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» On the multiplication groups of semifields
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ADBIS
1998
Springer
100views Database» more  ADBIS 1998»
14 years 1 months ago
Multiple Range Query Optimization in Spatial Databases
In order to answer efficiently range queries in 2-d R-trees, first we sort queries by means of a space filling curve, then we group them together, and finally pass them for process...
Apostolos Papadopoulos, Yannis Manolopoulos
ICALP
2009
Springer
14 years 9 months ago
Factoring Groups Efficiently
We give a polynomial time algorithm that computes a decomposition of a finite group G given in the form of its multiplication table. That is, given G, the algorithm outputs two su...
Neeraj Kayal, Timur Nezhmetdinov
TON
2002
82views more  TON 2002»
13 years 8 months ago
On multicast flow control for heterogeneous receivers
In this paper, we study the impact of heterogeneous receivers on the throughput of multicast flow control and propose a new multicast flow control algorithm to optimally partition ...
Rung-Hung Gau, Zygmunt J. Haas, Bhaskar Krishnamac...
GBRPR
2007
Springer
14 years 3 months ago
Graph-Based Perceptual Segmentation of Stereo Vision 3D Images at Multiple Abstraction Levels
D Images at Multiple Abstraction Levels Rodrigo Moreno∗, Miguel Angel Garcia∗∗ and Domenec Puig∗ (∗)Intelligent Robotics and Computer Vision Group, Rovira i Virgili Unive...
Rodrigo Moreno, Miguel Angel García, Dom&eg...
CHI
2007
ACM
14 years 1 months ago
An exploratory study of input configuration and group process in a negotiation task using a large display
This paper reports on an exploratory study of the effects of input configuration on group behavior and performance in a collaborative task performed by a collocated group using a ...
Jeremy P. Birnholtz, Tovi Grossman, Clarissa Mak, ...