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JCS
1998
117views more  JCS 1998»
15 years 1 months ago
A Semantic-Based Transaction Processing Model for Multilevel Transactions
Multilevel transactions have been proposed for multilevel secure databases; in contrast to most proposals, such transactions allow users to read and write across multiple security...
Indrakshi Ray, Paul Ammann, Sushil Jajodia
TIP
1998
99views more  TIP 1998»
15 years 1 months ago
Nonlinear image estimation using piecewise and local image models
—We introduce a new approach to image estimation based on a flexible constraint framework that encapsulates meaningful structural image assumptions. Piecewise image models (PIM...
Scott T. Acton, Alan C. Bovik
CIKM
2010
Springer
15 years 14 hour ago
A hierarchical approach to reachability query answering in very large graph databases
The cost of reachability query computation using traditional algorithms such as depth first search or transitive closure has been found to be prohibitive and unacceptable in mass...
Saikat K. Dey, Hasan M. Jamil
COMCOM
2010
131views more  COMCOM 2010»
15 years 12 hour ago
Level the buffer wall: Fair channel assignment in wireless sensor networks
—In this paper, we study the trade-off between network throughput and fairness in a multi-channel enabled WSN. Traditional approaches attempt to solve the two problems in an isol...
Yanyan Yang, Yunhuai Liu, Lionel M. Ni
JETC
2008
127views more  JETC 2008»
14 years 12 months ago
Automated module assignment in stacked-Vdd designs for high-efficiency power delivery
With aggressive reductions in feature sizes and the integration of multiple functionalities on the same die, bottlenecks due to I/O pin limitations have become a severe issue in to...
Yong Zhan, Sachin S. Sapatnekar