mean squared error

average of the squares of the errors between estimated and actual values
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mean squared error

Summary

mean squared error is a measure of forecasting quality[1]. It draws 550 Wikipedia views per month (measure_of_forecasting_quality category, ranking #2 of 5).[2]

Key Facts

  • mean squared error's instance of is recorded as measure of forecasting quality[3].
  • mean squared error's Freebase ID is recorded as /m/01cp44[4].
  • mean squared error's Encyclopædia Britannica Online ID is recorded as science/mean-square-due-to-error[5].
  • mean squared error's short name is recorded as {'lang': 'en', 'text': 'MSE'}[6].
  • mean squared error's short name is recorded as {'lang': 'sl', 'text': 'PKN'}[7].
  • mean squared error's different from is recorded as root-mean-square deviation[8].
  • mean squared error's defining formula is recorded as \operatorname{MSE}=\frac{1}{n}\sum_{i=1}^n(\hat{Y_i} - Y_i)^2[9].
  • mean squared error's maintained by WikiProject is recorded as WikiProject Mathematics[10].
  • mean squared error's Microsoft Academic ID is recorded as 139945424[11].
  • mean squared error's in defining formula is recorded as n[12].
  • mean squared error's in defining formula is recorded as \hat{Y_i}[13].
  • mean squared error's in defining formula is recorded as Y_i[14].
  • mean squared error's OpenAlex ID is recorded as C139945424[15].

Why It Matters

mean squared error draws 550 Wikipedia views per month (measure_of_forecasting_quality category, ranking #2 of 5).[2] It has Wikipedia articles in 17 language editions, a strong signal of global cultural recognition.[16] It is known by 18 alternative names across languages and contexts.[17]

References

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

Direct Wikidata claims

  1. [3] . wikidata.org.
  2. [4] . Freebase Data Dumps. wikidata.org.
  3. [5] . wikidata.org.
  4. [6] . wikidata.org.
  5. [7] . wikidata.org.
  6. [8] . wikidata.org.
  7. [9] . wikidata.org.
  8. [10] . wikidata.org.
  9. [11] . wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . OpenAlex. Retrieved . docs.openalex.org. Provenance: wikidata.org.

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [16] . Wikidata sitelinks. wikidata.org.
  3. [17] . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). mean squared error. Retrieved May 3, 2026, from https://4ort.xyz/entity/mean-squared-error
MLA “mean squared error.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/mean-squared-error.
BibTeX @misc{4ortxyz_mean-squared-error_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{mean squared error}}, year = {2026}, url = {https://4ort.xyz/entity/mean-squared-error}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): mean squared error — https://4ort.xyz/entity/mean-squared-error (retrieved 2026-05-03)

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