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Summary: Spring 2006 CS 649 1
CS649
Sensor Networks
IP Lecture 8: Self-Localization II
I-Jeng Wang
http://hinrg.cs.jhu.edu/wsn06/
Spring 2006 CS 649 2
Ad-Hoc Localization Using Ranging and
Sectoring
K.K. Chintalapudi, A. Dhariwal, R. Govindan,
and G. Sukhatme
IEEE INFOCOM 2004
Summary of Results
Spring 2006 CS 649 3
· Range-only ad-hoc localization (a small number of
anchors) requires high density well beyond the density
required for connectivity
· Require an average degree of 11-12 nodes within the
ranging neighborhood to achieve 90% localization and 5%
accuracy
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