Gradiant-Analytics: Training Polarity Shifters with CRFs for Message Level Polarity Detection.
Héctor Cerezo-CostasDiego Celix-SalgadoPublished in: SemEval@NAACL-HLT (2015)
Keyphrases
- sentiment analysis
- positive or negative
- sentiment classification
- conditional random fields
- structured prediction
- higher order
- detection method
- learning analytics
- information extraction
- polarity classification
- automatic detection
- pairwise
- positive and negative
- graphical models
- training process
- information retrieval
- training examples
- training samples
- object detection
- false alarms
- data analysis
- case study