Chinese named entity recognition using modified conditional random field on postal address.
Wenqiao SunPublished in: CISP-BMEI (2017)
Keyphrases
- conditional random fields
- named entities
- named entity recognition
- information extraction
- postal address
- contextual features
- natural language processing
- graphical models
- crf model
- random fields
- relation extraction
- named entity extraction
- probabilistic model
- question answering
- co occurrence
- markov random field
- hidden markov models
- annotated corpus
- generative model
- maximum entropy
- higher order
- text mining
- machine learning
- weakly supervised
- natural language
- unsupervised learning
- data points
- pairwise
- information retrieval