The Tradeoff: Bias and Variance
An interactive scrollytelling artifact explaining the bias-variance tradeoff through the U-shaped test-error curve from ISLR Chapter 2. Six visual steps: from raw data to cross-validation, rendered in a sumi-e ink-on-washi aesthetic. Bilingual: Spanish and English.
Interactive artifact
Related artifacts
A/B Testing: Bayesian vs Frequentist
Same question, two ways of thinking: the classical approach says there's not enough evidence, the Bayesian one says B is almost certainly better. This summary explores what happens when you stop relying solely on the p-value and start thinking in terms of expected utility to decide. Personal statistical exploration project. Available in both languages.
Greedy Split Search
A step-by-step walkthrough of how a decision tree picks where to split a node. With five observations and four candidate thresholds, the artifact traces the RSS computation for each split and lets the reader see why greedy search gains in clarity what it loses in global optimality. Interactive animation and live computation, bilingual.