Image near-duplicate retrieval using local dependencies in spatial-scale space.
Xiangang ChengYiqun HuLiang-Tien ChiaPublished in: ACM Multimedia (2008)
Keyphrases
- scale space
- multiscale
- gaussian scale space
- scale spaces
- image features
- image structure
- image analysis
- multiple scales
- gaussian derivatives
- linear scale space
- image retrieval
- gradient magnitude
- vector valued
- scale space analysis
- keypoints
- multiscale representation
- gaussian kernel
- primal sketch
- scale selection
- gaussian filter
- scale parameter
- deep structure
- rotationally invariant
- image content
- singular points
- heat equation
- feature detection
- multiscale segmentation
- scale space theory
- zero crossing
- spatial information
- scale invariant
- edge detection
- image classification
- saddle points
- image representation
- gaussian smoothing
- pattern recognition
- morphological scale space
- input image
- nonlinear diffusion
- planar curves
- image segmentation
- critical points
- pixel wise
- automatic scale selection
- visual features
- multiresolution
- wavelet transform