A treebank is often used to assign probabilities to rules in a PCFG. Is there a chance that certain rules have a probability of 0.0? What is the issue if the likelihood of a rule is 0.0? What are the methods for overcoming it?

Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter12: Probability
Section12.3: Conditional Probability; Independent Events; Bayes' Theorem
Problem 6E: If two fair dices are rolled, find the probabilities of the following results. A sum of 6, given...
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A treebank is often used to assign probabilities to rules in a PCFG. Is there
a chance that certain rules have a probability of 0.0? What is the issue if
the likelihood of a rule is 0.0? What are the methods for overcoming it?
Transcribed Image Text:A treebank is often used to assign probabilities to rules in a PCFG. Is there a chance that certain rules have a probability of 0.0? What is the issue if the likelihood of a rule is 0.0? What are the methods for overcoming it?
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