Sparse Phase Retrieval via Truncated Amplitude Flow.
Gang WangLiang ZhangGeorgios B. GiannakisMehmet AkçakayaJie ChenPublished in: IEEE Trans. Signal Process. (2018)
Keyphrases
- phase information
- image retrieval
- image database
- information retrieval systems
- retrieval model
- retrieval systems
- information retrieval
- content based retrieval
- image description
- retrieval accuracy
- retrieval method
- multimedia databases
- document retrieval
- query expansion
- feature extraction
- sparse data
- preprocessing phase
- structured documents
- flow patterns
- information flow
- sparse representation
- linear combination
- denoising
- relevance feedback
- multiscale
- feature selection