Add A Variable To A Mat File

You also can drag the desired variables from the current folder.

Add a variable to a mat file.

Save data to a subset of a variable y in the file myfile2 mat using the mat file object. Access specific parts of a variable in a mat file using the mat file object. Varlist is a cell array containing the names of the four variables in topography mat. Each read variable will be stored in a field of the struct.

To load a subset of variables from a mat file on the home tab in the variable section click import data. I want to save the mat file in the i j k val format so that my mat files looks like. For ascii files append adds data to the end of the file. If a variable already exists in a mat file then save overwrites it with the value in the workspace.

To remove one or more variables from an existing mat file you can. The third and fourth variables topomap1 and topomap2 are both arrays containing topography data load the elevation data from the third column of each variable into a field of the structure array s for each field specify a field name that is the original variable name prefixed by elevationof. Mat files are not the same as material files which are rigs of rods texture reference files used with the rigs of rods 3d simulator game. I have a data in the following format.

To append to a version 6 mat file you must also include v6 as an input argument. Files with the mat extension are files that are in the binary data container format that the matlab program uses. For example you can save data to a subset of a variable in a mat file or read a subset of a variable into the matlab workspace. The extension was developed by mathworks and mat files are categorized as data files that include variables functions arrays and other information.

Select the mat file you want to load and click open. To add one o more variables to an existing mat file you can use the save function by specifying the option append. To load saved variables from a mat file into your workspace double click the mat file in the current folder browser. I j k val where i j k are variables and val is the corresponding data at i j k values.

Remove from that struct the the field corresponding to the varaible you want to delete.