Tagged articles

mean squared error

2 articles · Page 1 of 1

Sep 15, 2025 · Artificial Intelligence

Understanding Linear and Logistic Regression: From MSE to Cross‑Entropy

The article explains linear regression and logistic regression fundamentals, covering loss functions such as mean‑squared error and cross‑entropy, analytic solutions, feature expansion for non‑linear separability, and provides Python code examples to illustrate the concepts.

Linear RegressionLogistic RegressionPython

0 likes · 7 min read

Understanding Linear and Logistic Regression: From MSE to Cross‑Entropy

YiSu Grain

Sep 29, 2024 · Artificial Intelligence

Finding the ‘Heavenly Path’ of Data Points: A Linear Regression Walkthrough

This article walks through linear regression by visualizing scattered data points, defining the line y = ax + b, deriving the mean‑squared‑error cost function, computing its gradients with the chain rule, and implementing gradient descent in Python to find the optimal parameters.

Linear RegressionPythoncost function

0 likes · 11 min read

Finding the ‘Heavenly Path’ of Data Points: A Linear Regression Walkthrough