Keyphrases
- input space
- sentiment classification
- sentiment analysis
- text classification
- dimensionality reduction
- feature space
- opinion mining
- cross domain
- high dimensional data
- cross lingual
- machine translation
- input data
- sentence level
- online product reviews
- k nearest neighbor
- kernel function
- high dimensional
- knn
- training set
- low dimensional
- data points
- product reviews
- sentiment polarity
- output space
- class labels
- pattern recognition
- statistical machine translation
- feature selection
- e government
- probabilistic model
- prior knowledge
- kernel matrix
- feature vectors
- neural network
- data sets