Image bilevel thresholding based on multiscale gradient multiplication.
Yaobin ZouHong LiuEnmin SongZhiyong HuangPublished in: Comput. Electr. Eng. (2012)
Keyphrases
- multiscale
- edge detection
- image segmentation
- image representation
- image content
- gradient direction
- image data
- image analysis
- image processing
- image features
- edge map
- input image
- single image
- pixel values
- adaptive thresholding
- image enhancement
- scale space
- image classification
- gaussian scale space
- keypoints
- high resolution
- multiscale analysis
- edge detector
- post processing
- image gradient
- coarse to fine
- color texture
- filter bank
- image retrieval
- laplacian pyramid
- gradient domain
- gradient magnitude
- connected component analysis
- pattern spectrum
- thresholding method
- enhanced image
- gradient field
- contourlet transform
- wavelet decomposition
- image fusion
- test images
- image matching
- segmentation algorithm
- markov random field
- denoising
- color images
- multiresolution