Matlab Save Mat File Version 7 3

Mat file version supported matlab releases supported features compression maximum size of each variable value of version argument in save function preference option. Filename can include a full or partial path. Open the documentation for the save function using doc save.

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In this case the default mat file version is 7 3.

Matlab save mat file version 7 3. If filename does not include an extension matfile appends mat. Yes default 2 gb on 64 bit computers v7 3 matlab version 7 3. In order to save your data to a mat file with version 7 3 or later specify the v7 3 flag as the version input argument. If the file does not exist matfile creates a version 7 3 mat file on the first assignment to a variable.

Your matlab is r2010a which should be later than v7 3. These files can be read in python using for instance the pytables or h5py package. The save variables to version 7 3 mat file example on that page shows the exact syntax. Use the matfile function to access matlab variables directly from mat files on disk without loading the full variables into memory.

R2006b version 7 3 or later. Otherwise matfile searches for the file along the matlab search path. Saving and loading parts of variables and all version 7 features. Mat file version supported matlab releases supported features compression maximum size of each variable value of version argument in save function preference option.

For variables larger than 2gb use mat file version 7 3 or later. As i had matlab 2019b i thought i would have the latest and greatest mat file version if i type the following ont he command line. If you look at the help of save v7 3 means version 7 0 features plus support for data items greater than or equal to 2gb on 64 bit systems which should be in your advantage. Yes default 2 gb on 64 bit computers v7 3 matlab version 7 3.

R2006b version 7 3 or later. Saving and loading parts of variables and all version 7 features. When you create a new file using matfile the function creates a version 7 3 mat file that also lets you save variables larger than 2 gb. Beginning at release 7 3 of matlab mat files are actually saved using the hdf5 format by default except if you use the vx flag at save time see help save in matlab.

By default all save operations create version 7 mat files. The only exception to this is when you create new mat files using the matfile function. To identify or change the default mat file version access the mat files preferences. Reading matlab structures in mat files does not seem supported at this point.