Fuzzy logic

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Fuzzy logic

Quality:

Fuzzy logic - system for reasoning about vagueness. Article “Fuzzy logic” in Simple English Wikipedia has 9.4 points for quality (as of July 1, 2026). The article also contains templates indicating quality issues, therefore its score was reduced by 0.5 points.

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:
The 9965th most popular in Simple English Wikipedia.

Since the creation of article “Fuzzy logic”, its content was written by 17 registered users of Simple English Wikipedia and edited by 2050 registered Wikipedia users in all languages.

The article is cited 14 times in Simple English Wikipedia and cited 3673 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (Simple English): #526 in December 2006
  • Global: #782 in January 2003

The highest popularity rank from 2008:

  • Local (Simple English): #607 in June 2014
  • Global: #11165 in April 2008

There are 41 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.

Languages with the highest quality

#LanguageQuality gradeQuality score
1English (en)
Fuzzy logic
57.0743
2Indonesian (id)
Logika kabur
50.4531
3French (fr)
Logique floue
44.7704
4Hindi (hi)
अस्पष्ट तर्क
44.0602
5Czech (cs)
Fuzzy logika
39.4164
6German (de)
Fuzzylogik
35.2149
7Portuguese (pt)
Lógica difusa
31.138
8Tamil (ta)
தெளிவில்லாத் தர்க்கம்
26.7025
9Turkish (tr)
Bulanık mantık
25.8761
10Azerbaijani (az)
Qeyri-səlis məntiq
24.9789
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 "Fuzzy logic" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
Fuzzy logic
6 922 102
2Spanish (es)
Lógica difusa
1 357 077
3German (de)
Fuzzylogik
1 182 303
4Russian (ru)
Нечёткая логика
800 638
5Persian (fa)
منطق فازی
614 675
6Italian (it)
Logica fuzzy
567 501
7French (fr)
Logique floue
508 437
8Portuguese (pt)
Lógica difusa
500 859
9Polish (pl)
Logika rozmyta
392 062
10Japanese (ja)
ファジィ論理
366 864
More...

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

Most popular in June 2026

The most popular language versions of the article "Fuzzy logic" in June 2026
#LanguagePopularity awardRelative popularity
1English (en)
Fuzzy logic
8 426
2German (de)
Fuzzylogik
1 262
3Russian (ru)
Нечёткая логика
1 107
4Japanese (ja)
ファジィ論理
768
5Spanish (es)
Lógica difusa
727
6French (fr)
Logique floue
683
7Persian (fa)
منطق فازی
651
8Italian (it)
Logica fuzzy
608
9Polish (pl)
Logika rozmyta
581
10Chinese (zh)
模糊逻辑
415
More...

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

The highest AI

Language versions of the article "Fuzzy logic" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
Fuzzy logic
577
2German (de)
Fuzzylogik
213
3Italian (it)
Logica fuzzy
143
4French (fr)
Logique floue
127
5Russian (ru)
Нечёткая логика
108
6Spanish (es)
Lógica difusa
102
7Dutch (nl)
Fuzzy logic
56
8Persian (fa)
منطق فازی
55
9Portuguese (pt)
Lógica difusa
54
10Turkish (tr)
Bulanık mantık
43
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 2026

Language versions of the article "Fuzzy logic" with the highest AI in June 2026
#LanguageAI awardRelative AI
1Arabic (ar)
منطق ضبابي
1
2Azerbaijani (az)
Qeyri-səlis məntiq
1
3Catalan (ca)
Lògica difusa
1
4German (de)
Fuzzylogik
1
5English (en)
Fuzzy logic
1
6Italian (it)
Logica fuzzy
1
7Polish (pl)
Logika rozmyta
1
8Thai (th)
ตรรกศาสตร์คลุมเครือ
1
9Ukrainian (uk)
Нечітка логіка
1
10Chinese (zh)
模糊逻辑
1
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 "Fuzzy logic" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
Fuzzy logic
605
2Persian (fa)
منطق فازی
400
3Russian (ru)
Нечёткая логика
295
4Ukrainian (uk)
Нечітка логіка
253
5French (fr)
Logique floue
224
6Japanese (ja)
ファジィ論理
213
7Portuguese (pt)
Lógica difusa
206
8Chinese (zh)
模糊逻辑
192
9Arabic (ar)
منطق ضبابي
183
10Vietnamese (vi)
Logic mờ
138
More...

Scores

Estimated value for Wikipedia:
Simple English:
Global:
Popularity in June 2026:
Simple English:
Global:
Popularity in all years:
Simple English:
Global:
Authors in June 2026:
Simple English:
Global:
Registered authors in all years:
Simple English:
Global:
Citations:
Simple English:
Global:

Quality measures

Interwikis

#LanguageValue
arArabic
منطق ضبابي
azAzerbaijani
Qeyri-səlis məntiq
bgBulgarian
Размита логика
caCatalan
Lògica difusa
csCzech
Fuzzy logika
deGerman
Fuzzylogik
enEnglish
Fuzzy logic
eoEsperanto
Neakra logiko
esSpanish
Lógica difusa
etEstonian
Hägusloogika
euBasque
Logika lauso
faPersian
منطق فازی
fiFinnish
Sumea logiikka
frFrench
Logique floue
heHebrew
לוגיקה עמומה
hiHindi
अस्पष्ट तर्क
huHungarian
Elmosódott halmazok logikája
hyArmenian
Ոչ հստակ տրամաբանություն
idIndonesian
Logika kabur
itItalian
Logica fuzzy
jaJapanese
ファジィ論理
koKorean
퍼지 논리
msMalay
Logik kabur
nlDutch
Fuzzy logic
nnNorwegian (Nynorsk)
Fuzzy-logikk
noNorwegian
Fuzzylogikk
plPolish
Logika rozmyta
ptPortuguese
Lógica difusa
roRomanian
Logică fuzzy
ruRussian
Нечёткая логика
simpleSimple English
Fuzzy logic
skSlovak
Fuzzy logika
slSlovenian
Mehka logika
srSerbian
Расплинута логика
svSwedish
Suddig logik
taTamil
தெளிவில்லாத் தர்க்கம்
thThai
ตรรกศาสตร์คลุมเครือ
trTurkish
Bulanık mantık
ukUkrainian
Нечітка логіка
viVietnamese
Logic mờ
zhChinese
模糊逻辑

Popularity rank trends

Best Rank Simple English:
#607
06.2014
Global:
#11165
04.2008

AI rank trends

Best Rank Simple English:
#526
12.2006
Global:
#782
01.2003

Local popularity rank history

Local AI rank history

Global AI rank history

Languages comparison

Important global interconnections (July 2025 – June 2026)

Wikipedia readers most often find their way to information on Fuzzy logic from Wikipedia articles about Lotfi A. Zadeh, Sorites paradox, Liar paradox, Many-valued logic and Fuzzy control system. Whereas reading the article about Fuzzy logic people most often go to Wikipedia articles on Lotfi A. Zadeh, Fuzzy set, Many-valued logic, Ebrahim Mamdani and Boolean algebra.

Cumulative results of quality and popularity of the Wikipedia article

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

simple: Fuzzy logic

News from 1 July 2026

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.

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 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