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TKDE
2002
239views more  TKDE 2002»
13 years 8 months ago
An Efficient Path Computation Model for Hierarchically Structured Topographical Road Maps
In this paper, we have developed a HiTi (Hierarchical MulTi) graph model for structuring large topographical road maps to the minimum cost route computation. The HiTi graph model p...
Sungwon Jung, Sakti Pramanik
ICRA
2007
IEEE
154views Robotics» more  ICRA 2007»
14 years 3 months ago
Minimum Wheel-Rotation Paths for Differential Drive Mobile Robots Among Piecewise Smooth Obstacles
— Computing optimal paths for mobile robots is an interesting and important problem. This paper presents a method to compute the shortest path for a differential-drive mobile rob...
Hamid Reza Chitsaz, Steven M. LaValle
CPM
2008
Springer
149views Combinatorics» more  CPM 2008»
13 years 10 months ago
On Compact Representations of All-Pairs-Shortest-Path-Distance Matrices
Let G be an unweighted and undirected graph of n nodes, and let D be the n
Igor Nitto, Rossano Venturini
FOCS
2005
IEEE
14 years 2 months ago
An Approximation Algorithm for the Disjoint Paths Problem in Even-Degree Planar Graphs
In joint work with ´Eva Tardos in 1995, we asked whether it was possible to obtain a polynomial-time, polylogarithmic approximation algorithm for the disjoint paths problem in th...
Jon M. Kleinberg
ICC
2007
IEEE
162views Communications» more  ICC 2007»
14 years 16 days ago
LSP and Back Up Path Setup in MPLS Networks Based on Path Criticality Index
This paper reports on a promising approach for solving problems found when Multi Protocol Label Switching (MPLS), soon to be a dominant protocol, is used in core network systems. D...
Ali Tizghadam, Alberto Leon-Garcia