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Artificial Intelligence and Soft Computing: Behavioral ... - Arteimi.info

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If B then F.<br />

Initial WM = {A, B, X, Y}.<br />

c) Knowledge base<br />

If A & B Then Not (C ) [ i.e. eliminate C from WM]<br />

If C Then D.<br />

Initial WM = {A, B, C}.<br />

3. Which of the following two production systems is more stable ?<br />

i) Knowledge base<br />

If A & B Then C.<br />

If C Then D.<br />

If D Then E.<br />

Initial WM = {A, B} <strong>and</strong> goal ={E}.<br />

ii) Knowledge base<br />

If A Then B.<br />

If C Then E.<br />

If A & C Then F.<br />

If F Then A.<br />

Initial WM = {A, C} <strong>and</strong> goal = {F}.<br />

References<br />

[1] Bourbakis, G. N., Knowledge Engineering Shells: Systems <strong>and</strong><br />

Techniques in Advanced Series on <strong>Artificial</strong> <strong>Intelligence</strong>, vol. 2, World<br />

Scientific, Singapore, pp. 57-85, 1993.<br />

[2] Buchanan, B. G. <strong>and</strong> Feigenbaum, E. A., DENDRAL <strong>and</strong> Meta<br />

DENDRAL: Their applications dimension, <strong>Artificial</strong> <strong>Intelligence</strong>, vol.<br />

11 pp. 5-24, 1978.

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