Pytorch Basics 4: optimizer basics Last updated on Jun 6, 2022 1 min read To train a model, we need: loss function Optimizer model data Some facts testing is very expensive, since you have to look at whole testing set. Pytorch Dayu Yang Ph.D. Student in Financial Services Analytics I am excited about NLP, Information Retrieval, and Algorithm Trading. My current research focuses on Conversational AI systems. Related Pytorch Geometric 1. Massage Passing Pytorch Basics 2: Model Pytorch Basics 1: Data Use Multiple GPUs Pytorch Data Loader