The Implicit Regularization of Stochastic Gradient Flow for Least Squares.
Alnur AliEdgar DobribanRyan J. TibshiraniPublished in: CoRR (2020)
Keyphrases
- least squares
- gradient flow
- variational formulation
- optical flow
- energy functional
- active contours
- regularization term
- level set
- partial differential equations
- active contour model
- weighting factor
- piecewise smooth
- image segmentation
- mumford shah functional
- curve evolution
- variational framework
- tikhonov regularization
- maximum likelihood
- level set method
- markov random field
- intensity distribution
- image sequences
- image processing