FINDING SHORTEST PATHS ON SURFACES USING LEVEL SETS PROPAGATION

被引:183
作者
KIMMEL, R [1 ]
AMIR, A [1 ]
BRUCKSTEIN, AM [1 ]
机构
[1] TECHNION ISRAEL INST TECHNOL,DEPT COMP SCI,IL-32000 HAIFA,ISRAEL
关键词
CURVE EVOLUTION; EQUAL DISTANCE CONTOURS; GEODESIC PATH; NUMERICAL ALGORITHMS; MINIMAL GEODESICS;
D O I
10.1109/34.387512
中图分类号
TP18 [人工智能理论];
学科分类号
081104 ; 0812 ; 0835 ; 1405 ;
摘要
We present a nerv algorithm for determining minimal length paths between two regions on a three dimensional surface, The numerical implementation is based on finding equal geodesic distance contours from a given area, These contours are calculated as zero sets of a bivariate function designed to evolve so as to track the equal distance curves on the given surface, The algorithm produces all paths of minimal length between the source and destination areas on the surface given as height values on a rectangular grid.
引用
收藏
页码:635 / 640
页数:6
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