Learning to Reason Knowledge Acquisition in Cyc

Posted in Science on August 25, 2008


Learning to Reason Knowledge Acquisition in Cyc

Lecture slides:

  • Learning to Reason: Knowledge Acquisition in Cyc
  • Overview
  • Expressivity
  • The Cyc Knowledge Base
  • Syntactic Power
  • For Inference: Senses of ‘In’
  • Senses of ‘In’
  • Concepts are densely related
  • in Cyc
  • Power
  • The Cyc Analytic Environment - 1
  • The Cyc Analytic Environment - 2
  • How is this done?
  • The Cyc Analytic Environment - 3
  • 45th’s Space Wing Hurricane Preparedness
  • Performance: Subtheory: disjointWith
  • Inference is Fast & Trainable
  • You can get Cyc
  • Cycorp Corporate Mission
  • Manual Knowledge Entry
  • Cycorp Corporate Mission
  • Ambitious Approach: General Automated Interview - 1
  • Ambitious Approach: General Automated Interview - 2
  • Ambitious Approach: Analogical Reasoning
  • Ambitious Approach: Using Background Knowledge
  • Concept Refinement Interview
  • Ambition is Good but...
  • What can you do?
  • Example: Getting Knowledge in Context
  • Example: Use of Acquired Knowledge - 1
  • Example: Use of Acquired Knowledge - 2
  • Example: Use of Acquired Knowledge - 3
  • Example: Use of Acquired Knowledge - 4
  • Intelligent Search
  • Content adaptation: heart valve repair
  • Content adaptation: coronary artery
  • Facts and Rules (from 1998, 2003)
  • Some opportunities for ML
  • Document Tagging
  • Military Taxonomy
  • Knowledge-based disambiguation - 1
  • Disambiguation Rules: ‘Jet’
  • Knowledge-based disambiguation - 2
  • Knowledge Driven Disambiguation - 1
  • Rule Induction
  • The Induction Pipeline
  • Example - 1
  • Example - 2
  • Early Results
  • Sample Rules Produced
  • Situation Recognition
  • Example - 1
  • Example - 2
  • Example - 3
  • Example - 4
  • Other Approaches
  • Previous Results on Whodunit Task
  • Integrating Markov Logic
  • Early ML Experiments
  • Markov Logic Work
  • Getting Ground Facts
  • Second Life
  • Overview
  • Cyc

Author: Michael Witbrock, Cycorp Inc.

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