Ed H. Chi  www.geekbiker.com

Information Scent
Modeling User Browsing Strategies
on the Web

Comparison to Library

Trends and Problems

Information Foraging

Underlying Concept

Underlying Concept

Slide 8

Information Scent

Assumptions

WUFIS: Web User Flow by Information Scent

How does it work?

WUFIS Algorithm

WUFIS Algorithm (cont.)

Prelim. Evaluation of WUFIS

WUFIS Evaluation

IUNIS: Inferring User Need by Info Scent

Extracting Paths

IUNIS

Evaluation of IUNIS

Evaluation of IUNIS

Evaluation of IUNIS

ScentViz Tasks

Visualization Demo

Scenario 1: Page Types

Scenario 1: Drill-down

Scenario 2: Well-traveled

Scenario 3: Identify Need

Scenario 4: Scent Predict

InfoScent Summary

Questions?