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 252
Elaine Rich. ON ( a , b ) Block a is on block b . ONTABLE ( a ) Block a is on the table . CLEAR ( a ) HOLDING ( a ) There is nothing on top of block a . The arm is holding block a . ARMEMPTY The arm is holding nothing . Various logical ...
Elaine Rich. ON ( a , b ) Block a is on block b . ONTABLE ( a ) Block a is on the table . CLEAR ( a ) HOLDING ( a ) There is nothing on top of block a . The arm is holding block a . ARMEMPTY The arm is holding nothing . Various logical ...
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... block , the robot arm must be empty . As soon as it picks up a block , though , it is no longer empty . But this is not always true . In order for the arm to pick up a block , the block must have no other blocks on top of it . After it ...
... block , the robot arm must be empty . As soon as it picks up a block , though , it is no longer empty . But this is not always true . In order for the arm to pick up a block , the block must have no other blocks on top of it . After it ...
Página 276
... block A , then A must be unstacked from something . So it was necessary to write the operator UNSTACK ( A , x ) . In principle , any block could be substituted for x . But unless A was already on some particular block , which should be ...
... block A , then A must be unstacked from something . So it was necessary to write the operator UNSTACK ( A , x ) . In principle , any block could be substituted for x . But unless A was already on some particular block , which should be ...
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A.I. programs algorithm answer applied approach appropriate arcs ARMEMPTY backtracking best-first search blocks world branching factor breadth-first search Caesar Chapter chess clauses CLEAR(A complete concept conceptual dependency consider constraint contains database described discussed domain example expert systems exploit explore fact frame game tree given grammar graph heuristic function important input INTERLISP ISA links John knowledge representation labelings learning LISP Marcus match minimax move MTRANS MYCIN node objects ON(B operators parsing particular path performed possible preconditions predicate logic probabilistic problem problem-solving produce production systems PROLOG propositional logic question reasoning representing knowledge resolution rules satisfied script search procedure search process Section semantic net semantic nets sentence shown in Figure simple situation slots solution solve specific statements step strategy structure successors Suppose syntactic task techniques theorem things tion tree true understanding UNSTACK variable variety vertex