23 search results - page 3 / 5 » The case for a wide-table approach to manage sparse relation... |
CIKM
2005
Springer
13 years 11 months ago
2005
Springer
Accurately and efficiently estimating the number of distinct values for some attribute(s) or sets of attributes in a data set is of critical importance to many database operation...
FUIN
2008
13 years 6 months ago
2008
The issue addressed in this paper concerns the discovery of frequent multi-dimensional patterns from relational sequences. The great variety of applications of sequential pattern m...
WWW
2009
ACM
14 years 7 months ago
2009
ACM
There are many on-line settings in which users publicly express opinions. A number of these offer mechanisms for other users to evaluate these opinions; a canonical example is Ama...
CAISE
2007
Springer
14 years 14 days ago
2007
Springer
Data cleaning is the process of correcting anomalies in a data source, that may for instance be due to typographical errors, or duplicate representations of an entity. It is a cruc...
DAWAK
2006
Springer
13 years 10 months ago
2006
Springer
Abstract. There is an urgent need for sound approaches to integrative and collaborative analysis of large, autonomous (and hence, inevitably semantically heterogeneous) data source...