积累的等视域指，当智能体在序列行走时，以360度视角去观看，所能看到的建筑物区域。该变量使得智能体可以优化其识路探索能力。
积累的等视域
Sources
Turner, A. and Penn, A. (2002) Encoding Natural Movement as an Agent-based System: an Investigation into Human Pedestrian Behaviour in the Built Environment. Environment and Planning B, 29(4), 473-490. pp.483-484.