Artificial Intelligence, Volumen1What 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 78
This is done by applying an appropriate heuristic function to each of them . We
then ... The heuristic function , which , in this example , is an estimate of the cost
of getting to a solution from a given node , is applied to each of these new nodes .
This is done by applying an appropriate heuristic function to each of them . We
then ... The heuristic function , which , in this example , is an estimate of the cost
of getting to a solution from a given node , is applied to each of these new nodes .
Página 99
But perhaps that operator cannot be applied to the current state . So we set up a
subproblem of getting to a state in which it can be applied . And maybe the
operator does not produce exactly the goal state we want . Then we have a
second ...
But perhaps that operator cannot be applied to the current state . So we set up a
subproblem of getting to a state in which it can be applied . And maybe the
operator does not produce exactly the goal state we want . Then we have a
second ...
Página 269
... goals from the parent node and adding the preconditions of the proposed
operator . But this is not exactly the correct thing to do . Recall that we are
assuming that all the nonselected goals are true before the chosen operator is
applied .
... goals from the parent node and adding the preconditions of the proposed
operator . But this is not exactly the correct thing to do . Recall that we are
assuming that all the nonselected goals are true before the chosen operator is
applied .
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Contenido
PART ONE PROBLEM SOLVING | 23 |
Basic Problem Solving Methods | 55 |
Game Playing | 113 |
Derechos de autor | |
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Términos y frases comunes
additional algorithm already answer appear applied approach appropriate attempt block called chapter choose clauses combined complete concept consider constraint contains corresponding dependency described determine discussed domain evidence example exploit explore fact frame function given goal grammar graph heuristic important indicates initial input interpretation involved John kinds knowledge known labelings language lead learning logic look match means methods move necessary node objects occur operators particular path performed position possible preconditions predicate present probability 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 statements step stored structure Suppose task techniques things tion tree true understanding variety
Referencias a este libro
Human-computer Interaction Alan Dix,Alan John Dix,Janet Finlay,Gregory D. Abowd,Russell Beale Sin vista previa disponible - 2003 |