122 search results - page 5 / 25 » Local grouping for optical flow |
DAGM
2010
Springer
13 years 7 months ago
2010
Springer
The selection of an optical flow method is mostly a choice from among accuracy, efficiency and ease of implementation. While variational approaches tend to be more accurate than lo...
ECCV
2008
Springer
14 years 9 months ago
2008
Springer
Abstract. Variational problems, which are commonly used to solve lowlevel vision tasks, are typically minimized via a local, iterative optimization strategy, e.g. gradient descent....
ICIP
2003
IEEE
14 years 9 months ago
2003
IEEE
In this paper, a new methodology for optical flow estimation that is able to represent multiple motions is presented. To separate motions at the same location, a new frequency-dom...
ICPR
2000
IEEE
14 years 21 hour ago
2000
IEEE
This work is intended to give some ideas to extract motion information from an image sequence. A directional energy is defined in terms of the 1-D Hermite transform coefficients o...
IPMI
2005
Springer
14 years 1 months ago
2005
Springer
Spatial normalization is frequently used to map data to a standard coordinate system by removing inter-subject morphological differences, thereby allowing for group analysis to be ...