951 search results - page 139 / 191 » Groupwise Processing of Relational Queries |
PODS
2004
ACM
15 years 10 months ago
2004
ACM
Several studies have demonstrated the effectiveness of the wavelet decomposition as a tool for reducing large amounts of data down to compact wavelet synopses that can be used to ...
EDBT
2009
ACM
15 years 4 months ago
2009
ACM
Materialized views (MV) can significantly improve the query performance of relational databases. In this paper, we consider MVs to optimize complex scenarios where many heterogen...
92
Voted
CIVR
2007
Springer
15 years 4 months ago
2007
Springer
Ensuring the uniqueness of trademark images and protecting their identities are the most important objectives for the trademark registration process. To prevent trademark infringe...
MM
2010
ACM
14 years 10 months ago
2010
ACM
In Web 2.0, users have generated and shared massive amounts of resources in various media formats, such as news, blogs, audios, photos and videos. The abundance and diversity of t...
ICIP
1998
IEEE
15 years 11 months ago
1998
IEEE
We describe a new invariant-based data model for image databases under our approach for shape-based retrieval. The data model relies on contours description of the image shape, an...