ECNU at SemEval-2017 Task 5: An Ensemble of Regression Algorithms with Effective Features for Fine-Grained Sentiment Analysis in Financial Domain.
Mengxiao JiangMan LanYuanbin WuPublished in: SemEval@ACL (2017)
Keyphrases
- fine grained
- sentiment analysis
- product features
- coarse grained
- supervised classifiers
- opinion mining
- text classification
- access control
- sentiment lexicon
- learning algorithm
- machine learning
- feature selection
- information retrieval
- information sources
- language model
- sentiment classification
- sentence level
- online reviews
- databases