Saliency Detection via Sparse Reconstruction Errors of Covariance Descriptors on Riemannian Manifolds.
Ying-Ying ZhangZhi-Peng WangXiaodong LvPublished in: Circuits Syst. Signal Process. (2016)
Keyphrases
- reconstruction error
- sparse representation
- sparse coding
- natural images
- saliency map
- singular value decomposition
- face recognition
- linear combination
- subband
- image classification
- objective function
- image features
- generative model
- unsupervised learning
- high dimensional
- dimensionality reduction
- image representation
- feature space
- image patches
- feature extraction
- superpixels
- computer vision