Cosa: An accelerated ISTA algorithm for dictionaries based on translated waveforms.
Tom TriganoIgor ShevtsovDavid LuengoPublished in: Signal Process. (2017)
Keyphrases
- experimental evaluation
- preprocessing
- computational cost
- detection algorithm
- theoretical analysis
- selection algorithm
- np hard
- times faster
- dynamic programming
- learning algorithm
- improved algorithm
- cost function
- k means
- computational complexity
- optimal solution
- objective function
- single pass
- linear programming
- recognition algorithm
- path planning
- matching algorithm
- estimation algorithm
- high accuracy
- probabilistic model
- similarity measure
- optimization algorithm
- clustering method
- classification algorithm
- computationally efficient
- x ray
- memory requirements
- worst case
- hidden markov models
- feature extraction