How can I compute the distance of any datapoint to the decision boundary of a SVM done with fitcsvm?

6 次查看（过去 30 天）

显示更早的评论

Stef 2018-6-25

0
链接

此问题的直接链接

https://ww2.mathworks.cn/matlabcentral/answers/407356-how-can-i-compute-the-distance-of-any-datapoint-to-the-decision-boundary-of-a-svm-done-with-fitcsvm

回答： Prajit T R 2018-6-28

I want to compute the distance of every datapoint to the decision boundary. I build the SVM with fitcsvm with an rbf kernel.

0 个评论
显示 -2更早的评论隐藏 -2更早的评论

请先登录，再进行评论。

请先登录，再回答此问题。

回答（1 个）

Prajit T R 2018-6-28

0
链接

此回答的直接链接

https://ww2.mathworks.cn/matlabcentral/answers/407356-how-can-i-compute-the-distance-of-any-datapoint-to-the-decision-boundary-of-a-svm-done-with-fitcsvm#answer_326606

Hi Stef

These links may be of help to you:

https://stats.stackexchange.com/questions/71708/how-to-find-the-distance-from-data-point-to-the-hyperplane-with-matlab-svm

https://stats.stackexchange.com/questions/126379/libsvm-on-matlab-with-rbf-kernel-compute-distance-from-hyperplane

Prajit

0 个评论
显示 -2更早的评论隐藏 -2更早的评论

请先登录，再进行评论。

请先登录，再回答此问题。

类别

AI and Statistics Statistics and Machine Learning Toolbox

在 Help Center 和 File Exchange 中查找有关 Statistics and Machine Learning Toolbox 的更多信息

标签

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Translated by