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redundancy

in information theory, extra bits transmitted without adding information
Class type of: redundancy, information entropy Q122192

Facts

11 properties
Subclass of
redundancy, information entropy[1][2]
Part of
information theory[3]
Defining formula
R = H_0 - H[6]
Described by source
IEC 80000-13:2008 Quantities and units — Part 13: Information science and technology[5]
Handled, mitigated, or managed by
data deduplication
ISQ dimension
1[7]
In defining formula
R, H_0, H[9][10][11]
Maintained by WikiProject
WikiProject Mathematics[8]
Opposite of
parsimony[4]
Quantity symbol (LaTeX)
R[12]
Recommended unit of measurement
shannon, hartley, nat[13][14][15]
🏷️ Also known as
en redundancy ar التكرار cs redundance da Redundans de Redundanz es redundancia fa افزونگی (نظریه اطلاعات) fi Redundanssi fr redondance he יתירות it ridondanza ja 冗長性 ko 여유도 ms Lewahan nl redundantie pl Redundancja pt Redundante ru избыточное кодирование ru избыточность данных ru избыточность информации
🔖 Identifiers · 12
BabelNet ID
00066744n
Encyclopædia Britannica Online ID
topic/redundancy
Freebase ID
/m/068l5_
IEV number
171-07-18
Iconclass notation
51H43
Lex ID
redundans
MathWorld ID
Redundancy
MetaSat ID
redundancy
Microsoft Academic ID (discontinued)
83702630
Quora topic ID
Redundancy
TDKIV Wikibase ID
anatomy
TDKIV term ID
000000486

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🔗 Connections
Recommended unit of measurement 3
nat, shannon, hartley
Subclass of 2
information entropy, redundancy
← Uses 2
error detection and correction, spelling alphabet
Handled, mitigated, or managed by 1
data deduplication
Maintained by WikiProject 1
WikiProject Mathematics
Opposite of 1
parsimony
Part of 1
information theory
TDKIV Wikibase ID 1
anatomy
← FactGrid item ID 1
Longueville
← Has characteristic 1
error correction code
← Has use 1
par2cmdline
← Measured physical quantity 1
shannon
← Opposite of 1
parsimony
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Related Entities

information theory par2cmdline

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [1] ↑ . wikidata.org.
  2. [2] ↑ . wikidata.org.
  3. [3] ↑ . wikidata.org.
  4. [4] ↑ . wikidata.org.
  5. [5] ↑ . wikidata.org.
  6. [6] ↑ . IEC 80000-13:2008 Quantities and units — Part 13: Information science and technology. wikidata.org.
  7. [7] ↑ . wikidata.org.
  8. [8] ↑ . wikidata.org.
  9. [9] ↑ . wikidata.org.
  10. [10] ↑ . wikidata.org.
  11. [11] ↑ . wikidata.org.
  12. [12] ↑ . International Electrotechnical Vocabulary. wikidata.org.
  13. [13] ↑ . IEC 80000-13:2008 Quantities and units — Part 13: Information science and technology. wikidata.org.
  14. [14] ↑ . IEC 80000-13:2008 Quantities and units — Part 13: Information science and technology. wikidata.org.
  15. [15] ↑ . IEC 80000-13:2008 Quantities and units — Part 13: Information science and technology. wikidata.org.

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APA 4ort.xyz Knowledge Graph. (2026). redundancy. Retrieved November 7, 2026, from https://4ort.xyz/entity/redundancy-q122192-2
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