Knowledge Discovery with CRF-Based Clustering of Named Entities without a Priori Classes.
Vincent ClaveauAbir NcibiPublished in: CICLing (1) (2014)
Keyphrases
- named entities
- knowledge discovery
- named entity recognition
- information extraction
- text mining
- unsupervised learning
- named entity extraction
- semantic classes
- relation extraction
- conditional random fields
- natural language processing
- clustering algorithm
- contextual features
- co occurrence
- k means
- question answering
- text corpus
- annotated corpus
- document clustering
- web mining
- chinese named entity recognition
- association rules
- text documents
- pairwise
- global context
- data mining
- databases
- person names
- genia corpus
- noun phrases
- news corpus
- machine learning
- data sets
- personal names
- web news
- markov random field
- graphical models
- data mining techniques
- text classification