3015 search results - page 508 / 603 » The robustness of a new CAPTCHA |
CORR
2011
Springer
13 years 4 months ago
2011
Springer
—We propose a dynamic spectrum access scheme where secondary users recommend “good” channels to each other and access accordingly. We formulate the problem as an average rewa...
PAMI
2011
13 years 4 months ago
2011
—Triangulated meshes have become ubiquitous discrete surface representations. In this paper, we address the problem of how to maintain the manifold properties of a surface while ...
TDSC
2011
13 years 3 months ago
2011
—The pervasive diffusion of mobile communication devices and the technical improvements of location techniques are fostering the development of new applications that use the phys...
MTA
2011
13 years 3 months ago
2011
Quantization index modulation is one of the best methods for performing blind watermarking, due to its simplicity and good rate-distortion-robustness tradeoffs. In this paper, a ne...
HOTNETS
2010
13 years 3 months ago
2010
Cloud computing environments impose new challenges on access control techniques due to multi-tenancy, the growing scale and dynamicity of hosts within the cloud infrastructure, an...