Contents

• Contents
• List of Figures
• List of Tables
• Introduction
  • The problem
  • Contributions
  • Overview of this document
• Personalized Information Filtering
  • Previous Work
    • Information Retrieval and Filtering
      • Information Retrieval
      • Information Filtering
      • Learning and Adaptation in IR and IF
    • Software Agents
  • Learning Agents for Information Filtering
    • The proposed approach
    • Comparison with previous approaches
• The Algorithm
  • Representation
    • Document
    • Profile
  • Filtering Documents
    • Extracting Document Representations
    • Scoring Documents
    • Selecting Documents
  • Learning from Feedback
    • Feedback for retrieved documents
    • Programming by demonstration
  • Genetic Algorithm
    • Crossover
    • Mutation
    • New Generation
• Newt: An Implementation
  • Introduction
  • The Graphical User Interface
    • The Main Window
    • Reading News Retrieved By The Agent
    • Providing Feedback for Articles Retrieved
    • Manual Browsing and Programming By Demonstration
    • Adding New Agents and Training
    • Population of Profiles
    • Displaying Profiles
    • Archiving Agents
  • The Learning Module
    • User Feedback
    • Genetic Algorithm
  • The Information Filtering Module
    • Extracting Document Representations
    • Assigning Feedback
    • Scoring and Selecting Documents
  • Efficiency Issues
• Experimental Results
  • Tests with real users
    • Results
    • Questionnaires
  • Tests with simulated users
    • Specializing to User Interests
      • Scenario 1
      • Experiment 1
      • Results
      • Scenario 2
      • Experiment 2
      • Results
    • Adapting to Dynamic User Interests
      • Scenario
      • Experiment
      • Results
    • Exploring Newer Domains
      • Scenario
      • Experiment
      • Results
    • Testing the complete system
      • Scenario
      • Experiment
      • Results
• Conclusions
• Future Work
  • The Filtering Engine
  • Genetic Algorithm
  • Agent model
  • The User Interface
• References
• About this document ...