基于UCI数据集的仿真结果表明,NFS - RSVM方法能有效地将数据中的大部分噪声点去除,与传统的SVM和FSVM相比分类精度有一定程度的提高。
The simulation results on UCI show that NFS-RSVM can remove most of the noises effectively, and the accuracy is improved partly compared with the traditional SVM and FSVM.
首先,为了去除测量产生的噪声和误差,引入高斯核函数为每个采样点加权;
To filter out the noise and error arising out of various physical measurement processes and limitations of the acquisition technology, a Gaussian weight is assigned to each point acquired.
应用基于样本之间的紧密度确定每个样本的模糊隶属度,通过训练确定阀值,去除影响得到最优分类超平面的噪声和野点。
The fuzzy membership of each sample is defined by affinity among samples, and by the training determine a threshold, noises and outliers are removed, which influence optimal separating hyperplane.
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