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Definitions Edit

Data Edit

Accuracy is

the degree of closeness of a measured or calculated quantity to its actual (true) value. When used in connection with databases, it refers to the correctness of the data contained in that database.

General Edit

Accuracy is

  • "conformity to fact, or the degree to which the recorded value represents the 'correct' value."[1]
  • "[t]he degree to which a measured value conforms to true or accepted values."[2]

Overview Edit

"Accuracy is a measure of correctness. It is distinguished from precision, which measures exactness."[4]

References Edit

  1. Georeferencing: The Geographic Associations of Information, Glossary, at 227.
  2., GIS Glossary (full-text).
  3. Framework for Cyber-Physical Systems, at 5.
  4., GIS Glossary (full-text).

See also Edit

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