Towards Sample-Optimal Compressive Phase Retrieval with Sparse and Generative Priors.
Zhaoqiang LiuSubhroshekhar GhoshJonathan ScarlettPublished in: CoRR (2021)
Keyphrases
- compressive sensing
- generative model
- optimal solution
- efficient retrieval
- image database
- retrieval systems
- sample size
- sparse representation
- information retrieval
- image retrieval
- retrieval accuracy
- high dimensional
- worst case
- dynamic programming
- prior knowledge
- query expansion
- closed form
- retrieval model
- bayesian framework
- sparse coding
- multimedia databases
- random projections