34 search results - page 2 / 7 » Layered segmentation and optical flow estimation over time |
TMI
2011
12 years 11 months ago
2011
Abstract—Optical Coherence Tomography (OCT) is a noninvasive, depth-resolved imaging modality that has become a prominent ophthalmic diagnostic technique. We present a semiautoma...
ECCV
1994
Springer
14 years 6 months ago
1994
Springer
Abstract. This paper de nes a temporal continuity constraint that expresses assumptions about the evolution of 2D image velocity, or optical ow, over a sequence of images. Temporal...
DAGM
2005
Springer
13 years 10 months ago
2005
Springer
Usually, optical flow computation is based on grayscale images and the brightness conservation assumption. Recently, some authors have investigated in transferring gradient-based ...
CVIU
2007
13 years 4 months ago
2007
We consider detection of moving ground vehicles in airborne sequences recorded by a thermal sensor with automatic gain control, using an approach that integrates dense optic flow...
ISMAR
2007
IEEE
13 years 11 months ago
2007
IEEE
We present an efficient and accurate object tracking algorithm based on the concept of graph cut segmentation. The ability to track visible objects in real-time provides an inval...