Keyphrases
- segmentation algorithm
- image segmentation
- multiscale
- optical character recognition
- sentiment analysis
- segmentation accuracy
- error correction
- segmentation method
- optimal segmentation
- level set
- post processing
- document images
- object segmentation
- fully automatic
- character segmentation
- language identification
- information retrieval
- pixel level
- grey level
- handwriting recognition
- image analysis
- preprocessing
- character recognition
- edge detection
- ground truth
- hidden markov models
- page segmentation
- feature extraction
- recognition errors