160 search results - page 20 / 32 » Mining frequent geographic patterns with knowledge constrain... |
FLAIRS
2004
13 years 8 months ago
2004
Finding definitions in huge text collections is a challenging problem, not only because of the many ways in which definitions can be conveyed in natural language texts but also be...
KDD
2009
ACM
14 years 7 months ago
2009
ACM
A recent study by two prominent finance researchers, Fama and French, introduces a new framework for studying risk vs. return: the migration of stocks across size-value portfolio ...
ACSAC
2006
IEEE
14 years 1 months ago
2006
IEEE
Access control and integrity constraints are well known approaches to ensure data integrity in commercial database systems. However, due to operational mistakes, malicious intent ...
CORR
2008
Springer
13 years 7 months ago
2008
Springer
Mining frequent itemsets is a popular method for finding associated items in databases. For this method, support, the co-occurrence frequency of the items which form an associatio...
ICDE
2007
IEEE
14 years 1 months ago
2007
IEEE
The search for unknown frequent pattern is one of the core activities in many time series data mining processes. In this paper we present an extension of the pattern discovery pro...