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 157
... true of all x that man ( x ) if there is known to be some x , say Spot , for which man ( x ) is false . Thus in ... true we can now conclude only that mortal ( Marcus ) must be true . It is not necessary that mortal ( x1 ) be true for ...
... true of all x that man ( x ) if there is known to be some x , say Spot , for which man ( x ) is false . Thus in ... true we can now conclude only that mortal ( Marcus ) must be true . It is not necessary that mortal ( x1 ) be true for ...
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addition algorithm already answer appear applied approach appropriate Artificial Intelligence attempt better block called Chapter choose clauses combined complete concept consider contains corresponding dependency described discussed domain example exploit explore fact frame function given goal grammar graph heuristic important indicates initial input interpretation involved John kinds knowledge labelings language learning logic look machine Marcus match means methods move natural necessary node objects occur operators particular path patterns perform position possible predicate present problem procedure produce prove question reasoning representation represented result rules satisfied script selected semantic sentence shown in Figure shows simple single situation solution solve space specific stack statement step stored structure Suppose task techniques things tion tree true understanding variety