The good old days of data science: 5 chained models and wild variance

remilouf · x · 2026-09-18

A nostalgic jab at old-school data science: inheriting a pipeline that chained 5 models back to back, with nobody able to explain why the variance was wild — a neat illustration of error compounding in stacked-model setups.

Related event: Dev nostalgia: five-model pipeline with exploding variance(2 posts)→

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