For example, to load the variable X from a file named my file.mat: load 'my file.mat' X % command form, using single quotes load("my file.mat","X") % function form, using double quotes Do not use command form when any of the inputs, such as filename, are variables. example...
'var1', 'var2', ...)例：savefile = 'test.mat';p = rand(1, 10);q = ones(10);save(savefile, 'p', 'q')load功能：从数据文件中读出变量到工作空间中语法格式：loadload filenameload filename X Y Z ...load filename -regexp expr1 expr2 ...load -ascii ...
Saving and Loading MAT Files Copy Code Copy CommandThis example shows how to save and load a MAT file.Create variable matVar1 with a 2-by-3 matrix of uniformly distributed random numbers between 0 and 1. Get disp('Create variable matVar1:') matVar1 = rand(2, 3) ...
Everything works fine except varialbles stored in a .mat file wont load to the matlab workspace, i get 'undefined or missing variable'. I tried loading from the matlab function and from python. It is not a path problem and i am confident i have i...
Open the MAT-file and resize the variable. m = matfile("myFile.mat",Writable=true); m.x = magic(30); whos-filemyFile.mat Name Size Bytes Class Attributes x 30x30 7200 double Resize the variable again, this time making it smaller than it originally was. ...
load('filename', 'X', 'Y', 'Z')load('filename', '-regexp', exprlist)load('-mat', 'filename')load('-ascii', 'filename')S = load(...)load filename -regexp expr1 expr2 ...举例：Example 1 -- Loading From a Binary MAT-fileTo see what is in the MAT-file ...
括号内的命令输出为11000100的逻辑数组,可以将这个逻辑数组做为索引输入到str()中,然后完成替换命令。 https://ww2.mathworks.cn/help/matlab/math/array-indexing.html 练习1如何比较整个字符串(entire string)? 可以使用比较字符串函数strcmp strcmp(s1,s2)比较s1和s2,如果二者相同,则返回1(true),否则返回0(fals...
因为data.mat文件中存储数据的变量的名称不一定是“data”。查看一下load之后到底从data.mat载入了什么变量。
ThematPutVariablefunction writes themxArrayand variable name into the file. status = matPutVariable(pmat, myDouble, pVarNum); status = matPutVariable(pmat, myString, pVarChar); Clean Up To close the file: matClose(pmat); To free memory: ...
filename:文件名,默认文件名为matlab.mat,默认格式为.mat ,默认保存路径为当前文件夹。 variables:要保存的变量名称 fmt:文件格式 '-mat'二进制的 MAT 文件格式 '-ascii' 具有8 位精度的文本格式 '-ascii','-tabs' 具有8 位精度的以制表符分隔的文本格式 '-ascii','-double' 具有16 位精度的文本格式 '...