Chart.js

This page ties together when and what to plot in reinforcement learning, how to read common charts, and which tool to use: Matplotlib for Python scripts and notebooks, or Chart.js for interactive web demos and dashboards. Why visualization matters in RL RL training is noisy: a single run can look good or bad by chance. Plots let you see trends (is return going up?), variance (how stable is learning?), and comparisons (which algorithm or hyperparameter is better?). Every curriculum chapter that asks you to “plot the learning curve” is training you to diagnose and communicate results. ...