Improving Feature Extraction for Pathology Reports with Precise Negation Scope Detection.
Olga ZamaraevaKristen HowellAdam RhinePublished in: COLING (2018)
Keyphrases
- feature extraction
- object detection
- frequency analysis
- detection accuracy
- feature selection
- detection scheme
- false alarms
- texture analysis
- detection method
- support vector machine svm
- logic programs
- detection algorithm
- pattern recognition
- automatic detection
- pattern classification
- preprocessing
- feature space
- data sets
- image processing
- target detection
- feature representation
- extracted features
- dimension reduction
- detection rate
- false positives
- frequency domain
- feature vectors
- principal component analysis