Fast Stochastic Ordinal Embedding with Variance Reduction and Adaptive Step Size.
Ke MaJinshan ZengQianqian XuXiaochun CaoWei LiuYuan YaoPublished in: CoRR (2019)
Keyphrases
- step size
- variance reduction
- variable step size
- monte carlo
- convergence rate
- cost function
- gradient estimation
- convergence speed
- sample size
- importance sampling
- quantization step
- wavelet coefficients
- blind source separation
- gradient method
- particle filter
- training set
- machine learning
- multiscale
- confidence intervals
- similarity measure
- image segmentation