Tree Kernel-based Negation and Speculation Scope Detection with Structured Syntactic Parse Features.
Bowei ZouGuodong ZhouQiaoming ZhuPublished in: EMNLP (2013)
Keyphrases
- low level
- false positives
- logic programming
- tree kernels
- detection method
- support vector machine classifier
- object detection
- classification accuracy
- feature extraction
- logic programs
- anomaly detection
- feature vectors
- structured data
- linguistically motivated
- syntactic features
- parse tree
- maximum entropy classifier
- decision tree classifiers
- detection rate
- detection algorithm
- feature space
- natural language