A Multiscale HDG Method for Second Order Elliptic Equations. Part I. Polynomial and Homogenization-Based Multiscale Spaces.
Yalchin EfendievRaytcho D. LazarovKe ShiPublished in: SIAM J. Numer. Anal. (2015)
Keyphrases
- multiscale
- edge detection
- computational cost
- detection method
- dynamic programming
- numerical methods
- high accuracy
- image processing
- significant improvement
- cost function
- objective function
- pairwise
- higher order
- clustering method
- mathematical model
- high order
- preprocessing
- image sequences
- image segmentation
- partial differential equations
- clustering algorithm