Effective micro-expression recognition using relaxed K-SVD algorithm.
Hao ZhengJie ZhuZhongxue YangZhong JinPublished in: Int. J. Mach. Learn. Cybern. (2017)
Keyphrases
- preprocessing
- computational cost
- worst case
- search space
- computationally efficient
- np hard
- dynamic programming
- input data
- high quality
- optimal solution
- learning algorithm
- detection algorithm
- computational complexity
- fixed size
- fourier transform
- expectation maximization
- signal processing
- simulated annealing
- probabilistic model
- k means
- objective function
- multiscale
- similarity measure