“…In the next section, it is attempted to represent a mathematical model of the proposed framework. Slope (Kim et al, 2011;Neis and Zielstra, 2014;Neis, 2015) Stairs/ Pedestrian Overpass Age (Niaraki and Kim, 2009;Zhuang and Wu, 2011; Preferred Land Use Distribution Pedestrian Crossing (Kim et al, 2011;Neis and Zielstra, 2014) Lightning (Kim et al, 2011;Neis, 2015) Gender (Niaraki and Kim, 2009;Zhuang and Wu, 2011; Neis, 2015) Length (Pahlavani et al, 2012; Land Use Distribution Yao et al, 2015) Figure 1. The proposed Framework for UPWFS…”