Artificial IntelligenceMcGraw-Hill, 1991 - 621 páginas |
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... grammar , of the syntactic facts about the language • A procedure , called a parser , that compares the grammar against input sentences to produce parsed structures 15.2.1 Grammars and Parsers The most common way to represent grammars ...
... grammar , of the syntactic facts about the language • A procedure , called a parser , that compares the grammar against input sentences to produce parsed structures 15.2.1 Grammars and Parsers The most common way to represent grammars ...
Página 400
... grammar . The result of parsing with such a grammar is a semantic , rather than just a syntactic , description of a sentence . • Case grammars , in which the structure that is built by the parser contains some semantic information ...
... grammar . The result of parsing with such a grammar is a semantic , rather than just a syntactic , description of a sentence . • Case grammars , in which the structure that is built by the parser contains some semantic information ...
Página 401
... grammar is shown in Figure 15.10 . This grammar defines part of a simple interface to an operating system . Shown in braces under each rule is the semantic action that is taken when the rule is applied . The term " value " is used to ...
... grammar is shown in Figure 15.10 . This grammar defines part of a simple interface to an operating system . Shown in braces under each rule is the semantic action that is taken when the rule is applied . The term " value " is used to ...
Contenido
5 | 24 |
Heuristic Search Techniques | 63 |
Knowledge Representation Issues | 105 |
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Abbott agents algorithm answer apply approach ARMEMPTY assertions attributes axioms backpropagation backtracking backward belief best-first search breadth-first search Caesar called Chapter chess clauses complete concept conceptual dependency consider constraints contains contradiction corresponding define depth-first depth-first search described discussed domain fact frame function game tree goal grammar graph heuristic Horn clauses important inference inheritance input instance interpretation isa links John justification knowledge base knowledge representation labeled learning Marcus match minimax move MYCIN natural language node object ON(B operators output parsing particular path perceptron perform players possible preconditions predicate logic problem problem-solving procedure produce PROLOG properties represent result robot rules script Section semantic semantic net sentence shown in Figure simple slot solution solve specific step structure Suppose syntactic task techniques theorem things tree truth maintenance system understanding variables version space