345 search results - page 68 / 69 » A construction of a space-time code based on number theory |
SACMAT
2006
ACM
13 years 11 months ago
2006
ACM
We introduce the concept, model, and policy-specific algorithms for inferring new access control decisions from previous ones. Our secondary and approximate authorization model (...
PODC
2005
ACM
13 years 11 months ago
2005
ACM
Many large-scale networks such as ad hoc and sensor networks, peer-to-peer networks, or the Internet have the property that the number of independent nodes does not grow arbitrari...
SMA
2003
ACM
13 years 11 months ago
2003
ACM
This paper presents a novel Scalar-field based Free-Form Deformation (SFFD) technique founded upon general flow constraints and implicit functions. In contrast to the traditiona...
BMCBI
2007
13 years 5 months ago
2007
Over the last two decades a large number of algorithms has been developed for regulatory motif finding. Here we show how many of these algorithms, especially those that model bind...
WWW
2004
ACM
14 years 6 months ago
2004
ACM
In the past few years, a number of constraint languages for XML documents has been proposed. They are cumulatively called schema languages or validation languages and they compris...