Load Mat File And Change Variable Names

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Load mat file and change variable names. You can then save the struct back out to the mat file with the struct flag. How do i load all of these mat files simultaneously in matlab and change the variables for each one from calories to calories fruit name so that i can have all the variable values in the workspace to play with. Jan on 8 mar 2015 hello i have several matlab files 1 mat 2 mat 3 mat 25 mat and each file contains a 24x4 matrix named a. All of these mat files has a variable name calories assigned a value.

The load option with output argument then your variables become fields of that struct which allows you to rename them renaming variables themselves is not a fun task. Filename can include a file extension and a full or partial path. Dictionary in which to insert matfile variables. Now whenever i am loading a new mat file i am changing the name of the variable 6 times in the program.

What i am asking is how can i use the name of the mat file here lrww in the rest of the commands without having to write it manually. It would be cool to have a possibility to automatically determin the variable name or just to asign it to another given variable. Follow 65 views last 30 days luke rrr on 8 mar 2015. If you load the mat file into a struct i e.

Now you want to load that variable but with the name t. Name of file specified as a character vector or string scalar. True to append the mat extension to the end of the given filename if not already present. Can also pass open file like object.

Load a file and change the variable name in a for loop. Say that i have a mat file that contains a variable and i need to load this variable and give it a different name. Name of the mat file do not need mat extension if appendmat true. Now i want to save this array in a mat file but i want to change the variable name.

Now i want to save values of mydata in mat file but i want to save the value under a variable name given via input function. This saves my data in data mat file but with variable name mydata. A similar problem occurs if i load a file but for any reason have no possibility to read out the name of the variable stored in it. If you do not specify filename the load function searches for a file named matlab mat.

If filename has no extension that is no text after a period load looks for a file named filename mat if filename has an extension other than mat the load function treats.