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Context-based Reasoning CxBR ((CITKA) (Uses its own knowledge base to…
Context-based Reasoning CxBR
Definition
human behavior representation paradigm specifically designed to effectively represent human tactical behavior Ex: Submarine and the Dad driver
Based On
Tactical situation
set of actions and procedures that address the current situation
the situation evolves
current situation is limited by the context itself.
transition to another context
Knowledge engineers elicit from experts through interviews
The success of elicitation depends on many nontechnical factors
The expert’s personality
knowledge engineer’s experience
preparation
Advantages
reduction in the logical errors coded in the system
reduction in manpower required to capture the knowledge of experts
(CITKA)
Uses its own knowledge base to compose a set of intelligent queries to elicit the tactical knowledge of the expert.
Questions designed to elicit tactical knowledge
The result of responding to the questions, is a nearly complete context base
CxBR reasoning engine: can be used to control someone performing the mission of interest in a typical environment
can be used by the expert or by the knowledge engineer
represent knowledge in the underlying CxBR paradigm