Sparsity-Based Image Error Concealment via Adaptive Dual Dictionary Learning and Regularization.
Xianming LiuDeming ZhaiJiantao ZhouShiqi WangDebin ZhaoHuijun GaoPublished in: IEEE Trans. Image Process. (2017)
Keyphrases
- dictionary learning
- sparse representation
- error concealment
- image data
- image representation
- multiscale
- sparse coding
- image features
- image classification
- sparsity constraints
- input image
- image retrieval
- single image
- high resolution
- image segmentation
- test images
- visual quality
- low level
- bitstream
- computer vision
- spatial information
- packet loss
- temporal error concealment
- reference frame
- quality assessment
- image regions
- keypoints
- natural images
- motion estimation
- image processing