1 Language Models

of 74
All materials on our website are shared by users. If you have any questions about copyright issues, please report us to resolve them. We are always happy to assist you.
About language Modeling with N Gram
  Language Models Instructor: Rada Mihalcea Note: some of the material in this slide set was adapted from an NLP course taught by Bonnie Dorr at Univ. of Maryland   Slide 1 Language Models  A language model an abstract representation of a (natural) language phenomenon. an approximation to real language Statistical models predictive explicative   Slide 2 Claim  A useful part of the knowledge needed to allow letter/word predictions can be captured using simple statistical techniques. Compute: probability of a sequence likelihood of letters/words co-occurring   Why would we want to do this? Rank the likelihood of sequences containing various alternative hypotheses  Assess the likelihood of a hypothesis   Slide 3 Outline ã  Applications of language models ã  Approximating natural language ã The chain rule ã Learning N-gram models ã Smoothing for language models ãDistribution of words in language: Zipf’s law and Heaps law   
We Need Your Support
Thank you for visiting our website and your interest in our free products and services. We are nonprofit website to share and download documents. To the running of this website, we need your help to support us.

Thanks to everyone for your continued support.

No, Thanks