Fig. 2
From: UrbanEV: An Open Benchmark Dataset for Urban Electric Vehicle Charging Demand Prediction

Data visualization of the filter areas. (a) illustrates the distribution of charging piles at the regional level. (b) provides an enlarged view of the CBD dynamic pricing areas. (c) depicts the node graph derived from the enlarged view, showcasing the center node of the enlarged region, its 1-hop and 2-hop neighbors, as well as their adjacency relationships. (d) presents the distance matrix (in meters) of the 1-hop neighbors of the center node in the enlarged region.