Unsupervised Extractive Opinion Summarization Using Sparse Coding.
Somnath Basu Roy ChowdhuryChao ZhaoSnigdha ChaturvediPublished in: CoRR (2022)
Keyphrases
- sparse coding
- opinion summarization
- unsupervised learning
- dictionary learning
- natural images
- text mining
- sparse representation
- image classification
- semi supervised
- linear combination
- generative model
- supervised learning
- image representation
- topic specific
- feature space
- sentiment classification
- topic modeling
- semi supervised learning
- expectation maximization
- dimensionality reduction
- high dimensional
- image patches
- machine learning
- pairwise
- visual words
- object recognition
- learning algorithm
- computer vision
- feature selection
- face recognition
- multiscale
- text categorization
- feature vectors
- information extraction
- text classification
- model selection