Disjoint-set data structure

Disjoint-set data structure - data structure that keeps track of a set of elements partitioned into a number of disjoint (nonoverlapping) subsets. Article "Disjoint-set data structure" in English Wikipedia has 61.5 points for quality (as of July 1, 2025). The article contains 33 references and 16 sections.

In this language version of Wikipedia the article has the best quality. Also, this article is the most popular in that language version.

In June 2025 the article "Disjoint-set data structure" was edited by 1 authors in English Wikipedia and written by 1 authors in all languages.

Since the creation of article "Disjoint-set data structure", its content was written by 181 registered users of English Wikipedia and edited by 459 registered Wikipedia users in all languages.

The article is cited 147 times in English Wikipedia and cited 639 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #13739 in February 2017
• Global: #35620 in November 2012

The highest popularity rank from 2008:

• Local (English): #48327 in April 2015
• Global: #76718 in April 2015

There are 20 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.

#	Language	Quality grade	Quality score
1	English (en) Disjoint-set data structure		61.5108
2	Ukrainian (uk) Система неперетинних множин		27.9107
3	Chinese (zh) 并查集		26.9574
4	Hebrew (he) איחוד קבוצות זרות		24.347
5	German (de) Union-Find-Struktur		23.5194
6	Portuguese (pt) União-busca		23.0131
7	Bulgarian (bg) Структура от данни за непресичащи се множества		22.4824
8	Korean (ko) 서로소 집합 자료 구조		22.1548
9	French (fr) Union-find		22.1347
10	Greek (el) Δομή ξένων συνόλων (πληροφορική)		19.486

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

The most popular language versions of the article "Disjoint-set data structure" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Disjoint-set data structure		2 651 495
2	Chinese (zh) 并查集		260 111
3	German (de) Union-Find-Struktur		120 131
4	Russian (ru) Система непересекающихся множеств		110 833
5	French (fr) Union-find		83 742
6	Japanese (ja) 素集合データ構造		64 400
7	Polish (pl) Struktura zbiorów rozłącznych		58 806
8	Hebrew (he) איחוד קבוצות זרות		32 696
9	Spanish (es) Estructura de datos para conjuntos disjuntos		32 628
10	Korean (ko) 서로소 집합 자료 구조		20 357

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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 "Disjoint-set data structure" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Disjoint-set data structure		8 273
2	Chinese (zh) 并查集		632
3	Russian (ru) Система непересекающихся множеств		361
4	German (de) Union-Find-Struktur		341
5	French (fr) Union-find		333
6	Japanese (ja) 素集合データ構造		228
7	Polish (pl) Struktura zbiorów rozłącznych		153
8	Spanish (es) Estructura de datos para conjuntos disjuntos		137
9	Hebrew (he) איחוד קבוצות זרות		128
10	Korean (ko) 서로소 집합 자료 구조		52

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

Language versions of the article "Disjoint-set data structure" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) Disjoint-set data structure		181
2	German (de) Union-Find-Struktur		45
3	French (fr) Union-find		43
4	Italian (it) Mfset		24
5	Chinese (zh) 并查集		24
6	Polish (pl) Struktura zbiorów rozłącznych		22
7	Russian (ru) Система непересекающихся множеств		20
8	Hebrew (he) איחוד קבוצות זרות		13
9	Persian (fa) مجموعه‌های مجزا (ساختمان داده)		12
10	Spanish (es) Estructura de datos para conjuntos disjuntos		11

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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 "Disjoint-set data structure" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	English (en) Disjoint-set data structure		1
2	Arabic (ar) هيكلة بيانات المجموعات المنفصلة		0
3	Bulgarian (bg) Структура от данни за непресичащи се множества		0
4	German (de) Union-Find-Struktur		0
5	Greek (el) Δομή ξένων συνόλων (πληροφορική)		0
6	Spanish (es) Estructura de datos para conjuntos disjuntos		0
7	Persian (fa) مجموعه‌های مجزا (ساختمان داده)		0
8	French (fr) Union-find		0
9	Hebrew (he) איחוד קבוצות זרות		0
10	Italian (it) Mfset		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 "Disjoint-set data structure" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Disjoint-set data structure		147
2	Japanese (ja) 素集合データ構造		70
3	Chinese (zh) 并查集		55
4	French (fr) Union-find		50
5	Hebrew (he) איחוד קבוצות זרות		43
6	Persian (fa) مجموعه‌های مجزا (ساختمان داده)		42
7	Italian (it) Mfset		42
8	Portuguese (pt) União-busca		39
9	Russian (ru) Система непересекающихся множеств		39
10	Ukrainian (uk) Система неперетинних множин		37

More...

#	Language	Value
ar	Arabic هيكلة بيانات المجموعات المنفصلة
bg	Bulgarian Структура от данни за непресичащи се множества
de	German Union-Find-Struktur
el	Greek Δομή ξένων συνόλων (πληροφορική)
en	English Disjoint-set data structure
es	Spanish Estructura de datos para conjuntos disjuntos
fa	Persian مجموعه‌های مجزا (ساختمان داده)
fr	French Union-find
he	Hebrew איחוד קבוצות זרות
it	Italian Mfset
ja	Japanese 素集合データ構造
ko	Korean 서로소 집합 자료 구조
pl	Polish Struktura zbiorów rozłącznych
pt	Portuguese União-busca
ru	Russian Система непересекающихся множеств
sr	Serbian Дисјунктни-сет (структура података)
th	Thai โครงสร้างข้อมูลเซตไม่มีส่วนร่วม
uk	Ukrainian Система неперетинних множин
vi	Vietnamese Cấu trúc dữ liệu cho các tập hợp không giao nhau
zh	Chinese 并查集

Best Rank

English: #48327 04.2015

Global: #76718 04.2015

Best Rank

English: #13739 02.2017

Global: #35620 11.2012

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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