Table 2 Parameter list other than consideration parameters.

From: Reinforcement learning based route optimization model to enhance energy efficiency in internet of vehicles

Parameter

Purpose

Packet Error Rate (PER)

Reduce retransmissions, saving energy and latency

Node degree centrality

Offer multiple routes for flexibility and redundancy

Traffic priority levels

Ensure timely delivery of critical data

Energy consumption rate

Avoid nodes depleting energy rapidly

Node buffer size

Handle high traffic periods, reducing packet loss

Environmental factors

Account for external conditions affecting signal strength and reliability

Data packet size

Balance efficiency and overhead based on packet size

Redundancy and fault tolerance

Ensure efficient network operation despite node failures

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