13631 search results - page 332 / 2727 » Event-Based Performance Analysis |
140
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IDEAS
2007
IEEE
15 years 10 months ago
2007
IEEE
Historically, bitmap indexing has provided an important database capability to accelerate queries. However, only a few database systems have implemented these indexes because of t...
168
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ICDCS
2006
IEEE
15 years 10 months ago
2006
IEEE
Distributed hash table (DHT) networks based on consistent hashing functions have an inherent load balancing problem. The problem becomes more severe due to the heterogeneity of ne...
159
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VLDB
2004
ACM
15 years 9 months ago
2004
ACM
It is well established that bitmap indices are efficient for read-only attributes with low attribute cardinalities. For an attribute with a high cardinality, the size of the bitma...
143
Voted
SPAA
2003
ACM
15 years 9 months ago
2003
ACM
In this paper we consider the following scenario. A set of n jobs with different threads is being run concurrently. Each job has an associated weight, which gives the proportion ...
150
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ICCS
2001
Springer
15 years 8 months ago
2001
Springer
Abstract. Phylogeny reconstruction from molecular data poses complex optimization problems: almost all optimization models are NP-hard and thus computationally intractable. Yet app...