SIAMCOMP
2008
14 years 3 months ago
2008
Our goal is to find an approximate shortest path for a point robot moving in a planar subdivision with n vertices. Let 1 be a real number. Distances in each face of this subdivis...
COMPGEOM
1998
ACM
14 years 7 months ago
1998
ACM
We present a new technique for constructing a data-structure that approximates shortest path maps in IRd . By applying this technique, we get the following two results on approxim...
MOBIHOC
2005
ACM
15 years 2 months ago
2005
ACM
Location information is very useful in the design of sensor network infrastructures. In this paper, we study the anchor-free 2D localization problem by using local angle measureme...