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DEXAW
2003
IEEE
99views Database» more  DEXAW 2003»
15 years 4 months ago
A Model for Context-dependent Access Control for Web-based Services with Role-based Approach
Controlling access to resources is one of the most important protection goals for web-based services in practice. In general, access control requires identification of subjects t...
Ruben Wolf, Thomas Keinz, Markus Schneider
ACSW
2007
15 years 20 days ago
The motivation and proposition of a privacy-enhancing architecture for operational databases
To date, research has focussed on privacy from a wide perspective, enabling organisations to implement various technologies that contribute to privacy protection. However, in such...
Kirsten Wahlstrom, Gerald Quirchmayr
VLDB
2004
ACM
81views Database» more  VLDB 2004»
15 years 4 months ago
ShreX: Managing XML Documents in Relational Databases
We describe ShreX, a freely-available system for shredding, loading and querying XML documents in relational databases. ShreX supports all mapping strategies proposed in the liter...
Fang Du, Sihem Amer-Yahia, Juliana Freire
EDBT
2011
ACM
225views Database» more  EDBT 2011»
14 years 2 months ago
On (not) indexing quadratic form distance by metric access methods
The quadratic form distance (QFD) has been utilized as an effective similarity function in multimedia retrieval, in particular, when a histogram representation of objects is used...
Tomás Skopal, Tomás Bartos, Jakub Lo...
CORR
2007
Springer
116views Education» more  CORR 2007»
14 years 11 months ago
DOEF: A Dynamic Object Evaluation Framework
Abstract. In object-oriented or object-relational databases such as multimedia databases or most XML databases, access patterns are not static, i.e., applications do not always acc...
Zhen He, Jérôme Darmont