404 search results - page 2 / 81 » Privacy Preservation for Data Cubes |
CGF
2005
13 years 10 months ago
2005
In this paper, we present a new method for surface extraction from volume data which preserves sharp features, maintains consistent topology and generates surface adaptively witho...
ICDE
2006
IEEE
15 years 6 days ago
2006
IEEE
It is well recognized that data cubing often produces huge outputs. Two popular efforts devoted to this problem are (1) iceberg cube, where only significant cells are kept, and (2...
SSDBM
1998
IEEE
14 years 3 months ago
1998
IEEE
On-Line Analytical Processing (OLAP) is a trend in database technology, which was recently introduced and has attracted the interest of a lot of research work. OLAP is based on th...
PODS
2003
ACM
14 years 11 months ago
2003
ACM
There has been increasing interest in the problem of building accurate data mining models over aggregate data, while protecting privacy at the level of individual records. One app...
SIGMOD
2003
ACM
14 years 11 months ago
2003
ACM
Recently, a technique called quotient cube was proposed as a summary structure for a data cube that preserves its semantics, with applications for online exploration and visualiza...