265 search results - page 43 / 53 » Motion estimation using ordinal measures |
TMI
2010
13 years 2 months ago
2010
As decisions in cardiology increasingly rely on non-invasive methods, fast and precise image processing tools have become a crucial component of the analysis workflow. To the best ...
ICIP
2001
IEEE
14 years 9 months ago
2001
IEEE
We present metrics to evaluate the performance of video object segmentation and tracking methods quantitatively when groundtruth segmentation maps are not available. The proposed ...
IJCV
1998
13 years 7 months ago
1998
A fundamental problem in depth from defocus is the measurement of relative defocus between images. The performance of previously proposed focus operators are inevitably sensitive t...
FGR
2000
IEEE
14 years 1 days ago
2000
IEEE
This paper presents a new technique for the perception of activities using statistical description of spatio-temporal properties. With this approach, the probability of an activit...
ICCV
2009
IEEE
15 years 18 days ago
2009
IEEE
We present an algorithm for detecting human actions
based upon a single given video example of such actions.
The proposed method is unsupervised, does not require
learning, segm...