[D] Zotero Organization

People who are using Zotero for organizing and reading research papers, how you guys are using collections, subcollections or tags?

Literally, I want to know what are you doing reseach on (vision, language, ...) and what collections, subcollections or tag are you using and how?

Recently I have started using Zoteor and I am really confused about it. Looking for inpirations from other people. Thanks in advance.

language machinelearning organization papers people reading research research papers tag tags vision