PH (計算複雑性理論)

PH - algorithmic complexity class; the union of all complexity classes in the polynomial hierarchy; the set of languages expressible by second-order logic. Article “PH (計算複雑性理論)” in Japanese Wikipedia has 6 points for quality (as of July 1, 2025). The article contains 1 references and 2 sections.

This article has the best quality in Catalan Wikipedia. However, the most popular language version of this article is Chinese.

Since the creation of article “PH (計算複雑性理論)”, its content was written by 3 registered users of Japanese Wikipedia and edited by 35 registered Wikipedia users in all languages.

The article is cited 39 times in Japanese Wikipedia and cited 344 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Japanese): #50715 in September 2009
• Global: #223850 in July 2011

The highest popularity rank from 2008:

• Local (Japanese): #176929 in February 2008
• Global: #692870 in February 2008

There are 10 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	Catalan (ca) PH (Complexitat)		22.4139
2	Ukrainian (uk) Клас складності PH		10.5864
3	Portuguese (pt) PH (complexidade)		10.3851
4	Arabic (ar) PH(التعقيد الحسابي)		8.8627
5	French (fr) PH (complexité)		8.3854
6	Russian (ru) Класс PH		8.1881
7	Japanese (ja) PH (計算複雑性理論)		6.0241
8	Chinese (zh) PH (複雜度)		5.786
9	Korean (ko) PH (복잡도)		1.3636
10	Spanish (es) PH (clase de complejidad)		0.1326

More...

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

The most popular language versions of the article "PH (計算複雑性理論)" in all the time

#	Language	Popularity award	Relative popularity
1	Russian (ru) Класс PH		21 714
2	Japanese (ja) PH (計算複雑性理論)		18 204
3	Spanish (es) PH (clase de complejidad)		12 232
4	Korean (ko) PH (복잡도)		10 154
5	Chinese (zh) PH (複雜度)		6 439
6	Arabic (ar) PH(التعقيد الحسابي)		2 522
7	Portuguese (pt) PH (complexidade)		846
8	French (fr) PH (complexité)		339
9	Ukrainian (uk) Клас складності PH		192
10	Catalan (ca) PH (Complexitat)		173

More...

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 "PH (計算複雑性理論)" in June 2025

#	Language	Popularity award	Relative popularity
1	Chinese (zh) PH (複雜度)		52
2	Japanese (ja) PH (計算複雑性理論)		49
3	Russian (ru) Класс PH		32
4	Korean (ko) PH (복잡도)		16
5	Portuguese (pt) PH (complexidade)		16
6	French (fr) PH (complexité)		13
7	Arabic (ar) PH(التعقيد الحسابي)		5
8	Catalan (ca) PH (Complexitat)		4
9	Spanish (es) PH (clase de complejidad)		4
10	Ukrainian (uk) Клас складності PH		4

More...

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

Language versions of the article "PH (計算複雑性理論)" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	Russian (ru) Класс PH		8
2	Arabic (ar) PH(التعقيد الحسابي)		6
3	Spanish (es) PH (clase de complejidad)		5
4	Korean (ko) PH (복잡도)		4
5	Japanese (ja) PH (計算複雑性理論)		3
6	Chinese (zh) PH (複雜度)		3
7	Portuguese (pt) PH (complexidade)		2
8	Ukrainian (uk) Клас складності PH		2
9	Catalan (ca) PH (Complexitat)		1
10	French (fr) PH (complexité)		1

More...

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

Language versions of the article "PH (計算複雑性理論)" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	Arabic (ar) PH(التعقيد الحسابي)		0
2	Catalan (ca) PH (Complexitat)		0
3	Spanish (es) PH (clase de complejidad)		0
4	French (fr) PH (complexité)		0
5	Japanese (ja) PH (計算複雑性理論)		0
6	Korean (ko) PH (복잡도)		0
7	Portuguese (pt) PH (complexidade)		0
8	Russian (ru) Класс PH		0
9	Ukrainian (uk) Клас складності PH		0
10	Chinese (zh) PH (複雜度)		0

More...

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

Language versions of the article "PH (計算複雑性理論)" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	Catalan (ca) PH (Complexitat)		61
2	French (fr) PH (complexité)		52
3	Chinese (zh) PH (複雜度)		51
4	Portuguese (pt) PH (complexidade)		42
5	Japanese (ja) PH (計算複雑性理論)		39
6	Korean (ko) PH (복잡도)		32
7	Arabic (ar) PH(التعقيد الحسابي)		25
8	Russian (ru) Класс PH		22
9	Ukrainian (uk) Клас складності PH		17
10	Spanish (es) PH (clase de complejidad)		3

More...

#	Language	Value
ar	Arabic PH(التعقيد الحسابي)
ca	Catalan PH (Complexitat)
es	Spanish PH (clase de complejidad)
fr	French PH (complexité)
ja	Japanese PH (計算複雑性理論)
ko	Korean PH (복잡도)
pt	Portuguese PH (complexidade)
ru	Russian Класс PH
uk	Ukrainian Клас складності PH
zh	Chinese PH (複雜度)

Best Rank

Japanese: #176929 02.2008

Global: #692870 02.2008

Best Rank

Japanese: #50715 09.2009

Global: #223850 07.2011

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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