Update README.md

README.md

@@ -39,6 +39,19 @@ Previously created projects can be inspected in iypthon like
 ipython -i -m KerasROOTClassification.browse <project-dir>
 ```
 
+Or in a script you can initialise a project by just specifying the path to the project directory. This is especially useful when you want to compare different projects:
+
+```python
+from KerasROOTClassification import ClassificationProject
+from KerasROOTClassification.compare import overlay_ROC, overlay_loss
+
+c1 = ClassificationProject("path/to/project1")
+c2 = ClassificationProject("path/to/project2")
+
+overlay_ROC("ROC_overlay.pdf", c1, c2)
+overlay_loss("loss_overlay.pdf", c1, c2)
+```
+
 # Conda setup
 
 An example for a mini conda setup that contains the nescessary packages: