Neural Networks Merging Semantic and Non-semantic Features for Opinion Spam Detection.
Chengzhi JiangXianguo ZhangPublished in: NLPCC (1) (2019)
Keyphrases
- visual information
- semantic features
- spam detection
- visual features
- semantic information
- neural network
- low level features
- low level
- image classification
- semantic similarity
- wordnet
- spam filtering
- text classification
- fraud detection
- semantic models
- metadata
- xml documents
- image retrieval
- domain knowledge
- video sequences
- web graph
- similarity measure
- bag of words
- sentiment analysis
- document clustering
- active learning
- high level