project status report due Tues

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Homework 2 results

• Show me the data!!!
• Start by showing ALL data, instead of NO data
• Paths times
• Browse, not search
• Exploratory, not algorithmic
• System canNOT optimize a path for me, I can.
• E.g what if x, y, or t in my questions are not
  known?
• Free your mind
• No more standard GUI (Forms, buttons,
  combo-boxes, etc)
• Graphics direct manipulation
• Think Different.
• Set your sights big
• When you think you are done, show more

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Homework 2 solutions

• 3D
• Map ? x,y Time ? z
• Paths 3d curves buses points
• Rotation, slicing
• Color
• Map ? x,y Time ? color
• Paths 2d colored curves buses points
• Timeline
• Schedules
• Locations ? x (parallel-coord lines)
• Time ? y
• Paths connected line segments across par-coords

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Visualizing travel plan schedules

• Timing of
• potential Airline flights, layovers, stops
• driving
• Events, meetings
• Timezone changes
• Multiple stops
• Group travel! From different locations
• Cost