Keyphrases
- gradient method
- displacement field
- spatio temporal
- image registration
- convergence rate
- b spline
- boundary conditions
- step size
- vector field
- motion field
- image sequences
- multiresolution
- negative matrix factorization
- cross correlation
- computer vision
- prior information
- moving objects
- deformation field
- velocity field
- optimization methods
- deformable models
- image processing
- regularization term
- flow field
- optical flow
- feature space
- high dimensional
- optimization problems
- cost function
- motion estimation