AI Glossary Term

What does “Trust Calibration” mean?

Definition

Aligning user confidence in AI outputs with the system's actual reliability in each task.

How Trust Calibration works

Scale for Trust Calibration from Under-trust to Over-trust, with markers: Ignores good AI advice; Trust matches reliability; Accepts errors blindly.Under-trustOver-trustIgnores good AIadviceTrust matchesreliabilityAccepts errorsblindly

Example

A radiologist uses an AI tool that is strong on some scans and weak on others. Interface cues showing when the tool is less reliable help the doctor lean on it where it is strong and double-check elsewhere.

Why it matters

Too much trust lets errors through, and too little wastes a useful tool. Showing uncertainty and track record helps people judge.

Common questions

Trust calibration vs model calibration?

Model calibration is about the system's confidence scores. Trust calibration is about the human's confidence in the system.

What helps?

Clear indications of uncertainty, explanations, training, and feedback about the system's actual accuracy.

Why do people over-trust?

Fluent, confident output and automation bias, the tendency to defer to a machine's suggestion.

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