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SVM约束因子测试---Matlab版本 1.约束因子 1.1 约束因子C 对于不可分的数据集,需要容忍一定错误率的存在。因此引入了约束因子C来权衡这个容忍度。 得到的优化问题为: 通过式子我们可以看到,但C足够大时,误差受到的关注度就会增大,这时SVM就会通过缩减间隔的方式来使这个误差减小。但支持向量机的"带宽"越小,容错率...
if ((Y(i)*E(i) < -tol && alphas(i) < C) || (Y(i)*E(i) > tol && alphas(i) > 0)), % In practice, there are many heuristics one can use to select % the i and j. In this simplified code, we select them randomly. j = ceil(m * rand()); while j == i, % Make...
% eventdata reserved - to be defined in a future version of MATLAB 1. % handles structure with handles and user data (see GUIDATA) 1. close 1. 3 仿真结果 4 参考文献 [1]潘涛[1], 王胜利[1]. 支持向量机在语音情感识别中的应用[J]. 电子技术与软件工程, 2019(6):1. 博主简介:擅长智能优...
End initialization code - DO NOT EDIT% — Executes just before main is made visible.function main_OpeningFcn(hObject, eventdata, handles, varargin)% This function has no output args, see OutputFcn.% hObject handle to figure% eventdata reserved - to be defined in a future version of MATLAB%...
variables with more than2^32-1elements. In the near future you will be required to update your code to utilize thenewAPI. You can find more information aboutthisat: http://www.mathworks.com/help/techdoc/matlab_external/bsflnue-1.htmlBuilding with the -largeArrayDims option enables thenewAP...
Download and share free MATLAB code, including functions, models, apps, support packages and toolboxes
输入y返回Select a compiler:[1] Microsoft Visual C++ 2012 in C:\Program Files (x86)\Microsoft Visual Studio 11.0[0] NoneCompiler:选择1Are these correct [y]/n?再次输入y完成 5 编译 libsvm把matlab的当前目录设置成D:\code\libsvm-3.17\matlab运行make.m可以看到编译出现了四个文件libsvmread.mex...
function varargout = DigitClassifyUI(varargin) % % DIGITCLASSIFYUI MATLAB code for DigitClassifyUI.fig % DIGITCLASSIFYUI, by itself, creates a new DIGITCLASSIFYUI or raises the existing % singleton*. % % H = DIGITCLASSIFYUI returns the handle to a new DIGITCLASSIFYUI or the handle to % ...
function varargout = pjimage_OutputFcn(hObject, eventdata, handles) % varargout cell array for returning output args (see VARARGOUT); % hObject handle to figure % eventdata reserved - to be defined in a future version of MATLAB % handles structure with handles and user data (see GUIDATA) %...