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DAWAK
2000
Springer
15 years 11 months ago
Applying Vertical Fragmentation Techniques in Logical Design of Multidimensional Databases
In the context of multidimensional databases implemented on relational DBMSs through star schemes, the most effective technique to enhance performances consists of materializing re...
Matteo Golfarelli, Dario Maio, Stefano Rizzi
ACSAC
2004
IEEE
15 years 10 months ago
Detecting Attacks That Exploit Application-Logic Errors Through Application-Level Auditing
Host security is achieved by securing both the operating system kernel and the privileged applications that run on top of it. Application-level bugs are more frequent than kernel-...
Jingyu Zhou, Giovanni Vigna
SIVP
2008
127views more  SIVP 2008»
15 years 6 months ago
Image indexing and retrieval using expressive fuzzy description logics
Abstract The effective management and exploitation of multimedia documents requires the extraction of the underlying semantics. Multimedia analysis algorithms can produce fairly ri...
Nikos Simou, Thanos Athanasiadis, Giorgos Stoilos,...
DLOG
2010
15 years 4 months ago
Distance-based Measures of Inconsistency and Incoherency for Description Logics
Abstract. Inconsistency and incoherency are two sorts of erroneous information in a DL ontology which have been widely discussed in ontology-based applications. For example, they h...
Yue Ma, Pascal Hitzler
DOLAP
2006
ACM
16 years 18 days ago
Towards a logical multidimensional model for spatial data warehousing and OLAP
Decision support systems (DSS) may be enhanced qualitatively if they are able to also deal with spatial dimensions and measures. Regardless the evident importance of using data wa...
Marcus Costa Sampaio, Andre Gomes de Sousa, Cl&aac...