430 search results - page 48 / 86 » A New Linearizing Restriction in the Pattern Matching Proble... |
KDD
2007
ACM
14 years 8 months ago
2007
ACM
Previous work on text mining has almost exclusively focused on a single stream. However, we often have available multiple text streams indexed by the same set of time points (call...
GECCO
2005
Springer
14 years 1 months ago
2005
Springer
Several ways of using singular value decomposition (SVD), a linear algebra technique typically used for information retrieval, to decompose problems into subproblems are investiga...
KDD
2002
ACM
14 years 8 months ago
2002
ACM
Mining frequent trees is very useful in domains like bioinformatics, web mining, mining semi-structured data, and so on. We formulate the problem of mining (embedded) subtrees in ...
CORR
2002
Springer
13 years 7 months ago
2002
Springer
Dealing with the NP-complete Dominating Set problem on graphs, we demonstrate the power of data reduction by preprocessing from a theoretical as well as a practical side. In parti...
ICASSP
2011
IEEE
12 years 11 months ago
2011
IEEE
We introduce the Multiplicative Update Selector and Estimator (MUSE) algorithm for sparse approximation in underdetermined linear regression problems. Given f = Φα∗ + µ, the ...