Combining local and global information for product feature extraction in opinion documents.
Liang YangBing LiuHongfei LinYuan LinPublished in: Inf. Process. Lett. (2016)
Keyphrases
- global information
- feature extraction
- global context
- finer granularity
- positive or negative
- semantic information
- structural information
- information retrieval systems
- information retrieval
- document collections
- product reviews
- sentence level
- preprocessing
- database
- text documents
- customer reviews
- xml documents
- metadata
- contextual information
- relevant documents
- web documents
- document retrieval
- document clustering
- image classification
- global knowledge
- feature selection
- prior information
- image processing
- globally consistent
- viral marketing
- sentiment polarity
- document level
- user queries
- text classification
- feature set
- information extraction
- high level
- decision trees