Automated page orientation and skew angle detection for binary document images.
Daniel X. LeGeorge R. ThomaHarry WechslerPublished in: Pattern Recognit. (1994)
Keyphrases
- document images
- text lines
- page layout
- page segmentation
- document image analysis
- document analysis
- document image understanding
- line extraction
- optical character recognition
- orientation estimation
- document image retrieval
- scanned document images
- scanned documents
- document processing
- detection method
- historical documents
- image binarization
- web pages
- aspect ratio
- printed documents
- language identification
- handwriting recognition
- document layout
- object detection
- information retrieval
- handwritten documents
- mathematical formulas
- comparative evaluation