Sciweavers

355 search results - page 41 / 71
» An Algorithmic Solution of a Birkhoff Type Problem
Sort
View
WIOPT
2006
IEEE
14 years 1 months ago
Connection-level QoS provisioning in multiple transmission technology-based OFDM system
A state-of-the-art orthogonal frequency division multiplexing (OFDM)-based access system, such as the DiffSeg system [1][2], uses a different set of transmission technologies, e.g...
Youngkyu Choi, Sunghyun Choi, Sung-Pil Hong
EDBT
2010
ACM
200views Database» more  EDBT 2010»
14 years 2 months ago
Rewrite techniques for performance optimization of schema matching processes
A recurring manual task in data integration, ontology alignment or model management is finding mappings between complex meta data structures. In order to reduce the manual effor...
Eric Peukert, Henrike Berthold, Erhard Rahm
IJRR
2007
80views more  IJRR 2007»
13 years 7 months ago
Combined Path-following and Obstacle Avoidance Control of a Wheeled Robot
This paper proposes an algorithm that drives a unicycle type robot to a desired path, including obstacle avoidance capabilities. The path-following control design relies on Lyapun...
Lionel Lapierre, René Zapata, Pascal L&eacu...
VISUALIZATION
2005
IEEE
14 years 1 months ago
Topology-driven Surface Mappings with Robust Feature Alignment
Topological concepts and techniques have been broadly applied in computer graphics and geometric modeling. However, the homotopy type of a mapping between two surfaces has not bee...
Christopher Carner, Miao Jin, Xianfeng Gu, Hong Qi...
AMAI
2005
Springer
13 years 7 months ago
A SAT approach to query optimization in mediator systems
Mediator systems integrate distributed, heterogeneous and autonomous data sources, but their e ective use requires the solution of hard query optimization problems. This is usuall...
Steven David Prestwich, Stéphane Bressan