2375 MATLAB Mat File Level 4 Text (Unstructured) A Mat-file stores data in binary form. You can read and write Mat-files using MATLAB. Level 4 MAT files are compatible with MATLAB versions up to Version 4. 234 National Library of Australia / National Library of Australia 16 Nov 2021 16 Nov 2021 fmt/1550 PUID mat File extension Has lower priority than 1606 MATLAB Mat File Has lower priority than 1629 MATLAB Mat File Is previous version of 1606 MATLAB Mat File