910 search results - page 47 / 182 » Efficient retrieval of replicated data |
WWW
2008
ACM
15 years 10 months ago
2008
ACM
To solve this problem, we devised the HS-bitmap index, which is hierarchically comprised of compressed data of summary bits. A summary bit in an upper matrix is obtained by logical...
ISM
2006
IEEE
14 years 9 months ago
2006
IEEE
A novel indexing and access method, called Affinity Hybrid Tree (AH-Tree), is proposed to organize large image data sets efficiently and to support popular image access mechanisms...
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ICDE
2002
IEEE
15 years 11 months ago
2002
IEEE
We propose a novel approach to shape-based image retrieval that builds upon a similarity criterion which is based on the average point set distance. Compared to traditional techni...
CORR
2011
Springer
14 years 1 months ago
2011
Springer
Data Security is a major issue in any web-based application. There have been approaches to handle intruders in any system, however, these approaches are not fully trustable; evide...
EDBT
2002
ACM
15 years 10 months ago
2002
ACM
Managing multiple versions of XML documents represents a critical requirement for many applications. Also, there has been much recent interest in supporting complex queries on XML ...