FileInfo.com


.MAT File Extension


File Type 1 Microsoft Access Table  (Most common)
File Format File
Common? No
File Description Table created within an Access database
Program(s) that open mat files Windows: Microsoft Access

File Type 2 MATLAB Variables Binary File
File Format Proprietary File
Common? No
File Description Binary data container format used by MATLAB; may include arrays, variables, functions, and other types of data; can be saved in different formats by choosing a version within the MATLAB Preferences (select General->MAT-Files).

Level 4 MAT-Files support two-dimensional matrices and character strings, while Level 5 MAT-Files include additional support for multidimensional numeric arrays, character arrays, cell arrays, sparse arrays, objects, and structures.

MAT-files may also be used to represent audio in 64-bit floating point, 16-bit signed integer, and 8-bit unsigned integer formats.
Program(s) that open mat files Mac: The MathWorks MATLAB
Windows: The MathWorks MATLAB; FMJ-Software Awave Studio

File Type 3 V-Ray Materials File
File Format Proprietary File
Common? No
File Description Contains materials, or texture styles, that can be loaded into 3D design programs using the V-Ray plugin; V-Ray is a surface material generation and editing plugin developed by Chaos Group.
Program(s) that open mat files Mac: MAXON CINEMA 4D with Chaos Group V-Ray plugin; Autodesk Maya with Chaos Group V-Ray plugin
Windows: Autodesk 3ds Max with Chaos Group V-Ray plugin; Autodesk Maya with Chaos Group V-Ray plugin; Caligari trueSpace7 with Chaos Group V-Ray plugin; MAXON CINEMA 4D with Chaos Group V-Ray plugin

Information from FileInfo.com - The File Extensions Resource.
http://www.fileinfo.com/extension/mat