The Implicit Regularization of Stochastic Gradient Flow for Least Squares.
Alnur AliEdgar DobribanRyan J. TibshiraniPublished in: ICML (2020)
Keyphrases
- least squares
- gradient flow
- variational formulation
- optical flow
- energy functional
- regularization term
- active contours
- level set
- partial differential equations
- parameter estimation
- tikhonov regularization
- active contour model
- object boundaries
- curve evolution
- level set method
- image dependent
- smooth surfaces
- piecewise smooth
- image processing
- weighting factor
- regularization parameter
- prior information
- energy function
- image restoration
- medical images
- cost function
- multiresolution
- image analysis
- pairwise
- image segmentation