This is the readme for the models associated with the paper:

Raudies F, Hasselmo ME (2015) Differences in Visual-Spatial Input May
Underlie Different Compression Properties of Firing Fields for Grid
Cell Modules in Medial Entorhinal Cortex. PLoS Comput Biol 11:e1004596

This code was contributed by Florian Raudies and is also available at
the journal web site: Matlab code from journal.

This directory contains Matlab (R) code to replicate the results for
Figure 2, 3, 4, and S1, and S3.

Entering "Fig3" on the matlab command prompt leads for example to:

fig3

Copyright (C) 2015 Florian Raudies, 04/29/2015, Palo Alto, CA.

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation version 3 of the License.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see .