Secondly, Deleting background model and binarization model are established, and the mass center of object is searched and computed based on method of moment.
然后建立去除复杂实际背景和自适应二值化的动态图象预处理模型，并根据矩法搜索和求取目标质心；
This paper, based on mass of practical work, summarizes the geological background and geological features of Jiangjiagou Gold deposit and discusses the genesis.
总结了蒋家沟金矿成矿地质背景和矿床地质特征，对矿床成因进行了探讨。
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