Image Boundary Extension With Mean Value for Cosine-Sine Modulated Lapped/Block Transforms.
Ryoma IshibashiTaizo SuzukiSeisuke KyochiHiroyuki KudoPublished in: IEEE Trans. Circuits Syst. Video Technol. (2019)
Keyphrases
- discrete fourier transform
- input image
- image analysis
- image data
- image blocks
- single image
- segmentation method
- image classification
- multiscale
- pixel values
- image content
- edge map
- image structure
- image representation
- image regions
- boundary information
- fractal image coding
- image segmentation
- test images
- fragile watermarking
- hough transform
- feature points
- image features
- multiresolution
- image retrieval
- similarity measure
- vector space
- edge detection
- dct coefficients
- color images
- image gradient
- block matching
- gradient information
- feature vectors
- quadtree decomposition