A Context-Dependent Supervised Learning Approach to Sentiment Detection in Large Textual Databases.
Albert WeichselbraunStefan GindlArno ScharlPublished in: J. Inf. Data Manag. (2010)
Keyphrases
- context dependent
- databases
- supervised learning
- semantic level
- natural language
- detection method
- low level
- context free
- database
- detection algorithm
- unsupervised learning
- metadata
- data model
- database systems
- false positives
- training set
- pairwise
- opinion mining
- active learning
- learning tasks
- detection rate
- positive and negative
- opinion retrieval
- face detection
- anomaly detection
- text mining
- object detection
- knowledge discovery
- data sources
- relational databases
- reinforcement learning
- training data
- high level