Keyphrases
- coreference resolution
- natural language processing
- information extraction
- reference resolution
- named entities
- named entity recognition
- relation extraction
- noun phrases
- question answering
- text mining
- natural language understanding
- joint inference
- machine translation
- natural language
- artificial intelligence
- text analysis
- information retrieval
- syntactic parsing
- hand crafted
- ontology learning
- cross document
- field of natural language processing
- semantic analysis
- hidden variables
- wordnet
- decision trees
- natural language text
- computational linguistics
- free text
- word sense disambiguation
- text documents
- co occurrence
- natural language learning
- machine learning