796 search results - page 71 / 160 » Spoofing prevention method |
ICASSP
2011
IEEE
13 years 1 months ago
2011
IEEE
We address the problem of detecting and locating narrowband tones in an undersampled signal. It is known that uniformly undersampled signals exhibit frequency aliasing, whereby th...
ICASSP
2011
IEEE
13 years 1 months ago
2011
IEEE
This paper presents several watermarking methods preventing the estimation of the secret key by an adversary. The constraints for secure embedding using distribution matching, whe...
ICCV
2011
IEEE
12 years 10 months ago
2011
IEEE
In this paper, we show that tracking multiple people whose paths may intersect can be formulated as a convex global optimization problem. Our proposed framework is designed to exp...
ISBI
2006
IEEE
14 years 10 months ago
2006
IEEE
Brightfield microscopy often suffers from limited depth of field, which prevents thick specimens from being imaged entirely in-focus. By optically sectioning the specimen, the inf...
CCS
2009
ACM
14 years 4 months ago
2009
ACM
Social networking services well know that some users are unwilling to freely share the information they store with the service (e.g. profile information). To address this, servic...