Randomized Pursuit-Evasion with Limited Visibility

Volkan Isler, Sampath Kannan, Sanjeev Khanna

Research output: Chapter in Book/Report/Conference proceedingConference contribution

27 Scopus citations

Abstract

We study the following pursuit-evasion game: One or more hunters are seeking to capture an evading rabbit on a graph. At each round, the rabbit tries to gather information about the location of the hunters but it can see them only if they are located on adjacent nodes. We show that two hunters suffice for catching rabbits with limited visibility with high probability. We distinguish between reactive rabbits who move only when the hunter is visible and general rabbits who can employ more sophisticated strategies. We present polynomial time algorithms that decide whether a graph G is hunter-win, that is, if a single hunter can capture a rabbit of either kind on G.

Original languageEnglish (US)
Title of host publicationProceedings of the Fifteenth Annual ACM-SIAM Symposium on Discrete Algorithms
Pages1053-1062
Number of pages10
Volume15
StatePublished - Apr 15 2004
EventProceedings of the Fifteenth Annual ACM-SIAM Symposium on Discrete Algorithms - New Orleans, LA., United States
Duration: Jan 11 2004Jan 13 2004

Other

OtherProceedings of the Fifteenth Annual ACM-SIAM Symposium on Discrete Algorithms
Country/TerritoryUnited States
CityNew Orleans, LA.
Period1/11/041/13/04

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