路径：SparseDrive-main/projects/mmdet3d_plugin/models/instance_bank.py 中的 cache 函数：
如果你在去年的AWE现场逛过36氪打造的“未来+机器人展区”，你可能已经触摸过这个问题的答案。那一次，我们联手五家顶尖机器人公司，把人形机器人、仿生宠物、协作机械臂和商用服务机器人第一次集中推到了AWE的聚光灯下，就是为了回答一个问题：AI如何从高耸的云端，走进你的真实生活。
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Jack Wallen, Contributing WriterContributing Writer
Imagine a vast shopping mall parking lot with thousands of individual parking spots and internal lanes (representing road segments within a cluster). No matter how complex it is inside, there are usually only a few key exits to the main roads. Our goal was to identify these natural "exits" for each map cluster. For instance, the complex road network around Amsterdam Airport Schiphol (see on OpenStreetMap) has many internal roads but limited primary access points.