# Hawk-Eye
**Entity class:** Concept or analytic term
**Domain:** Sports technology / Adjudication
**Doc Type:** Developed System Node
**Maturity:** Developed
**Collection:** [[collections/Gamification|Gamification Collection]]
## Definition
**Hawk-Eye** is a camera-based tracking and visualization technology used in multiple sports to estimate trajectories and support officiating, review, analysis, and broadcast explanation.
## Significance
Hawk-Eye joins sensing to adjudication. Its model can become evidence inside the contest rather than commentary outside it, making calibration, tolerances, access, and review part of the rule system. It is a compact example of an [[wiki/Operational Doppelgänger|operational doppelgänger]] whose state can alter official reality.
## Routes
[[wiki/Instant Replay|Instant Replay]] · [[wiki/Statcast|Statcast]] · [[wiki/Lex Sportiva|Lex Sportiva]] · [[wiki/Authoritative Source of Truth|Authoritative Source of Truth]]
## Sources
- [[articles/gamification/America Loves Games and the Home Court Advantage|America Loves Games and the Home Court Advantage]]
- [Hawk-Eye Innovations](https://www.hawkeyeinnovations.com/)
## Relationships
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