在使用MATLAB进行SVM分类器训练时,有时会出现以下错误提示:svmtrain (line 234) Y must be a vector or a character array. 这个错误是由于目标变量Y的类型不正确导致的。本文将介绍如何解决这个问题并提供具体的示例代码。 问题分析 错误提示中明确指出,错误发生在svmtrain函数的第234行,错误的原因是Y必须是一个...
matrix是array的分支，很多情况下matrix和array都是通用的 arraylist和vector的区别是什么呢？视频详细介绍，分分钟懂了
번역 편집:Jan2019년 5월 22일 MATLAB Online에서 열기 a ={'1','2','3','4','5','6','7','8','8'}; n = str2double(a) This can be faster under some conditions: n = sscanf(sprintf('%s ', a{:}),'%d').' ...
#include "MatlabDataArray.hpp" int main() { std::vector<double> data = { 3.5, 12.98, 21.76 }; std::vector<size_t> rows = { 0,0,1 }; std::vector<size_t> cols = { 0,4,8 }; size_t nnz = 3; matlab::data::ArrayFactory factory; auto data_p = factory.createBuffer<double...
MATLAB Online에서 열기 I have a 1x52 length cell array of years stored in MWDIData_years, i need to get these to be a nummeric vector. I am trying something like 테마복사 x = cell2mat(MWDIData_years(:)); But it gives me a 52x4 matrix of chars where each adress ...
% Reshape into vector each layer A = reshape(A,450*210,4) Each column now is the vectorized layer. 6 件のコメント 4 件の古いコメントを表示 James Tursa 2011 年 4 月 17 日 Type the following at the MATLAB command line prompt: mex -setup Then press Enter Then enter the number...
Open in MATLAB Online Hi. I have a vector that looks something like this: ThemeCopy A = [1; 2; 3; 4; 6; 7; 8; 9; 10; 12; 13; 14; 15; 16; 17; 19; 20];%and so on and another vector containing the gaps in A: ThemeCopy B = [5; 11; 18] In this example...
解决Matlab遇到的svmtrain (line 234) Y must be a vector or a character array. 在使用MATLAB进行SVM分类器训练时,有时会出现以下错误提示:svmtrain (line 234) Y must be a vector or a character array. 这个错误是由于目标变量Y的类型不正确导致的。本文将介绍如何解决这个问题并提供具体的示例代码。
问从MATLAB生成代码后，将vector<>转换为C++中的emxArray_real_TEN1、定义vector<vector<int>> A;//...
也可将过程数据保存为txt,然后使用matlab、python等读取分析;下面代码给出的是一维vector保存为txt文件的函数和例子。 #include <iomanip> // vector保存为txt文件函数 bool VectorToTxt(std::string lpszFileName, const std::vector<float> vec) { std::ofstream outFile(lpszFileName.c_str(), std::ios_...