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SI485i : NLP
- SI485i : NLP. Set 9. Advanced PCFGs. Some s from Chris Manning
SI485i : NLP. Set 9. Advanced PCFGs. Some s from Chris Manning
| PowerPoint PPT presentation | free to download
SI485i : NLP
- Why Information Extraction. You have a desired relation/fact you want to monitor. Profits from corporations. Actions performed by persons of interest
Why Information Extraction. You have a desired relation/fact you want to monitor. Profits from corporations. Actions performed by persons of interest
| PowerPoint PPT presentation | free to view
SI485i : NLP
- Perplexity. Perplexity is the probability of the test set (assigned by the language model), normalized by the number of words: Chain rule: For bigrams:
Perplexity. Perplexity is the probability of the test set (assigned by the language model), normalized by the number of words: Chain rule: For bigrams:
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