A fuzzy membership model based on support vector data description is proposed to fuzzify all the training data.Then the model is introduced into least square support vector machines (LS-SVM).

• 将模糊隶属度概念引入最小二乘支持向量机，提出一种基于支持向量数据域描述的模糊隶属度函数模型，将输入空间中的样本映射到一个高维的特征空间；