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Modified Gaussian Model (MGM)

Copyright 1999, Brown University, Providence, RI and Science Applications International Corporation (SAIC); All Rights Reserved

Permission to use, copy, modify, and distribute this software and its documentation for any purpose other than its incorporation into a commercial product is hereby granted without fee, provided that the copyright notice below appears in all copies and that both that copyright notice and this permission notice appear in supporting documentation, and that the name of Brown University or Science Applications International Corporation (SAIC) not be used in advertising or publicity pertaining to distribution of the software without specific, written prior permission.

BROWN UNIVERSITY AND SCIENCE APPLICATIONS INTERNATIONAL CORPORATION (SAIC) DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR ANY PARTICULAR PURPOSE. IN NO EVENT SHALL BROWN UNIVERSITY OR SAIC BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.


As described in LPSC30 Abstract (PDF format), the MGM is a powerful analytical tool for characterizing diagnostic absorptions in a quantitative manner.

The MGM works by taking a data file and a startup file and produces the following output files: test2_fin.fit, for004.dat, for009.dat.

The following versions are available for download:

MATLAB (Zip Format) for MATLAB prior to version 6.5
MATLAB (Zip Format) for MATLAB 6.5 and newer

VMS/FORTRAN (Stuffit Format)
VMS/FORTRAN (Zip Format)

IDL (Stuffit Format)
IDL (Zip Format)

An additional example of a fit to Shergotty 79001 Lithology B


All software is provided as is, please read the above linked LPSC Abstract for information regarding the use of MGM.