A GAMP based algorithm with hierarchical priors for recovering non-negative sparse signals.
Maher Al-ShoukairiBhaskar D. RaoPublished in: ACSSC (2017)
Keyphrases
- learning algorithm
- computational cost
- detection algorithm
- computational complexity
- k means
- experimental evaluation
- theoretical analysis
- times faster
- optimal solution
- recognition algorithm
- np hard
- dynamic programming
- matching algorithm
- optimization algorithm
- prior information
- high accuracy
- cost function
- data structure
- objective function
- similarity measure
- bayesian framework
- sparse matrix
- signal reconstruction
- classification algorithm
- tree structure
- expectation maximization
- markov random field
- probabilistic model
- search space
- preprocessing
- search algorithm