Teorema No Free Lunch

es

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Teorema No Free Lunch

Quality:

No free lunch theorem - the theorem that, if a machine-learning algorithm does well on some problems, then it pays for that on all other problems. Article “Teorema No Free Lunch” in Spanish Wikipedia has 13.9 points for quality (as of July 1, 2025). The article contains 5 references and 3 sections. The article also contains templates indicating quality issues, therefore its score was reduced by 0.73 points.

This article has the best quality in English Wikipedia. Also, this article is the most popular in that (Spanish) language version.

Since the creation of article “Teorema No Free Lunch”, its content was written by 3 registered users of Spanish Wikipedia and edited by 66 registered Wikipedia users in all languages.

The article is cited 1 times in Spanish Wikipedia and cited 30 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (Spanish): #21981 in May 2023
  • Global: #232901 in July 2024

The highest popularity rank from 2008:

  • Local (Spanish): #413332 in May 2025
  • Global: #214631 in December 2017

There are 4 language versions for this article in the WikiRank database (of the considered 55 Wikipedia language editions).

The quality and popularity assessment was based on Wikipédia dumps from July 1, 2025 (including revision history and pageviews for previous years).

The table below shows the language versions of the article with the highest quality.

Languages with the highest quality

#LanguageQuality gradeQuality score
1English (en)
No free lunch theorem
28.3781
2Indonesian (id)
Teorema tidak ada makan siang gratis
27.3687
3Vietnamese (vi)
Định lý không có bữa trưa miễn phí
16.7662
4Spanish (es)
Teorema No Free Lunch
13.8611
More...

The following table shows the most popular language versions of the article.

Most popular in all the time

The most popular language versions of the article "Teorema No Free Lunch" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
No free lunch theorem
923 150
2Spanish (es)
Teorema No Free Lunch
3 359
3Vietnamese (vi)
Định lý không có bữa trưa miễn phí
2 663
4Indonesian (id)
Teorema tidak ada makan siang gratis
614
More...

The following table shows the language versions of the article with the highest popularity in the last month.

Most popular in June 2025

The most popular language versions of the article "Teorema No Free Lunch" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
No free lunch theorem
5 309
2Spanish (es)
Teorema No Free Lunch
121
3Vietnamese (vi)
Định lý không có bữa trưa miễn phí
30
4Indonesian (id)
Teorema tidak ada makan siang gratis
11
More...

The following table shows the language versions of the article with the highest Authors’ Interest.

The highest AI

Language versions of the article "Teorema No Free Lunch" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
No free lunch theorem
57
2Spanish (es)
Teorema No Free Lunch
3
3Indonesian (id)
Teorema tidak ada makan siang gratis
3
4Vietnamese (vi)
Định lý không có bữa trưa miễn phí
3
More...

The following table shows the language versions of the article with the highest Authors’ Interest in the last month.

The highest AI in June 2025

Language versions of the article "Teorema No Free Lunch" with the highest AI in June 2025
#LanguageAI awardRelative AI
1English (en)
No free lunch theorem
2
2Spanish (es)
Teorema No Free Lunch
0
3Indonesian (id)
Teorema tidak ada makan siang gratis
0
4Vietnamese (vi)
Định lý không có bữa trưa miễn phí
0
More...

The following table shows the language versions of the article with the highest number of citations.

The highest CI

Language versions of the article "Teorema No Free Lunch" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
No free lunch theorem
26
2Indonesian (id)
Teorema tidak ada makan siang gratis
2
3Spanish (es)
Teorema No Free Lunch
1
4Vietnamese (vi)
Định lý không có bữa trưa miễn phí
1
More...

Scores

Estimated value for Wikipedia:
Spanish:
Global:
Popularity in June 2025:
Spanish:
Global:
Popularity in all years:
Spanish:
Global:
Authors in June 2025:
Spanish:
Global:
Registered authors in all years:
Spanish:
Global:
Citations:
Spanish:
Global:

Quality measures

Interwikis

#LanguageValue
enEnglish
No free lunch theorem
esSpanish
Teorema No Free Lunch
idIndonesian
Teorema tidak ada makan siang gratis
viVietnamese
Định lý không có bữa trưa miễn phí

Popularity rank trends

Best Rank Spanish:
#413332
05.2025
Global:
#214631
12.2017

AI rank trends

Best Rank Spanish:
#21981
05.2023
Global:
#232901
07.2024

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on No free lunch theorem from Wikipedia articles about Universal approximation theorem, Garbage in, garbage out, There aint no such thing as a free lunch, Inductive bias and Evolutionary algorithm. Whereas reading the article about No free lunch theorem people most often go to Wikipedia articles on No free lunch in search and optimization, There aint no such thing as a free lunch, David Wolpert, Mathematical folklore and Kolmogorov complexity.

Cumulative results of quality and popularity of the Wikipedia article

List of Wikipedia articles in different languages (starting with the most popular):

News from 16 March 2026

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In Spanish Wikipedia the most popular articles on that day were: 98.ª edición de los Premios Óscar, Una batalla tras otra, Michael B. Jordan, Marcelo Araujo, Paul Thomas Anderson, Amy Madigan, Jessie Buckley, Sean Penn, Sinners, Hamnet (película).

About WikiRank

The WikiRank project is intended for automatic relative evaluation of the articles in the various language versions of Wikipedia. At the moment the service allows to compare over 44 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2025. When calculating current popularity and AI of articles data from June 2025 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2025... More information