PYTHIA: Employing Lexical and Semantic Features for Sentiment Analysis.
Ioannis Manousos KatakisIraklis VarlamisGeorge TsatsaronisPublished in: ECML/PKDD (3) (2014)
Keyphrases
- sentiment analysis
- semantic features
- text classification
- syntactic features
- wordnet
- natural language processing
- linguistic features
- opinion mining
- sentiment classification
- sentence level
- relation extraction
- semantic information
- word sense disambiguation
- semantic similarity
- text mining
- text documents
- sentiment polarity
- text categorization
- semantic relations
- visual features
- bag of words
- n gram
- co occurrence
- machine learning
- product reviews
- knowledge representation
- low level features
- sentiment lexicon
- machine translation
- feature set
- cross lingual
- knn
- feature vectors
- web pages
- artificial intelligence