Lecture20: Blackboard Systems

• Blackboard Systems and Interpreters .
• Context .
• Repository (Blackboard) .
• The Blackboard Model .
• Blackboard Architecture .
• Blackboard Problem Characteristics .
• Blackboard Problem Characteristics .
• Problem-Solving Models .
• Knowledge Sources .
• Blackboard Data Structure .
• Control .
• Repository (Blackboard) .
• Hearsay-II as a Blackboard .
• Hearsay-II as a Blackboard (with abstraction) .
• Interpreter .
• Interpreters .
• Advantages of Interpreters .
• Disadvantages of Interpreters .
• Simple Rule-Based System .
• Sophisticated Rule-Based System .
• Recovering the Simplicity with Abstraction .
• Hearsay-II Reprise: An Interpreter .
• One Moral of the Story .
• Another Moral .

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Heather L. Marko

Modified: 5/21/98