Sciweavers

681 search results - page 30 / 137
» Fundamental Ethics in Information Systems
Sort
View
CISS
2008
IEEE
15 years 8 months ago
Diversity-multiplexing gain tradeoff with peak to average power ratio constraints
Zheng and Tse have shown that over a quasi-static channel, there exists a fundamental tradeoff, known as the diversity-multiplexing gain (D-MG) tradeoff. In a realistic system, to ...
Chung-Pi Lee, Hsuan-Jung Su
BNCOD
2009
97views Database» more  BNCOD 2009»
15 years 7 months ago
An XML-Based Model for Supporting Context-Aware Query and Cache Management
Abstract. Database systems (DBSs) can play an essential role in facilitating the query and cache management in context-aware mobile information systems (CAMIS). Two of the fundamen...
Essam Mansour, Hagen Höpfner
SIGCSE
2008
ACM
103views Education» more  SIGCSE 2008»
15 years 6 months ago
A query simulation system to illustrate database query execution
The underlying processes that enable database query execution are fundamental to understanding database management systems. However, these processes are complex and can be difficu...
Brett Allenstein, Andrew Yost, Paul Wagner, Joline...
PVLDB
2008
119views more  PVLDB 2008»
15 years 4 months ago
Comparing and evaluating mapping systems with STBenchmark
Schema mappings are fundamental building blocks in many information integration applications. Designing mappings is a timeconsuming process and for that reason many mapping system...
Bogdan Alexe, Wang Chiew Tan, Yannis Velegrakis
FC
2009
Springer
121views Cryptology» more  FC 2009»
16 years 23 days ago
Achieving Privacy in a Federated Identity Management System
Federated identity management allows a user to efficiently authenticate and use identity information from data distributed across multiple domains. The sharing of data across domai...
Susan Landau, Hubert Lê Van Gông, Robi...