On Riemannian Stochastic Approximation Schemes with Fixed Step-Size.

Alain Durmus Pablo Jiménez Eric Moulines Salem Said

Published in: AISTATS (2021)

Keyphrases

approximation schemes
step size
convergence rate
convergence speed
cost function
approximation algorithms
steepest descent method
faster convergence
stochastic gradient descent
numerical methods
wavelet coefficients
gradient method
line search
euclidean space
edge detection
wavelet transform
multiscale