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- 2018
一种基于场论的空间异常探测方法
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Abstract:
从空间数据场的角度，借鉴高斯势函数发展了一种新的空间异常度度量指标。进而，提出了一种基于场论的空间异常探测方法。该方法通过空间聚类获得局部相关性较强的空间簇，并构建合理、稳定的空间邻近域。在此基础上，采用专题属性变化梯度修复策略减弱空间邻近域中潜在异常的影响，并利用空间异常度度量指标计算实体的异常度，从而探测空间异常。实验结果及实例证明了此方法的正确性
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