How to write dataset in hdf5 format?

I have folder with name ModClassDataFiles. In which 20 .mat file are saved i want to convert them into hdf5, but i got error below

Code:

hdf5write('myfile2.h5', 'E:\Thesis\26_Mod_dataset', 'E:\Thesis\26_Mod_dataset\ModClassDataFiles\frame4ASK001.mat');

Error using hdf5writec

Call to HDF5 library failed (fileCreation): "createHDF5File: Couldn't create file.".

Error in hdf5write (line 151)

hdf5writec(file, details, varargin{dset_idx});

Answer 1

[KSSV]

You should first create the dimensions/ variables in the file using hdf5create. Read about this.