Keyphrases
- detection algorithm
- automatic detection
- detection accuracy
- object detection
- false positives
- database
- image features
- anomaly detection
- text retrieval
- detection method
- false alarms
- text data
- text information
- semantic information
- text detection
- text mining
- information retrieval
- sentence level
- text recognition
- additional features
- complex background
- text documents
- hough transform
- image classification
- feature set
- feature vectors