Efficient FFT Algorithm for Psychoacoustic Model of the MPEG-4 AAC.
Jae-Seong LeeChang-Joon LeeYoung-Cheol ParkDae Hee YounPublished in: IEICE Trans. Inf. Syst. (2009)
Keyphrases
- probabilistic model
- mathematical model
- theoretical analysis
- cost function
- similarity measure
- optimization model
- dynamic programming
- recognition algorithm
- detection algorithm
- input data
- objective function
- final result
- preprocessing
- computationally efficient
- tree structure
- matching algorithm
- prior information
- learning algorithm
- classification algorithm
- bayesian framework
- computational complexity
- parameter estimation
- high efficiency
- expectation maximization
- k means
- pruning strategy
- neural network
- fourier transformation
- optimization method
- energy function
- optimization algorithm
- segmentation algorithm
- em algorithm
- particle swarm optimization
- np hard
- search space