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CLUSTER
2006
IEEE
15 years 10 months ago
STAS: A Scalability Testing and Analysis System
Scalability is a crucial factor in performance evaluation and analysis of parallel and distributed systems. Much effort has been devoted to scalability research and several metric...
Yong Chen, Xian-He Sun
GECCO
2006
Springer
168views Optimization» more  GECCO 2006»
15 years 10 months ago
Crossover gene selection by spatial location
Spatial based gene selection for division of chromosomes used by crossover operators is proposed for three-dimensional problems. This spatial selection is shown to preserve more g...
David M. Cherba, William F. Punch
PODS
1989
ACM
155views Database» more  PODS 1989»
15 years 10 months ago
Fractals for Secondary Key Retrieval
In this paper we propose the use of fractals and especially the Hilbert curve, in order to design good distance-preserving mappings. Such mappings improve the performance of secon...
Christos Faloutsos, Shari Roseman
ADBIS
2010
Springer
206views Database» more  ADBIS 2010»
15 years 8 months ago
CFDC: A Flash-Aware Buffer Management Algorithm for Database Systems
Abstract. Classical buffer replacement policies, e.g., LRU, are suboptimal for database systems having flash disks for persistence, because they are not aware of the distinguished ...
Yi Ou, Theo Härder, Peiquan Jin
IJCAI
2007
15 years 8 months ago
Detecting Changes in Unlabeled Data Streams Using Martingale
The martingale framework for detecting changes in data stream, currently only applicable to labeled data, is extended here to unlabeled data using clustering concept. The one-pass...
Shen-Shyang Ho, Harry Wechsler