133 search results - page 13 / 27 » Fair Blind Signatures |
ICASSP
2011
IEEE
12 years 11 months ago
2011
IEEE
The problem of blind source separation by spatial processing is considered for convolutive mixtures of narrowband sources received by a sensor array. Multipath propagation is due ...
ASIACRYPT
2008
Springer
13 years 9 months ago
2008
Springer
Optimistic fair exchange (OFE) is a protocol for solving the problem of exchanging items or services in a fair manner between two parties, a signer and a verifier, with the help o...
ICASSP
2010
IEEE
13 years 2 months ago
2010
IEEE
In this paper, a new direction-of-arrival (DOA) estimation technique for partly calibrated arrays with pairwise calibrated sensors is proposed. Our approach is shown to substantia...
PAMI
2012
11 years 10 months ago
2012
—We introduce a simple image descriptor referred to as the image signature. We show, within the theoretical framework of sparse signal mixing, that this quantity spatially approx...
PKC
2007
Springer
14 years 1 months ago
2007
Springer
: This paper addresses the security of optimistic fair exchange in a multi-user setting. While the security of public key encryption and public key signature schemes in a single-us...