Detecting the geometric difference between the road networks has a realistic significance on the data update, data compression and quality check in navigation map.
道路网信息几何差异的检测在导航电子地图数据更新，数据压缩和质量检查中具有重要的现实意义。
Evaluate the partition function as and check that the result agrees with the standard geometric series sum.
估算配分函数为并检查结果与标准的几何级数和一致。
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