I was where you're at about ... oh wow, it's been almost ten years since I jumped into machine learning. Mind you, I've been learning on the side most of this time other than a theoretical class at the University of Minnesota. But, that aside, and depending on where you're at in your understanding, this is a great resource for catching up if you're really interested: https://karpathy.ai/zero-to-hero.html it was posted on HN a couple of weeks ago and I have to say it's a really good introduction and Andrej Karpathy is a passionate and excellent teacher. You may want to brush up on some intro Calculus, but it's very understandable.