论文信息 - Pi/2-Angle Yao Graphs are Spanners - 字舞流文

Pi/2-Angle Yao Graphs are Spanners

We show that the Yao graph Y 4 in the L 2 metric is a spanner with stretch factor \(8\sqrt{2}(29+23\sqrt{2})\).

Michiel H. M. Smid | Prosenjit Bose | Joseph O'Rourke | Mirela Damian | Stefanie Wuhrer | Karim Douïeb | Ben Seamone

[1] Giri Narasimhan,et al. Approximating Geometric Bottleneck Shortest Paths , 2003, STACS.

[2] Andrew Chi-Chih Yao,et al. On Constructing Minimum Spanning Trees in k-Dimensional Spaces and Related Problems , 1977, SIAM J. Comput..

[3] Tamás Lukovszki,et al. Geometric Searching in Walkthrough Animations with Weak Spanners in Real Time , 1998, ESA.

[4] El Molla,et al. Yao spanners for wireless ad hoc networks , 2009 .