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118
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ICDE
2010
IEEE
491views Database» more  ICDE 2010»
16 years 26 days ago
TrajStore: An Adaptive Storage System for Very Large Trajectory Data Sets
The rise of GPS and broadband-speed wireless devices has led to tremendous excitement about a range of applications broadly characterized as "location based services". Cu...
Philippe Cudré-Mauroux, Eugene Wu, Samuel M...
122
Voted
SIGMOD
2005
ACM
133views Database» more  SIGMOD 2005»
15 years 6 months ago
A Nested Relational Approach to Processing SQL Subqueries
One of the most powerful features of SQL is the use of nested queries. Most research work on the optimization of nested queries focuses on aggregate subqueries. However, the solut...
Bin Cao, Antonio Badia
116
Voted
TREC
2008
15 years 2 months ago
A Study of Adaptive Relevance Feedback - UIUC TREC 2008 Relevance Feedback Experiments
In this paper, we report our experiments in the TREC 2008 Relevance Feedback Track. Our main goal is to study a novel problem in feedback, i.e., optimization of the balance of the...
Yuanhua Lv, ChengXiang Zhai
96
Voted
IPPS
2007
IEEE
15 years 7 months ago
Model-Guided Empirical Optimization for Multimedia Extension Architectures: A Case Study
Compiler technology for multimedia extensions must effectively utilize not only the SIMD compute engines but also the various levels of the memory hierarchy: superword registers,...
Chun Chen, Jaewook Shin, Shiva Kintali, Jacqueline...
96
Voted
CONCURRENCY
2006
140views more  CONCURRENCY 2006»
15 years 1 months ago
An efficient memory operations optimization technique for vector loops on Itanium 2 processors
To keep up with a large degree of instruction level parallelism (ILP), the Itanium 2 cache systems use a complex organization scheme: load/store queues, banking and interleaving. ...
William Jalby, Christophe Lemuet, Sid Ahmed Ali To...