Text Enhancement with Asymmetric Filter for Video OCR.
Datong ChenKim ShearerHervé BourlardPublished in: ICIAP (2001)
Keyphrases
- text recognition
- optical character recognition
- printed documents
- text extraction
- video search
- natural language descriptions
- document processing
- video data
- text detection
- ocr systems
- temporal filtering
- document images
- video sequences
- document analysis
- video content
- news video
- information retrieval
- page layout
- video segments
- scanned documents
- video clips
- post processing
- text mining
- audio content
- closed captions
- image processing
- multimedia
- video streams
- real time
- noise removal
- video retrieval
- key frames
- text information
- printed text
- end to end
- video frames
- image enhancement
- video analysis
- preprocessing
- recognition errors
- topic segmentation
- video shots
- directional filtering
- multimedia documents
- digital libraries
- space time
- noise reduction
- temporal information
- event detection
- text lines