 ##  [Accuracy](/accuracy) 

  ##  [Accuracy](https://natural.quantumdictionary.io/accuracy-0) 

  
 [![Natural & Formal Sciences Dictionary](/sites/default/files/styles/large/public/2026-01/Natural%20%26%20Formal%20Sciences.png.webp?itok=2kCDRVQv)](/topic-specific-dictionaries/natural-formal-sciences)


**Natural &amp; Formal Sciences Dictionary**

 
Definition

The proportion of a system's outputs or predictions that exactly match the true or intended values; in computational evaluation, usually reported as the fraction of correct results over all cases.

 
 ##  [Accuracy](https://mathlogic.quantumdictionary.io/accuracy-1) 

  
 [![Mathematics & Logic Dictionary](/sites/default/files/styles/large/public/2026-01/Mathematics%20%26%20Logic.png.webp?itok=UhtTRPnp)](/topic-specific-dictionaries/natural-formal-sciences/mathematics-logic)

- Natural &amp; Formal Sciences -

**Mathematics &amp; Logic Dictionary**

 
Definition

Closeness of an approximate, measured, or computed value to the true, reference, or accepted value; usually quantified by absolute or relative error norms.