Research on the Evaluation Model for Wireless Sensor Network Performance Based on Mixed Multiattribute Decision-Making
Table 5
The weights of indicators for WSN performance evaluation.
Primary indicator
Secondary indicator
Name
Implication
Composite weight
Network layer QoS (1/3)
Packet loss rate,
The number of packets lost during information transmission
0.0476
Throughout,
Total data volume between gateway node and sensor nodes in the monitoring area
0.0952
Energy efficiency,
The ratio of total energy consumption to throughput
0.0952
Time delay,
Time difference between the first packet and the last packet to the gateway node
0.0952
Reliability (1/3)
Security,
The ability of the network to guarantee the availability, confidentiality, authenticity, and integrity of the information
0.0741
Survivability,
The ability of the network node to maintain its function under the condition of natural failure or intentional attack
0.1481
Anti-interference capability,
The ability of the network to resist the interference of adversary by electromagnetic energy and nonadversary
0.1111
Monitoring performance (1/3)
Network coverage,
Coverage of sensor nodes to the target monitoring area in WSN
0.0769
Self-organizing ability,
The ability of network nodes to determine their location and dynamically configure and manage themselves after deployment
0.1026
Sensor node capability,
The ability of sensor nodes to collect raw data, process local information, communicate wirelessly, route and forward, and work together with other nodes
0.1538
Note: the value in brackets is the weight of the indicator relative to the upper-level indicator.
