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SIGMOD
2004
ACM
128views Database» more  SIGMOD 2004»
16 years 7 months ago
Data Stream Management for Historical XML Data
We are presenting a framework for continuous querying of time-varying streamed XML data. A continuous stream in our framework consists of a finite XML document followed by a conti...
Sujoe Bose, Leonidas Fegaras
EDBT
2006
ACM
154views Database» more  EDBT 2006»
15 years 10 months ago
Approximation Techniques to Enable Dimensionality Reduction for Voronoi-Based Nearest Neighbor Search
Utilizing spatial index structures on secondary memory for nearest neighbor search in high-dimensional data spaces has been the subject of much research. With the potential to host...
Christoph Brochhaus, Marc Wichterich, Thomas Seidl
COMPGEOM
2001
ACM
15 years 10 months ago
Discrete mobile centers
We propose a new randomized algorithm for maintaining a set of clusters among moving nodes in the plane. Given a specified cluster radius, our algorithm selects and maintains a va...
Jie Gao, Leonidas J. Guibas, John Hershberger, Li ...
EUROPAR
2000
Springer
15 years 10 months ago
Ahnentafel Indexing into Morton-Ordered Arrays, or Matrix Locality for Free
Abstract. Definitions for the uniform representation of d-dimensional matrices serially in Morton-order (or Z-order) support both their use with cartesian indices, and their divide...
David S. Wise
ACHI
2009
IEEE
15 years 10 months ago
SCRABBLE.GZ: A Web-Based Collaborative Game to Promote the Galician Language
We present in this paper a web-based version of a Scrabble game, describing its architecture and some implementation details. This architecture makes possible a high degree of int...
Guillermo de Bernardo, Ana Cerdeira-Pena, Oscar Pe...