One identity · The failure rate · Element

The threshold

How the trade is set.

The part

What it is

Different uses warrant different thresholds: showing a recommendation and showing an account balance require very different confidence.

A single global threshold means one of the two is wrong.

The smallest level

The attributes it carries

Each attribute is one of the framework’s shared types. What a date is, and how it is written, is defined once for the whole model — the note here says what it means in this particular place.