# rating (evaluation)

a number that is the difference.relation of a thing with a usual thing

- Computed level: L9 (depth in the emergence graph, not abstraction)
- Status: review  ·  Domain: rating  ·  Arena: EmergenceLexicon

## Emergence
**Emerges from:** [number](https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-number.quantity), [difference](https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-difference.relation), [usual](https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-usual.common)

**Through:** the number is the size.measurement of the difference.relation between the thing and the usual

**Novel properties:**
- quantified evaluation
- ordered ranking

## Examples
- The 2020 U.S. News & World Report ranked Johns Hopkins Hospital #1 in the nation for cardiology and heart surgery. *(institutions)*
- The Richter scale assigned the 1906 San Francisco earthquake a magnitude of 7.9 based on seismic wave amplitude. *(physics)*
- Amazon customers gave the 'Anker PowerCore 10000' a 4.8-star rating from over 50,000 reviews. *(economics)*

## Used by
- [burnout](https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-burnout.capacity) (L19)
- [decay](https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-decay.process) (L15)
- [grip](https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-grip.constraint) (L13)
- [layer](https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-layer.stratum) (L12)
- [neglect](https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-neglect.omission) (L15)
- [resilience](https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-resilience.recovery-rate) (L15)
- [scarcity](https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-scarcity.condition) (L16)
- [symmetry versus regularity licence](https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-symmetry-versus-regularity-licence.licence) (L12)

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*Canonical: https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-rating.evaluation*  
*Structured data: https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-rating.evaluation.json*  
*Every definition provably resolves to space, time, energy and pattern.*