645 search results - page 83 / 129 » Mining specifications |
ICDM
2009
IEEE
13 years 7 months ago
2009
IEEE
In this paper, we restudy the non-convex data factorization problems (regularized or not, unsupervised or supervised), where the optimization is confined in the nonnegative orthan...
ICDM
2009
IEEE
13 years 7 months ago
2009
IEEE
Given a set of moving object trajectories, it is of interest to find a group of objects, called a convoy, that are spatially density-connected for a certain duration of time. Howev...
ICDM
2009
IEEE
13 years 7 months ago
2009
IEEE
Text classification poses some specific challenges. One such challenge is its high dimensionality where each document (data point) contains only a small subset of them. In this pap...
SIAMREV
2010
13 years 4 months ago
2010
The newly emerging field of Network Science deals with the tasks of modelling, comparing and summarizing large data sets that describe complex interactions. Because pairwise affin...
KDD
2006
ACM
14 years 10 months ago
2006
ACM
Previous efforts on event detection from the web have focused primarily on web content and structure data ignoring the rich collection of web log data. In this paper, we propose t...