Handwritten numeral recognition using gradient and curvature of gray scale image.
Meng ShiYoshiharu FujisawaTetsushi WakabayashiFumitaka KimuraPublished in: Pattern Recognit. (2002)
Keyphrases
- gray scale
- gray scale images
- gradient field
- binary images
- binary and gray scale
- input image
- multiscale
- zero crossing
- gray level
- inverse halftoning
- edge detection
- color images
- image data
- image segmentation
- mathematical morphology
- image analysis
- gaussian markov random field
- morphological operations
- original images
- satellite images
- high resolution
- structuring elements
- fusion method
- data fusion
- gray value
- pattern recognition
- halftone images
- handwritten numerals
- handwritten numeral recognition
- wavelet transform