The latest articles on DEV Community by a14guguliye (@a14guguliye). https://dev.to/a14guguliye https://media2.dev.to/dynamic/image/width=90,height=90,fit=cover,gravity=auto,format=auto/https:%2F%2Fdev-to-uploads.s3.us-east-2.amazonaws.com%2Fuploads%2Fuser%2Fprofile_image%2F891526%2F7139c930-4260-4714-9d84-88a36b39314e.jpeg https://dev.to/a14guguliye en a14guguliye Sun, 04 Oct 2026 20:14:59 +0000 https://dev.to/a14guguliye/performing-linear-regression-using-the-normal-equation-in-most-simplified-version-25mo https://dev.to/a14guguliye/performing-linear-regression-using-the-normal-equation-in-most-simplified-version-25mo <p>I recently wrote a beginner-friendly article about performing linear regression using the Normal Equation.</p> <p>I tried to explain the idea step by step, starting with a simple question:</p> <p>If some coefficients can minimize the prediction error, how can we find them?</p> <p>From there, I introduced the Normal Equation and showed how the formula works:</p> <p>I also implemented the main matrix operations in Python instead of treating the formula as a black box.</p> <p>The goal was not only to use linear regression, but to understand what is happening behind the formula and how the mathematics connects to the code.</p> <p>If you are learning machine learning and want to understand linear regression from the basics, you may find the <a href="https://medium.com/@worldwonders/performing-linear-regression-using-the-normal-equation-in-most-simplified-version-8f852bebded0" rel="noopener noreferrer">article </a> useful.</p> machinelearning linear linearregression linearalgebra