Grasp the implicit features: Hierarchical emotion classification based on topic model and SVM.
Fan ZhangHua XuJiushuo WangXiaomin SunJunhui DengPublished in: IJCNN (2016)
Keyphrases
- topic models
- emotion classification
- feature vectors
- latent dirichlet allocation
- svm classifier
- text mining
- co occurrence
- lexical features
- feature extraction
- feature space
- emotion recognition
- feature set
- generative model
- text documents
- support vector
- kernel function
- text classifiers
- facial expressions
- sentence level
- syntactic analysis
- probabilistic model
- prior knowledge