Fourier transform

Quality:

Fourier transform - mathematical transform that expresses a function of time as a function of frequency. Article “Fourier transform” in Simple English Wikipedia has 23.6 points for quality (as of July 1, 2026). The article contains 2 references and 3 sections.

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

Achievements in all the time:

Simple English Wikipedia:

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The 4086^th most popular in Simple English Wikipedia.

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The 6128^th most editable in Simple English Wikipedia.

Global Wikipedia:

The 4153^rd most popular in all topics.

Achievements in the last month:

Simple English Wikipedia:

sim

The 8217^th most popular in Simple English Wikipedia in the last month.

Since the creation of article “Fourier transform”, its content was written by 32 registered users of Simple English Wikipedia (6128^th place) and edited by 2434 registered Wikipedia users in all languages.

The article is cited 20 times in Simple English Wikipedia and cited 6964 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Simple English): #476 in October 2010
• Global: #2859 in May 2002

The highest popularity rank from 2008:

• Local (Simple English): #266 in October 2022
• Global: #797 in December 2015

There are 47 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) Fourier transform		81.3776
2	Estonian (et) Fourier' teisendus		63.8026
3	Portuguese (pt) Transformada de Fourier		63.0522
4	Greek (el) Μετασχηματισμός Φουριέ		49.2723
5	Romanian (ro) Transformata Fourier		46.8733
6	Turkish (tr) Fourier dönüşümü		46.7627
7	Polish (pl) Transformacja Fouriera		45.0956
8	Norwegian (Nynorsk) (nn) Fourier-transformasjon		45.0772
9	French (fr) Transformation de Fourier		42.4243
10	Chinese (zh) 傅里叶变换		42.2927

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

#	Language	Popularity award	Relative popularity
1	English (en) Fourier transform		22 007 504
2	German (de) Fourier-Transformation		3 777 347
3	Japanese (ja) フーリエ変換		3 708 828
4	Chinese (zh) 傅里叶变换		2 915 488
5	French (fr) Transformation de Fourier		2 611 557
6	Russian (ru) Преобразование Фурье		2 524 336
7	Spanish (es) Transformada de Fourier		2 405 942
8	Italian (it) Trasformata di Fourier		1 485 186
9	Polish (pl) Transformacja Fouriera		980 817
10	Portuguese (pt) Transformada de Fourier		753 729

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

#	Language	Popularity award	Relative popularity
1	English (en) Fourier transform		44 373
2	German (de) Fourier-Transformation		6 298
3	Japanese (ja) フーリエ変換		6 095
4	French (fr) Transformation de Fourier		5 960
5	Chinese (zh) 傅里叶变换		5 664
6	Russian (ru) Преобразование Фурье		5 594
7	Polish (pl) Transformacja Fouriera		2 685
8	Italian (it) Trasformata di Fourier		2 452
9	Spanish (es) Transformada de Fourier		1 567
10	Korean (ko) 푸리에 변환		1 240

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

#	Language	AI award	Relative AI
1	English (en) Fourier transform		590
2	French (fr) Transformation de Fourier		176
3	Russian (ru) Преобразование Фурье		130
4	Italian (it) Trasformata di Fourier		120
5	Spanish (es) Transformada de Fourier		119
6	Japanese (ja) フーリエ変換		118
7	German (de) Fourier-Transformation		111
8	Chinese (zh) 傅里叶变换		106
9	Hebrew (he) התמרת פורייה		97
10	Portuguese (pt) Transformada de Fourier		94

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

#	Language	AI award	Relative AI
1	French (fr) Transformation de Fourier		2
2	Arabic (ar) تحويل فورييه		1
3	English (en) Fourier transform		1
4	Spanish (es) Transformada de Fourier		1
5	Basque (eu) Fourierren transformatu		1
6	Italian (it) Trasformata di Fourier		1
7	Romanian (ro) Transformata Fourier		1
8	Ukrainian (uk) Перетворення Фур'є		1
9	Azerbaijani (az) Furye çevrilməsi		0
10	Belarusian (be) Пераўтварэнне Фур’е		0

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

On 1 July 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: 2026 FIFA World Cup, Kylian Mbappé, Erling Haaland, Democratic Republic of the Congo, FIFA World Cup, Harry Kane, Romelu Lukaku, Senegal, Michael Olise, Sadio Mané.

In Simple English Wikipedia the most popular articles on that day were: List of European countries, Black, List of sex positions, 2026 Iran war, Suresh Raina, Politics of Germany, Academy Award for Best Director, 2020, DYSS-TV, 2022.

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