Sciweavers

53 search results - page 10 / 11
» The Exact Round Complexity of Secure Computation
Sort
View
CSFW
1994
IEEE
13 years 9 months ago
One-Representative Safety Analysis in the Non-Monotonic Transform Model
We analyze the safety question for the Non-Monotonic Transform NMT model, an access control model that encompasses a wide variety of practical access control mechanisms. In genera...
Ravi S. Sandhu, Paul Ammann
GIS
2009
ACM
14 years 5 months ago
Efficient and Secure Distribution of Massive Geo-Spatial Data
Modern geographic databases can contain a large volume of data that need to be distributed to subscribed customers. The data can be modeled as a cube, where typical dimensions inc...
Hao Yuan, Mikhail J. Atallah
WWW
2009
ACM
14 years 5 months ago
Bid optimization for broad match ad auctions
Ad auctions in sponsored search support"broad match"that allows an advertiser to target a large number of queries while bidding only on a limited number. While giving mo...
Eyal Even-Dar, Vahab S. Mirrokni, S. Muthukrishnan...
FC
2007
Springer
125views Cryptology» more  FC 2007»
13 years 11 months ago
Scalable Authenticated Tree Based Group Key Exchange for Ad-Hoc Groups
Task-specific groups are often formed in an ad-hoc manner within big structures, like companies. Take the following typical scenario: A high rank manager decides that a task force...
Yvo Desmedt, Tanja Lange, Mike Burmester
C3S2E
2009
ACM
13 years 11 months ago
CPU, SMP and GPU implementations of Nohalo level 1, a fast co-convex antialiasing image resampler
This article introduces Nohalo level 1 (“Nohalo”), the simplest member of a family of image resamplers which straighten diagonal interfaces without adding noticeable nonlinear...
Nicolas Robidoux, Minglun Gong, John Cupitt, Adam ...