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» Efficient Parallel Hierarchical Clustering
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CLUSTER
2006
IEEE
15 years 4 months ago
Multi-Objective Models for Scheduling Jobs on Parallel Computer Systems
This paper is concerned with the design of goal-oriented scheduling policies that deal with multiple goals on production parallel systems. Several objective models are compared, i...
Sangsuree Vasupongayya, Su-Hui Chiang
DAWAK
2006
Springer
15 years 1 months ago
Achieving k-Anonymity by Clustering in Attribute Hierarchical Structures
Abstract. Individual privacy will be at risk if a published data set is not properly de-identified. k-anonymity is a major technique to de-identify a data set. A more general view ...
Jiuyong Li, Raymond Chi-Wing Wong, Ada Wai-Chee Fu...
VLDB
2002
ACM
98views Database» more  VLDB 2002»
14 years 9 months ago
Processing Star Queries on Hierarchically-Clustered Fact Tables
Star queries are the most prevalent kind of queries in data warehousing, OLAP and business intelligence applications. Thus, there is an imperative need for efficiently processing ...
Nikos Karayannidis, Aris Tsois, Timos K. Sellis, R...
IDEAS
1999
IEEE
123views Database» more  IDEAS 1999»
15 years 2 months ago
Improving OLAP Performance by Multidimensional Hierarchical Clustering
Data-warehousing applications cope with enormous data sets in the range of Gigabytes and Terabytes. Queries usually either select a very small set of this data or perform aggregat...
Volker Markl, Frank Ramsak, Rudolf Bayer
IPPS
1998
IEEE
15 years 2 months ago
Efficient Runtime Thread Management for the Nano-Threads Programming Model
Abstract. The nano-threads programming model was proposed to effectively integrate multiprogramming on shared-memory multiprocessors, with the exploitation of fine-grain parallelis...
Dimitrios S. Nikolopoulos, Eleftherios D. Polychro...