Overview.md

-GEPARD - Gepard-Enabled PARticle Detection for Raman microscopes.
+**GEPARD - Gepard-Enabled PARticle Detection for Raman microscopes.**
 
 Copyright (C) 2018  Lars Bittrich and Josef Brandt, Leibniz-Institut für
 Polymerforschung Dresden e. V. [bittrich-lars@ipfdd.de](mailto:bittrich-lars@ipfdd.de)
 
-Requirements:
+**Requirements:**
 
 - python 3.6, PyQt5, OpenCV 3.4.1, numpy 1.14, scikit-image 0.13.1, scipy 1.1.0,
     win32com, pythoncom, cython 0.28
@@ -32,4 +32,9 @@ python gepard.py
 
 It is possible to create a windows link file, that executes python with the
 gepard script as an argument and the working directory pointing to the folder
-containing gepard for convenience.
+containing gepard for convenience.
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+
+
+**Working Principle**
+
+The working principle is explained [here](Working principle)
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