Artificial Intelligence, Volumen1McGraw-Hill, 1983 - 436 páginas What is artificial intelligence?; Problem solving; Problems and problem spaces; Basic problem-solving methods; Game playing; Knowledge representation; Knowledge representation using predicate logic; Knowledge representation using other logics; Structured representation of knowledge; Advanced topics; Advanced problem-solving systems; Natural language understanding; Perception; Learning; Implementing A.lI. systems: languages and machines; Conclusion; References; Index. |
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Página 152
... true , then cold must be true to guarantee the truth of the second clause . If winter is true , then summer must be true to guarantee the truth of the first clause . Thus we see that from these two clauses we can deduce summer cold This ...
... true , then cold must be true to guarantee the truth of the second clause . If winter is true , then summer must be true to guarantee the truth of the first clause . Thus we see that from these two clauses we can deduce summer cold This ...
Página 154
... true , one of three things must be true : ~ p , ~ q , or r . But we are assuming that ~ r is true . Given that , the only way for proposition 2 to be true is for one of two things to be true : ~ p or ~ q . That is what the first ...
... true , one of three things must be true : ~ p , ~ q , or r . But we are assuming that ~ r is true . Given that , the only way for proposition 2 to be true is for one of two things to be true : ~ p or ~ q . That is what the first ...
Página 269
... true before the chosen operator is applied . We have also assumed that they will therefore be true after it is applied . But what if the operator does something that interferes with one of these goals and causes it no longer to be true ...
... true before the chosen operator is applied . We have also assumed that they will therefore be true after it is applied . But what if the operator does something that interferes with one of these goals and causes it no longer to be true ...
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A.I. programs algorithm answer applied approach appropriate arcs ARMEMPTY Artificial Intelligence backtracking best-first search blocks world branching factor breadth-first search Caesar Chapter chess clauses CLEAR(A complete concept conceptual dependency consider constraints contains database described discussed domain example exploit explore fact frame game tree goal grammar graph heuristic heuristic function important input INTERLISP ISA links John knowledge representation labelings LISP Marcus match methods minimax move MYCIN natural language necessary node objects ON(B operators parsing particular path performed possible preconditions predicate logic probabilistic problem problem-solving produce production system PROLOG propositional logic question reasoning representing knowledge rules Schank script search procedure search process Section semantic net sentence shown in Figure simple situation slots solution solve specific stack statements step strategy structure successors Suppose syntactic task techniques theorem things tion tree true understanding variety