About positive trigonometric polynomials and 1-D discrete phase retrieval problem.
Corneliu RusuJaakko AstolaPublished in: EUSIPCO (2012)
Keyphrases
- test collection
- information retrieval
- retrieval systems
- discrete fourier transform
- learning phase
- relevance feedback
- orthogonal polynomials
- information retrieval systems
- preprocessing phase
- basis functions
- document retrieval
- retrieval model
- krawtchouk moments
- case retrieval
- efficient retrieval
- average precision
- positive and negative
- query expansion
- image database
- digital libraries