In this short article, I will describe the different stages involved in developing the voice authentication model and also discuss some personal learning moments gleaned during the process. Here is an overview of the article: Problem Statement High-level Model Design Data Preprocessing Voice Encoder via Contrastive Learning Binary Classifier for Authentication Model Performance 链接地址： https://towardsdatascience.com/training-a-rudimentary-speaker-verification-model-with-contrastive-learning-186408a752ce