0—namedoes not exist or cannot be found for other reasons. For example, ifnameexists in a restricted folder to which MATLAB does not have access,existreturns 0. 1—nameis a variable in the workspace. 2—nameis
Show that input that starts with a number is not a valid variable name. s ='8th_column'; isvarname(s) ans =logical0 Change the input to a valid variable name. s ='column_8'; isvarname(s) ans =logical1 Use the command form to determine if the input is a valid variable name. ...
median might not equal any input value if the number of items is even there can be multiple matches for the median we as outside observers have no reason to expect that the data is sorted by column 4, so taking the median before and after is susp...
0—namedoes not exist or cannot be found for other reasons. For example, ifnameexists in a restricted folder to which MATLAB does not have access,existreturns 0. 1—nameis a variable in the workspace. 2—nameis a file with extension.m,.mlx, or.mlapp, ornameis the name of a file ...
10、Checking Variable And Variable Status(判断变量及变量类型) is(),判断是不是 二、File Access(文件的访问) Supported file formats(四种) 1、save()and load() (1)Save (all) workspace data to a file: 示例代码: clear a = magic(4); save mydata1.mat save mydata2.mat -ascii 输出结果 注...
0—namedoes not exist or cannot be found for other reasons. For example, ifnameexists in a restricted folder to which MATLAB does not have access,existreturns 0. 1—nameis a variable in the workspace. 2—nameis a file with extension.m,.mlx, or.mlapp, ornameis the name of a file ...
1、Find the skewness and kurtosis for each column of the variable stocks(找出每列股票变量的偏度和峰度) 答案代码: load stockreturns; x=stocks; for i=1:size(x,2) %注意!因为题目是求每列股票,所以每一列为一个变量,共10列 y(1,i)=skewness(x(:,i)); %把偏态放在第一行 y(2,i)=kurtosis...
Enter the variable names to be used in the C header file. The particular filter structure determines the variables that are created in the file *lengthvariables contain the total number of coefficients of that type. Note Variable names cannot be C language reserved words, such as “for.” ...
Insert Anything into Report? Inserts text only if you select one of these options: Insert MATLAB expression in report Display command window output in reportClass rptgen.cml_eval See Also Insert Variable, MATLAB Property Table, MATLAB Toolbox Version Number, Variable TableWhy...
A variable named np is assigned to hold the number in the first row and column of mat1, which is the number of finite element nodes. Four 15×1 matrices ip,x,y and g each holds the information stored in row 2 to 16, columns 1,2,3 and 4 of mat1 respectively. Matrix ip contains...