3699 search results - page 233 / 740 » Clustering with Qualitative Information |
151
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IPPS
2000
IEEE
15 years 11 months ago
2000
IEEE
HeteroSort load balances and sorts within static or dynamic networks using a conceptual torus mesh. We ported HeteroSort to a 16-node Beowulf cluster with a central switch architec...
172
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ISICT
2003
15 years 8 months ago
2003
In this paper we study the influence of semantics in the information retrieval preprocessing. We concretely compare the reached performance with stemming and semantic lemmatizatio...
138
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IR
2002
15 years 6 months ago
2002
Adaptive filtering of news is an area of information retrieval gaining substantial interest as services become more available on the Internet. This paper reports on a number of ex...
185
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PRL
2007
15 years 6 months ago
2007
We present a method for initialising the K-means clustering algorithm. Our method hinges on the use of a kd-tree to perform a density estimation of the data at various locations. ...
188
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DAWAK
2009
Springer
16 years 1 months ago
2009
Springer
The appropriate choice of a method for imputation of missing data becomes especially important when the fraction of missing values is large and the data are of mixed type. The prop...