Fig. 4From: A novel centralized algorithm for constructing virtual backbones in wireless sensor networksThe performance of our algorithm. a Size of CDS with a different value of N when R varies between 200 and 500 m. b Size of CDS with the different value of R when N changes from 200 and 1200 sensors. c Size of CDS with fixed R = 80 m when N varies between 200 and 1000 sensors. d Size of CDS with fixed N=1000 sensors when R changes from 50 to 120 mBack to article page