Why one score is not enough

Before choosing a model, define the demand being estimated and the action it informs. This guide places why one score is not enough in that end-to-end context.

Practitioner lens

Segment performance when assessing why one score is not enough. Results for stable, high-volume items can hide poor performance for intermittent or newly launched products.

First experiment

Choose a horizon and aggregation level that match the decision, then evaluate a simple baseline first.

This is an original educational brief. It is a starting point for discussion, not a claim that one technique fits every supply chain.