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PC
2007
123views Management» more  PC 2007»
15 years 4 months ago
MPI collective algorithm selection and quadtree encoding
Abstract. In this paper, we focus on MPI collective algorithm selection process and explore the applicability of the quadtree encoding method to this problem. During the algorithm ...
Jelena Pjesivac-Grbovic, George Bosilca, Graham E....
ICMLA
2008
15 years 6 months ago
A Weighted Distance Measure for Calculating the Similarity of Sparsely Distributed Trajectories
This article presents a method for the calculating similarity of two trajectories. The method is especially designed for a situation where the points of the trajectories are distr...
Pekka Siirtola, Perttu Laurinen, Juha Röning
SIGMOD
2007
ACM
198views Database» more  SIGMOD 2007»
16 years 4 months ago
Addressing diverse user preferences in SQL-query-result navigation
Database queries are often exploratory and users often find their queries return too many answers, many of them irrelevant. Existing work either categorizes or ranks the results t...
Zhiyuan Chen, Tao Li
ICDE
2005
IEEE
157views Database» more  ICDE 2005»
16 years 6 months ago
MoDB: Database System for Synthesizing Human Motion
Enacting and capturing real motion for all potential scenarios is terribly expensive; hence, there is a great demand to synthetically generate realistic human motion. However, it ...
Timothy Edmunds, S. Muthukrishnan, Subarna Sadhukh...
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SIGMOD
2010
ACM
239views Database» more  SIGMOD 2010»
15 years 9 months ago
Computing label-constraint reachability in graph databases
Our world today is generating huge amounts of graph data such as social networks, biological networks, and the semantic web. Many of these real-world graphs are edge-labeled graph...
Ruoming Jin, Hui Hong, Haixun Wang, Ning Ruan, Yan...