A Sorted Neighborhood Approach for Detecting Duplicated Regions in Image Forgeries Based on DWT and SVD.
Guohui LiQiong WuDan TuShaoJie SunPublished in: ICME (2007)
Keyphrases
- input image
- image regions
- image features
- multiscale
- adjacent pixels
- image pixels
- homogeneous regions
- image data
- adjacent regions
- image content
- single image
- image representation
- parameter space
- image analysis
- image classification
- image structure
- singular value decomposition
- region of interest
- image segmentation
- edge detection
- multiresolution
- neighboring pixels
- digital images
- segmentation method
- keypoints
- region segmentation
- least squares
- similarity measure
- high resolution
- low frequency
- segmented images
- geometric distortions
- gray level images
- image retrieval
- wavelet transform
- feature points
- region boundaries
- watershed segmentation
- feature extraction
- segmentation algorithm
- image processing
- foreground and background
- discrete wavelet transform
- test images
- high frequency