Lecture 1 - Rule Based Expert System Flashcards
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In the ?, it was finally accepted that to make a machine solve an intellectual problem one had to know the solution.
When?
Introduction, or what is knowledge?
1970s
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In other words, one has to have knowledge, ‘?’, in some specific domain.
What?
Introduction, or what is knowledge?
know-how
Identify
? is a theoretical or practical understanding of a subject or a domain.
What?
Introduction, or what is knowledge?
Knowledge
Identify
? is also the sum of what is currently known, and apparently ? is power.
What?
Introduction, or what is knowledge?
Knowledge
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Anyone can be considered a ? if he or she has deep knowledge (of both facts and rules) and strong practical experience in a particular domain.
What?
Who is generally acknowledged as an expert?
domain expert
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The ? of the domain may be limited.
What?
Who is generally acknowledged as an expert?
area
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The ? is internal, and it is toocomplex to be represented as an algorithm.
What?
Who is generally acknowledged as an expert?
human mental process
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However, most experts are capable of expressing their knowledge in the form of rules for ?.
What?
Who is generally acknowledged as an expert?
problem solving
Enumerate
(2) Any rule consists of two parts: ? ??
What?
Rules as a knowledge representation technique
- If called Antecedent
- Then called Consequent
Identify
Antecedent AKA ? or ??
What?
Rules as a knowledge representation technique
Premise or Condition
Identify
Consequent AKA ? or ??
What?
Rules as a knowledge representation technique
Conclusion or Action
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In general, a rule can have multiple antecedents joined by the keywords ?, ?? or ???.
What?
Rules as a knowledge representation technique
- AND (conjunction)
- OR (disjunction)
- a combination of both
True or False (Modified)
However, it is a good habit to avoid mixing antecedents and disjunctions in the same rule.
What?
Rules as a knowledge representation technique
- False
- conjunctions
True or False (Modified)
The consequent of a rule can also have multiple causes:
What?
Rules as a knowledge representation technique
- False
- clauses
Enumerate
(5) Rules representations techniques?
What?
Rules as a knowledge representation technique
- Relation
- Recommendation
- Strategy
- Directive
- Heuristic
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As soon as knowledge is provided by a ?, we can input it into a computer.
What?
The main players in the expert system development team
human expert
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We expect the computer to act as an intelligent assistant in some specific domain of expertise or to solve a problem that would otherwise have to be solved by an expert.
What?
The main players in the expert system development team
human expert
