Discrete Langevin Samplers via Wasserstein Gradient Flow.

Haoran Sun Hanjun Dai Bo Dai Haomin Zhou Dale Schuurmans

Published in: AISTATS (2023)

Keyphrases

gradient flow
partial differential equations
active contours
energy functional
level set
active contour model
variational formulation
random sampling
curve evolution
prior knowledge
image dependent
weighting factor
wavelet transform
image restoration
geometric active contours