Stochastic Gradient Descent on a Tree: an Adaptive and Robust Approach to Stochastic Convex Optimization.

Sattar Vakili Sudeep Salgia Qing Zhao

Published in: Allerton (2019)

Keyphrases

convex optimization
stochastic gradient descent
low rank
loss function
total variation
least squares
matrix factorization
machine learning
step size
random forests
image processing
feature vectors
support vector machine
image restoration
online algorithms