西北工业大学 管理学院,陕西,西安,710025
纸质出版:2014
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王宇凡, 梁工谦, 张淑娟. 基于相似度量的模糊支持向量机算法研究[J]. 微电子学与计算机, 2014, 31(4): 112-116.
WANG Yu-fan, LIANG Gong-qian, ZHANG Shu-juan. Support Vector Machine with Fuzzy Kernel Function Based on Similarity Measure[J]. 2014, 31(4): 112-116.
王宇凡, 梁工谦, 张淑娟. 基于相似度量的模糊支持向量机算法研究[J]. 微电子学与计算机, 2014, 31(4): 112-116. DOI:
WANG Yu-fan, LIANG Gong-qian, ZHANG Shu-juan. Support Vector Machine with Fuzzy Kernel Function Based on Similarity Measure[J]. 2014, 31(4): 112-116. DOI:
基于统计学习理论,核被看做是一种相似度测量模型.核函数是支持向量机算法的核心,利用核函数可以将低维不可分数据映射到高维空间,并进行最优分类研究.但孤立点或噪声数据都会影响最优分类平面和最优分类函数,所以提出利用相似度测量构建模糊核函数.相比高斯核函数和模糊sigmoid核函数的分类支持向量模型,本文提出的模糊相似核函数在支持向量机运算中计算成本最低,可以提供更高的准确率,同时可以避免传统模糊核函数的限制.
Based on the statistical learning theory
kernels are often presented as measures of similarity measure.Kernels play a very important role in support vector machine (SVM) algorithms
which can mapper the un-classification data to high dimensional space
to get the optimal classification result.Unfortunately
SVM lacks ability to deal with the system or data with ambiguous characters.So this paper proposes to SVM with fuzzy kernel
which is obtained by similarity measure method.Compared to Gaussian RBF kernel function and fuzzy sigmoid kernel function
SVM with fuzzy similarity kernel gets more accuracy results with less computation requirements
and alleviates current limitation of the fuzzy kernel function.
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