Direction histogram: novel discriminative global feature for Thai offline handwritten OCR.
Ekawat ChaowicharatKanlaya NaruedomkulNick CerconePublished in: Pattern Anal. Appl. (2016)
Keyphrases
- character recognition
- optical character recognition
- discriminative features
- character segmentation
- handwriting recognition
- document image analysis
- image features
- machine vision
- document analysis
- real time
- preprocessing
- discrimination power
- error correction
- numeral strings
- document images
- feature vectors
- global features
- word recognition
- semi supervised
- binary patterns
- document processing
- scanned documents
- feature selection
- feature space
- feature extraction
- recognition errors