Keyphrases
- linguistic features
- feature engineering
- text classification
- dependency parsing
- natural language processing
- labeled data
- machine learning
- semantic features
- bag of words
- named entities
- feature selection
- text documents
- structural features
- text mining
- linguistic knowledge
- named entity recognition
- feature set
- part of speech
- sentiment analysis
- sentence level
- n gram
- knn
- sentiment classification
- image processing
- information extraction
- low level
- news stories
- supervised learning
- speech processing
- wordnet