Curve fitting

Curve fitting - process of constructing a curve, or mathematical function, that has the best fit to a series of data points. Article “Curve fitting” in Italian Wikipedia has 16.1 points for quality (as of July 1, 2026). The article contains 2 references and 12 sections.

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

Since the creation of article “Curve fitting”, its content was written by 29 registered users of Italian Wikipedia and edited by 509 registered Wikipedia users in all languages.

The article is cited 12 times in Italian Wikipedia and cited 974 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Italian): #12293 in May 2010
• Global: #9878 in April 2004

The highest popularity rank from 2008:

• Local (Italian): #68365 in March 2020
• Global: #42256 in February 2015

There are 24 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, 2026 (including revision history and pageviews for previous years).

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

#	Language	Quality grade	Quality score
1	English (en) Curve fitting		60.9633
2	Ukrainian (uk) Допасовування кривої		47.2412
3	Chinese (zh) 曲線擬合		47.0277
4	Korean (ko) 곡선 맞춤		45.7182
5	Romanian (ro) Aproximarea unei curbe		44.3834
6	Estonian (et) Andmepunktide lähendamine		38.6011
7	Russian (ru) Приближение с помощью кривых		35.3334
8	Simple English (simple) Curve fitting		30.4227
9	German (de) Ausgleichungsrechnung		28.79
10	Turkish (tr) Eğri uydurma		25.8068

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

The most popular language versions of the article "Curve fitting" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Curve fitting		3 452 343
2	German (de) Ausgleichungsrechnung		765 655
3	Japanese (ja) 曲線あてはめ		555 258
4	Spanish (es) Ajuste de curvas		376 154
5	Chinese (zh) 曲線擬合		268 561
6	French (fr) Ajustement de courbe		142 745
7	Italian (it) Curve fitting		108 437
8	Portuguese (pt) Ajuste de curvas		73 940
9	Persian (fa) برازش منحنی		46 388
10	Polish (pl) Aproksymacja punktowa		41 500

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

The most popular language versions of the article "Curve fitting" in June 2026

#	Language	Popularity award	Relative popularity
1	English (en) Curve fitting		3 325
2	German (de) Ausgleichungsrechnung		786
3	Chinese (zh) 曲線擬合		487
4	Japanese (ja) 曲線あてはめ		385
5	French (fr) Ajustement de courbe		222
6	Spanish (es) Ajuste de curvas		126
7	Russian (ru) Приближение с помощью кривых		74
8	Portuguese (pt) Ajuste de curvas		67
9	Italian (it) Curve fitting		50
10	Persian (fa) برازش منحنی		28

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

Language versions of the article "Curve fitting" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) Curve fitting		154
2	German (de) Ausgleichungsrechnung		124
3	French (fr) Ajustement de courbe		34
4	Italian (it) Curve fitting		29
5	Chinese (zh) 曲線擬合		27
6	Hungarian (hu) Görbeillesztés (matematika)		20
7	Japanese (ja) 曲線あてはめ		19
8	Portuguese (pt) Ajuste de curvas		14
9	Hindi (hi) वक्र आसंजन		13
10	Persian (fa) برازش منحنی		10

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

Language versions of the article "Curve fitting" with the highest AI in June 2026

#	Language	AI award	Relative AI
1	Ukrainian (uk) Допасовування кривої		1
2	Arabic (ar) توفيق المنحنيات		0
3	Catalan (ca) Ajust de corba		0
4	German (de) Ausgleichungsrechnung		0
5	English (en) Curve fitting		0
6	Spanish (es) Ajuste de curvas		0
7	Estonian (et) Andmepunktide lähendamine		0
8	Basque (eu) Lerro doikuntza		0
9	Persian (fa) برازش منحنی		0
10	French (fr) Ajustement de courbe		0

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

Language versions of the article "Curve fitting" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Curve fitting		360
2	German (de) Ausgleichungsrechnung		213
3	Japanese (ja) 曲線あてはめ		64
4	Chinese (zh) 曲線擬合		59
5	French (fr) Ajustement de courbe		47
6	Spanish (es) Ajuste de curvas		37
7	Persian (fa) برازش منحنی		26
8	Portuguese (pt) Ajuste de curvas		22
9	Russian (ru) Приближение с помощью кривых		22
10	Catalan (ca) Ajust de corba		17

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#	Language	Value
ar	Arabic توفيق المنحنيات
ca	Catalan Ajust de corba
de	German Ausgleichungsrechnung
en	English Curve fitting
es	Spanish Ajuste de curvas
et	Estonian Andmepunktide lähendamine
eu	Basque Lerro doikuntza
fa	Persian برازش منحنی
fr	French Ajustement de courbe
hi	Hindi वक्र आसंजन
hu	Hungarian Görbeillesztés (matematika)
it	Italian Curve fitting
ja	Japanese 曲線あてはめ
ko	Korean 곡선 맞춤
nn	Norwegian (Nynorsk) Kurvetilpassing
no	Norwegian Kurvetilpasning
pl	Polish Aproksymacja punktowa
pt	Portuguese Ajuste de curvas
ro	Romanian Aproximarea unei curbe
ru	Russian Приближение с помощью кривых
simple	Simple English Curve fitting
tr	Turkish Eğri uydurma
uk	Ukrainian Допасовування кривої
zh	Chinese 曲線擬合

Best Rank

Italian: #68365 03.2020

Global: #42256 02.2015

Best Rank

Italian: #12293 05.2010

Global: #9878 04.2004

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In Italian Wikipedia the most popular articles on that day were: Fraternità sacerdotale San Pio X, Jeff Ekhator, Alessandro Bastoni, Marcel Lefebvre, Campionato mondiale di calcio 2026, Marcatori del campionato mondiale di calcio, Campionato mondiale di calcio, Kylian Mbappé, Michael Olise, Sadio Mané.

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 50 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2026. When calculating current popularity and AI of articles data from June 2026 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2026... More information