AdityaPatkar at WASSA 2023 Empathy, Emotion, and Personality Shared Task: RoBERTa-Based Emotion Classification of Essays, Improving Performance on Imbalanced Data.
Aditya PatkarSuraj ChandrashekharRam Mohan Rao KadiyalaPublished in: WASSA@ACL (2023)
Keyphrases
- emotion classification
- imbalanced data
- emotional state
- emotion recognition
- ensemble methods
- facial expressions
- linear regression
- lexical features
- support vector machine
- classification models
- syntactic analysis
- class distribution
- feature selection
- test set
- decision trees
- sampling methods
- sentence level
- semantic role labeling
- svm classifier
- semantic analysis
- affective states
- error rate
- least squares
- data streams
- training data