Keyphrases
- part of speech
- natural language processing
- training corpus
- n gram
- pos tagging
- pos taggers
- unsupervised grammar induction
- word sense disambiguation
- wordnet
- noun phrases
- syntactic categories
- parse tree
- lexical information
- artificial intelligence
- question answering
- linguistic information
- machine translation
- machine learning
- named entity recognition
- tf idf
- knn
- text mining
- information extraction
- classification accuracy
- data analysis
- chinese word segmentation
- information retrieval