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Question

What is the main advantage of using Task–action grammar (TAG) over BNF in dialog modeling?

a.

TAG includes parametrized grammar rules.

b.

TAG focuses on syntax rather than semantics.

c.

TAG provides more detailed cognitive analyses.

d.

TAG uses recursion for complex rules.

Answer: (a).TAG includes parametrized grammar rules. Explanation:The main advantage of using Task–action grammar (TAG) over BNF is that TAG includes parametrized grammar rules, which emphasize consistency and can capture user world knowledge.

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Q. What is the main advantage of using Task–action grammar (TAG) over BNF in dialog modeling?

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