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GeoS is a software tool for the semi-automatic segmentation of 3D medical images such as CT or MR scans.


File NameGeoS v2.3.6
Date Published6 June 2014
Download Size7.14 MB

Note By installing, copying, or otherwise using this software, you agree to be bound by the terms of its license. Read the license.

Sample Dataset

Download the sample data file, unzip, and open GeoS_1.mhd with the GeoS application. 

This software has been developed by Microsoft Research, and while we will make every effort to provide assistance to users and to incorporate feedback into future releases, this is research software; user support and future software updates are not guaranteed.

For research use only. Not for use in diagnostic, clinical procedures.

Recommended System Requirements

  • Windows 7 or Windows 8 (64-bit)
  • Microsoft .NET Framework 4.5
  • Intel Core i5/i7 and Intel Xeon E5 processors
  • Minimum of 4 GB RAM