49 search results - page 1 / 10 » Optical flow estimation using high frame rate sequences |
ICIP
2001
IEEE
15 years 22 days ago
2001
IEEE
Gradient-based optical flow estimation methods such as LucasKanade method work well for scenes with small displacements but fail when objects move with large displacements. Hierar...
SIP
2001
14 years 16 days ago
2001
In this paper we present a new method to estimate optical flow for large displacements. It is based on prediction of global flow field parameters, performs better than multiresolu...
ICCV
1999
IEEE
14 years 3 months ago
1999
IEEE
We show that the set of all ow- elds in a sequence of frames imaging a rigid scene resides in a lowdimensional linear subspace. Based on this observation, we develop a method for ...
CAIP
1997
Springer
14 years 3 months ago
1997
Springer
An algorithm for optical ow estimation is presented for the case of discrete-time motion of an uncalibrated camera through a rigid world. Unlike traditional optical ow approaches t...
IJCV
2006
13 years 11 months ago
2006
Variational methods are among the most accurate techniques for estimating the optic flow. They yield dense flow fields and can be designed such that they preserve discontinuities, ...