Weak Semi-Markov CRFs for Noun Phrase Chunking in Informal Text.
Aldrian Obaja MuisWei LuPublished in: HLT-NAACL (2016)
Keyphrases
- noun phrases
- semi markov
- shallow parsing
- conditional random fields
- named entity recognition
- named entities
- information extraction
- semantic relations
- coreference resolution
- syntactic analysis
- anaphora resolution
- higher order
- hidden markov models
- graphical models
- keywords
- text mining
- text documents
- part of speech
- natural language processing
- artificial intelligence
- co occurrence
- pairwise
- markov random field
- question answering
- generative model
- probabilistic model
- query translation
- information retrieval
- text retrieval
- document clustering
- parse tree
- query terms
- machine learning