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6.8 Expert Systems: Computer system simulating human expert decision…
6.8 Expert Systems:
Computer system simulating human expert decision-making.
Characteristics
Knowledge-based
Reasoning ability
Problem-solving capability
Explains reasoning
Interactive
Purpose
Assist human experts
Store expert knowledge
Solve complex problems
Uses / Applications
Mineral Prospecting
→ Identify areas with minerals
Car Engine Fault Diagnosis
→ Detect engine faults
Medical Diagnosis → Suggest illnesses from symptoms
Chess Games
→ Suggest moves and strategies
Financial Planning
→ Assist in investments & risk analysis
Route Scheduling
→ Optimize delivery routes
Plant & Animal Identification
→ Identify species
Components
User Interface (UI)
→ Interaction with user
Inference Engine
→ Applies rules to knowledge base
Knowledge Base
→ Stores facts & expertise
Rules Base
→ IF-THEN rules for reasoning
Explanation System
→ Explains reasoning
How Solutions Are Produced
Input
→ User provides problem info
Processing
→ Inference engine applies rules
Output
→ Possible solutions or advice
Explanation → System justifies conclusion