512 search results - page 66 / 103 » Explorative Data Mining on Stock Data - Experimental Results... |
KDD
2008
ACM
14 years 9 months ago
2008
ACM
We analyze a massive social network, gathered from the records of a large mobile phone operator, with more than a million users and tens of millions of calls. We examine the distr...
DEXA
2005
Springer
14 years 2 months ago
2005
Springer
Finding intensional encapsulations of database subsets is the inverse of query evaluation. Whereas query evaluation transforms an intensional expression (the query) to its extensi...
KDD
2009
ACM
14 years 9 months ago
2009
ACM
The increasing availability of electronic communication data, such as that arising from e-mail exchange, presents social and information scientists with new possibilities for char...
ICDM
2007
IEEE
14 years 3 months ago
2007
IEEE
Typical clustering algorithms output a single clustering of the data. However, in real world applications, data can often be interpreted in many different ways; data can have diff...
PKDD
2009
Springer
14 years 3 months ago
2009
Springer
Existing feature extraction methods explore either global statistical or local geometric information underlying the data. In this paper, we propose a general framework to learn fea...