Robust perceptual color image hashing using quaternion singular value decomposition.
Lahouari GhoutiPublished in: ICASSP (2014)
Keyphrases
- singular value decomposition
- color images
- singular values
- low rank matrix
- low rank
- least squares
- dimensionality reduction
- dimension reduction
- reconstruction error
- latent semantic indexing
- principal component analysis
- low rank approximation
- correlation matrix
- color space
- singular vectors
- neural network
- color texture
- high dimensional
- image segmentation
- information retrieval