Adopting conventions or standardised ML terms to address types/classes in the RAPID-MIX API

One of the principles established by D. Norman is the importance of establishing standards in order to facilitate adoption. In our case there is an interest to also support a general purpose goal.

"Example", "Feature" have been established and used for a long time now. Check these:

http://robotics.stanford.edu/~ronnyk/glossary.html

https://cacm.acm.org/magazines/2012/10/155531-a-few-useful-things-to-know-about-machine-learning/fulltext