Ensembles on The Standard Errorhttps://jongha-jeon-dev.github.io/standarderror/tags/ensembles/Recent content in Ensembles on The Standard ErrorHugo -- 0.123.7en-gbTue, 13 Oct 2026 00:00:00 +0000ML 41: An Average of Models Beats the Average Model, Not the Best Onehttps://jongha-jeon-dev.github.io/standarderror/lectures/ml-41-averaging/Tue, 13 Oct 2026 00:00:00 +0000https://jongha-jeon-dev.github.io/standarderror/lectures/ml-41-averaging/Averaging carries a guarantee, and it is weaker than the one usually quoted. When one member is certain about everything, averaging probabilities hands it every decision.ML 42: Stacking Learns to Pick the Best Model, Given Honest Predictionshttps://jongha-jeon-dev.github.io/standarderror/lectures/ml-42-stacking/Tue, 13 Oct 2026 00:00:00 +0000https://jongha-jeon-dev.github.io/standarderror/lectures/ml-42-stacking/A meta-model trusts whichever base model looks best on the predictions it is fitted to. On in-sample predictions that is the best memoriser; on honest ones it is usually just the best model.