Consider the following PCFG: S NP VP [1.0] NP Noun [0.6] | Pronoun [0.4] VP
Question:
Consider the following PCFG:
S → NP VP [1.0]
NP → Noun [0.6] | Pronoun [0.4]
VP → Verb NP [0.8] | Modal Verb [0.2]
Noun → can [0.1] | fish [0.3] | . . .
Pronoun → I [0.4] | . . .
Verb → can [0.01] | fish [0.1] | . . .
Modal → can [0.3] | . . .
The sentence “I can fish” has two parse trees with this grammar. Explain the semantic difference between the two. Show the two trees, their prior probabilities, and their conditional probabilities, given the sentence.
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Related Book For
Artificial Intelligence A Modern Approach
ISBN: 9780134610993
4th Edition
Authors: Stuart Russell, Peter Norvig
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