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Performance enhancement of in-network probabilistic aggregation (PEPA) for vehicular ad-hoc networks

Open Access
|Jan 2021

Figures & Tables

Figure 1:

Basic clustering communication model in VANET.
Basic clustering communication model in VANET.

Figure 2:

Basic model for information flow.
Basic model for information flow.

Figure 3:

Data aggregation and dissemination process.
Data aggregation and dissemination process.

Figure 4:

Packet delivery ratio of PEPA, KBPDA, DRDCA, CASCADE, and IVG under different densities of vehicles.
Packet delivery ratio of PEPA, KBPDA, DRDCA, CASCADE, and IVG under different densities of vehicles.

Figure 5:

Average delay of PEPA, KBPDA, DRDCA, CASCADE, and IVG under different densities of vehicles.
Average delay of PEPA, KBPDA, DRDCA, CASCADE, and IVG under different densities of vehicles.

Figure 6:

Packet delivery ratio of PEPA, KBPDA, DRDCDA, CASCADE, and IVG under varying data-sending rates.
Packet delivery ratio of PEPA, KBPDA, DRDCDA, CASCADE, and IVG under varying data-sending rates.

Figure 7:

Average delay of PEPA, KBPDA, DRDCDA, CASCADE, and IVG under varying data-sending rates.
Average delay of PEPA, KBPDA, DRDCDA, CASCADE, and IVG under varying data-sending rates.

Figure 8:

Aggregation accuracy of PEPA, KBPDA, DRDCDA, CASCADE, and IVG under varying vehicular traffic densities.
Aggregation accuracy of PEPA, KBPDA, DRDCDA, CASCADE, and IVG under varying vehicular traffic densities.

Simulation parameters_

ParameterValue or type
Simulation area2500 m × 2500 m
Simulation time600s
Radio modelTwo-ray ground
MAC layerIEEE802.11
Number of vehicles50–400
Vehicle speed40–120 km/h
Constant bit rate (CBR rate)1–4 packet/s
Vehicle communication range500 m
Bandwidth20Mbps
Data packet size500–2,500 byte
Cache replacement policyFIFO
Mobility modelManhattan
Traffic environmentUrban
Number of lanes4–8
Traffic typeMultimodal
Routing protocolAODV
Number of simulation runs10
Language: English
Page range: 1 - 9
Submitted on: Sep 8, 2020
Published on: Jan 5, 2021
Published by: Professor Subhas Chandra Mukhopadhyay
In partnership with: Paradigm Publishing Services
Publication frequency: 1 issue per year

© 2021 Rajeev Kumar, Dilip Kumar, Dinesh Kumar, published by Professor Subhas Chandra Mukhopadhyay
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.