231 search results - page 38 / 47 » Robust perceptual image hashing using feature points |
ICIP
2006
IEEE
14 years 9 months ago
2006
IEEE
Particle filters have been introduced as a powerful tool to estimate the posterior density of nonlinear systems. These filters are also capable of processing data online as requir...
ACCV
2010
Springer
13 years 2 months ago
2010
Springer
We propose a novel, self-validating approach for detecting curved reflection symmetry patterns from real, unsegmented images. Our method benefits from the observation that any curv...
IJON
2006
13 years 7 months ago
2006
The goal of the visual correspondence problem is to establish a connectivity pattern (a mapping) between two images such that features projected from the same scene point are conn...
ISBI
2008
IEEE
14 years 8 months ago
2008
IEEE
In this paper we present a learning based method for vessel segmentation in angiographic videos. Vessel Segmentation is an important task in medical imaging and has been investiga...
CVPR
2010
IEEE
13 years 5 months ago
2010
IEEE
We investigate how to discover all common visual patterns within two sets of feature points. Common visual patterns generally share similar local features as well as similar spati...