dissimilarity可数也不可数，但绝大多数出现不可数；
dissimilarity意思是 n. 非相似性
Classification of mobile communication customers based on decisiontree and dissimilarity algorithm
基于决策树和相异度算法的移动通信客户分类方法
The research starts with the dissimilarity between physical time and mental time.
研究从物理时间和心理时间的不一致性开始。
Application and research of outlier mining based on sum of dissimilarity coefficient
基于相异度系数和的孤立点挖掘应用与研究
The dissimilarity thought school is value basis of the litigation custom.
不同思想学派是南宋诉讼风气形成的价值基础。
Research on the Problem of Roughness Dissimilarity in Model Experiment of Open Channel Flows
明渠水流模型试验中糙率不相似问题研究
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