Update README.md

Add contributing section

README.md

@@ -66,6 +66,16 @@ Channel capture data and related meta data are saved in HDF5 data files using a
 
 19,471 files, 39.07 TB, 33 dataset subdirectories.
 
+## Contributing
+
+If you wish to contribute to future releases
+
+contact: wsimson@nvidia.com
+
+If you have improvements to make to the current datasets:
+
+Create a hugging face PR where you introduce your fix, or update the `known issues` section of the respective data set
+
 ## Reference(s)
 
 https://github.com/open-h/OpenH-RF