922 search results - page 48 / 185 » Attribute based data sharing with attribute revocation |
SIGMOD
2003
ACM
15 years 12 months ago
2003
ACM
We describe the design and implementation of a new data layout scheme, called multi-dimensional clustering, in DB2 Universal Database Version 8. Many applications, e.g., OLAP and ...
111
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IDEAS
2003
IEEE
15 years 5 months ago
2003
IEEE
We propose a new storage model called MBSM (Multiresolution Block Storage Model) for laying out tables on disks. MBSM is intended to speed up operations such as scans that are typ...
111
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PODS
2002
ACM
15 years 12 months ago
2002
ACM
Data Warehousing and OLAPapplications typically view data as having multiple logical dimensions e.g., product, location with natural hierarchies de ned on each dimension. OLAP que...
DASFAA
2004
IEEE
15 years 3 months ago
2004
IEEE
In this paper, a State-Based Dynamic Transportation Network (SBDTN) model is presented, which can be used to describe the spatiotemporal aspect of temporally variable transportatio...
105
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IV
2005
IEEE
15 years 5 months ago
2005
IEEE
The visual analysis of time dependent data is an essential task in many application fields. However, visualizing large time dependent data collected within a spatial context is st...