Computing Surveys (CSUR)


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ACM Computing Surveys (CSUR), Volume 39 Issue 4, 2007

Ontology visualization methods—a survey
Akrivi Katifori, Constantin Halatsis, George Lepouras, Costas Vassilakis, Eugenia Giannopoulou
Article No.: 10
DOI: 10.1145/1287620.1287621

Ontologies, as sets of concepts and their interrelations in a specific domain, have proven to be a useful tool in the areas of digital libraries, the semantic web, and personalized information management. As a result, there is a growing need for...

Gaussian random number generators
David B. Thomas, Wayne Luk, Philip H.W. Leong, John D. Villasenor
Article No.: 11
DOI: 10.1145/1287620.1287622

Rapid generation of high quality Gaussian random numbers is a key capability for simulations across a wide range of disciplines. Advances in computing have brought the power to conduct simulations with very large numbers of random numbers and with...

ROLAP implementations of the data cube
Konstantinos Morfonios, Stratis Konakas, Yannis Ioannidis, Nikolaos Kotsis
Article No.: 12
DOI: 10.1145/1287620.1287623

Implementation of the data cube is an important and scientifically interesting issue in On-Line Analytical Processing (OLAP) and has been the subject of a plethora of related publications. Naive implementation methods that compute each node...