Sciweavers

1889 search results - page 141 / 378
» Evaluating cost taxonomies for information systems managemen...
Sort
View
WAIM
2007
Springer
16 years 18 days ago
CoXML: A Cooperative XML Query Answering System
Abstract. The heterogeneity nature of XML data creates the need for approximate query answering. In this paper, we present an XML system that cooperates with users to provide user-...
Shaorong Liu, Wesley W. Chu
RTSS
2008
IEEE
16 years 26 days ago
Optimistic Reliability Aware Energy Management for Real-Time Tasks with Probabilistic Execution Times
Reliability-aware power management (RAPM) schemes have been recently studied to save energy while preserving system reliability. The existing RAPM schemes, however, provision for ...
Dakai Zhu, Hakan Aydin, Jian-Jia Chen
ECRTS
2006
IEEE
16 years 16 days ago
Real-Time Memory Management: Life and Times
As real-time and embedded systems become increasingly large and complex, the traditional strictly static approach to memory management begins to prove untenable. The challenge is ...
Andrew Borg, Andy J. Wellings, Christopher D. Gill...
CIKM
2009
Springer
16 years 1 months ago
Inverted indexes vs. bitmap indexes in decision support systems
Bitmap indexes are widely used in Decision Support Systems (DSSs) to improve query performance. In this paper, we evaluate the use of compressed inverted indexes with adapted quer...
Truls A. Bjørklund, Nils Grimsmo, Johannes ...
SIGMOD
2009
ACM
149views Database» more  SIGMOD 2009»
16 years 6 months ago
CourseRank: a social system for course planning
Special-purpose social sites can offer valuable services to well-defined, closed, communities, e.g., in a university or in a corporation. The purpose of this demo is to show the c...
Benjamin Bercovitz, Filip Kaliszan, Georgia Koutri...