Towards Bootstrapping a Polarity Shifter Lexicon using Linguistic Features.
Marc SchulderMichael WiegandJosef RuppenhoferBenjamin RothPublished in: IJCNLP(1) (2017)
Keyphrases
- linguistic features
- semantic lexicon
- named entity recognition
- sentiment analysis
- sentence level
- linguistic knowledge
- named entities
- sentiment classification
- text classification
- information extraction
- structural features
- natural language processing
- semantic features
- relation extraction
- natural language
- maximum entropy
- feature set
- domain specific
- feature selection
- news stories
- part of speech
- translation model
- machine learning
- information retrieval