Cluster-Based Ranging for Accurate Localization in  Wireless Sensor Networks

<table>Possible spatial distribution of <svg height="10.925" id="M234" style="vertical-align:-0.1638pt" version="1.1" viewbox="0 0 8.2875004 10.925" width="8.2875004" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<g transform="matrix(.017,-0,0,-.017,.062,10.65)"><path d="M153 550l-26 -186q79 31 111 31q90 0 141.5 -51t51.5 -119q0 -93 -89 -166q-85 -69 -173 -71q-32 0 -61.5 11.5t-41.5 23.5q-18 17 -17 34q2 16 22 33q14 9 26 -1q61 -50 124 -50q60 0 93 43.5t33 104.5q0 69 -41.5 110t-121.5 41q-53 0 -102 -20l38 305h286l6 -8
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</svg> radiating nodes.</table>

International Journal of Navigation and Observation

fig3

Figure 3

Figure 3: Cluster-Based Ranging for Accurate Localization in  Wireless Sensor Networks 