Improving classification based off-topic search detection via category relationships.
Alana PlattSaket S. R. MengleNazli GoharianPublished in: SAC (2009)
Keyphrases
- search algorithm
- automatic classification
- pattern recognition
- classification accuracy
- feature extraction
- false alarms
- pattern classification
- text classification
- detection method
- support vector machine svm
- machine learning
- search tools
- automatic detection
- supervised learning
- object detection
- model selection
- false positives
- category labels
- mammogram images
- information retrieval systems
- robust detection
- search space
- classification scheme
- fine grained categorization
- classification models
- object categories
- detection rate
- hierarchical structure
- feature selection