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ICDM
2002
IEEE
13 years 11 months ago
2002
IEEE
Previous works on automatic query clustering most generate a flat, un-nested partition of query terms. In this work, we are pursuing to organize query terms into a hierarchical s...
ICDM
2002
IEEE
13 years 11 months ago
2002
IEEE
This paper describes an unsupervised algorithm for segmenting categorical time series into episodes. The VOTING-EXPERTS algorithm first collects statistics about the frequency an...
ICDM
2002
IEEE
13 years 11 months ago
2002
IEEE
In this paper, we study an online data mining problem from streams of semi-structured data such as XML data. Modeling semi-structured data and patterns as labeled ordered trees, w...
ICDM
2002
IEEE
13 years 11 months ago
2002
IEEE
Mining association rules may generate a large numbers of rules making the results hard to analyze manually. Pasquier et al. have discussed the generation of GuiguesDuquenne–Luxe...
ICDM
2002
IEEE
13 years 11 months ago
2002
IEEE
We investigate new approaches for frequent graph-based pattern mining in graph datasets and propose a novel algorithm called gSpan (graph-based Substructure pattern mining), which...