Research Article

Neighboring and Connectivity-Aware Routing in VANETs

Figure 8

Performance comparison between ACAR (the proposed scheme) and A-STAR according to the radio range of node in terms of packet delivery ratio, packet delay, average hop-count, and routing overhead when the node vehicle’s speed is 50 km/h and the number of nodes is 100.
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(a) Packet delivery ratio
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(b) Packet delay
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(c) Average hop-count
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(d) Routing overhead