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CCGRID
2003
IEEE
14 years 19 days ago
Parallel Multi-Dimensional ROLAP Indexing
This paper addresses the query performance issue for Relational OLAP (ROLAP) datacubes. We present a distributed multi-dimensional ROLAP indexing scheme which is practical to imple...
Frank K. H. A. Dehne, Todd Eavis, Andrew Rau-Chapl...
CG
2005
Springer
13 years 7 months ago
A hierarchical sampling approach for polygonizing variational implicit surfaces
This article discusses an enhanced polygonization algorithm for variational implicit surfaces. The polygonization scheme is a simple hierarchical adaptation of the Marching Cubes ...
Alvaro Cuno, Claudio Esperança, Antonio A. ...
ICDE
2008
IEEE
131views Database» more  ICDE 2008»
14 years 8 months ago
Parallel Evaluation of Composite Aggregate Queries
Aggregate measures summarizing subsets of data are valuable in exploratory analysis and decision support, especially when dependent aggregations can be easily specified and compute...
Lei Chen 0003, Christopher Olston, Raghu Ramakrish...
GIS
2010
ACM
13 years 2 months ago
Supporting 3D route planning in indoor space based on the LEGO representation
With the prevalence of car navigation systems, indoor navigation systems are increasingly attracting attention in the indoor research area. However, the available models for indoo...
Wenjie Yuan, Markus Schneider
WSCG
2004
166views more  WSCG 2004»
13 years 8 months ago
Non-evaluated Manipulation of Complex CSG Solids
One of the most important problems to solve in Solid Modeling is computing boolean operations for solids (union, intersection and difference). In this paper we present a method to...
Rafael Jesús Segura, Francisco R. Feito, Ju...