Radix-$N$ Algorithm for Computing $N^{2^{n}}$-Point DFT Approximations.
Luan PortellaDiego F. G. CoelhoFábio M. BayerArjuna MadanayakeRenato J. CintraPublished in: IEEE Signal Process. Lett. (2022)
Keyphrases
- dynamic programming
- experimental evaluation
- k means
- detection algorithm
- theoretical analysis
- learning algorithm
- objective function
- floating point
- preprocessing
- optimization algorithm
- improved algorithm
- high accuracy
- times faster
- segmentation algorithm
- particle swarm optimization
- significant improvement
- optimal solution
- convex hull
- fast fourier transform
- image reconstruction
- tree structure
- frequency domain
- clustering method
- input data
- simulated annealing
- computational complexity
- image sequences