A method for document image enhancement to improve template-based classification.
Jiyun LiZhijie MeiTingting ZhangPublished in: HPCCT/BDAI (2020)
Keyphrases
- image analysis
- image enhancement
- pattern recognition
- color image enhancement
- histogram equalization
- gamma correction
- image contrast enhancement
- image processing
- computer vision
- unsharp masking
- homomorphic filtering
- enhanced image
- image segmentation
- transfer function
- noise removal
- co occurrence
- median filter
- fully automatic
- gray level
- image contrast
- feature space
- feature selection
- machine learning