Relaxation procedure for phase retrieval of nonnegative signals.
Hyunduk AhnAndrew E. YaglePublished in: IEEE Trans. Signal Process. (1994)
Keyphrases
- objective function
- signal processing
- information retrieval
- document retrieval
- gaussian white noise
- frequency modulation
- retrieval model
- probabilistic relaxation
- information retrieval systems
- retrieval systems
- linear programming
- training phase
- nonnegative matrix factorization
- image database
- continuous wavelet transform
- test collection
- text retrieval
- retrieval accuracy
- learning phase
- newly defined
- relevance feedback
- image retrieval
- matrix factorisation