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» Techniques and tools for dynamic optimization
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SIGMOD
1999
ACM
110views Database» more  SIGMOD 1999»
14 years 17 days ago
Multi-dimensional Selectivity Estimation Using Compressed Histogram Information
The database query optimizer requires the estimation of the query selectivity to find the most efficient access plan. For queries referencing multiple attributes from the same rel...
Ju-Hong Lee, Deok-Hwan Kim, Chin-Wan Chung
HPDC
1998
IEEE
14 years 16 days ago
Towards a Hierarchical Scheduling System for Distributed WWW Server Clusters
In this paper we present a model for dynamically scheduling HTTP requests across clusters of servers, optimizing the use of client resources as well as the scattered server nodes....
Daniel Andresen, Timothy McCune
IPPS
1998
IEEE
14 years 15 days ago
Design and Implementation of a Parallel I/O Runtime System for Irregular Applications
In this paper we present the design, implementation and evaluation of a runtime system based on collective I/O techniques for irregular applications. We present two models, namely...
Jaechun No, Sung-Soon Park, Jesús Carretero...
ASPDAC
2007
ACM
119views Hardware» more  ASPDAC 2007»
14 years 8 days ago
Optimum Prefix Adders in a Comprehensive Area, Timing and Power Design Space
Parallel prefix adder is the most flexible and widely-used binary adder for ASIC designs. Many high-level synthesis techniques have been developed to find optimal prefix structures...
Jianhua Liu, Yi Zhu, Haikun Zhu, Chung-Kuan Cheng,...
CCS
2007
ACM
14 years 7 days ago
Mitigating denial-of-service attacks in MANET by distributed packet filtering: a game-theoretic approach
Defending against denial-of-service (DoS) in a mobile ad hoc network (MANET) is challenging because the network topology is dynamic and nodes are selfish. In this paper, we propos...
Xiaoxin Wu, David K. Y. Yau