34 search results - page 6 / 7 » A Multi-scale Feature Based Optic Flow Method for 3D Cardiac... |
CVPR
2004
IEEE
14 years 7 months ago
2004
IEEE
Background modeling is an important component of many vision systems. Existing work in the area has mostly addressed scenes that consist of static or quasi-static structures. When...
DAGM
2008
Springer
13 years 7 months ago
2008
Springer
This paper demonstrates how a simple, yet effective, set of features enables to integrate ensemble classifiers in optical flow based tracking. In particular, gray value differences...
ISBI
2008
IEEE
14 years 6 months ago
2008
IEEE
Several functional and biomedical imaging techniques rely on determining hemodynamic variables and their changes in large vascular networks. To do so at micro-vascular resolution ...
CVPR
2009
IEEE
15 years 13 days ago
2009
IEEE
Matching based on local brightness is quite limited, because
small changes on local appearance invalidate the
constancy in brightness. The root of this limitation is its
treatme...
APVIS
2009
13 years 6 months ago
2009
To analyze time-varying data sets, tracking features over time is often necessary to better understand the dynamic nature of the underlying physical process. Tracking 3D time-vary...