Entropy (information theory)

Quality:

Information entropy - expected value of the amount of information delivered by a message. Article “Entropy (information theory)” in English Wikipedia has 60.4 points for quality (as of July 1, 2025). The article contains 54 references and 32 sections. The article also contains templates indicating quality issues, therefore its score was reduced by 3.18 points.

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

In June 2025 the article “Entropy (information theory)” was edited by 3 authors in English Wikipedia and written by 13 authors in all languages.

Since the creation of article “Entropy (information theory)”, its content was written by 531 registered users of English Wikipedia and edited by 1613 registered Wikipedia users in all languages.

The article is cited 687 times in English Wikipedia and cited 3123 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #195 in July 2001
• Global: #221 in July 2001

The highest popularity rank from 2008:

• Local (English): #7162 in April 2015
• Global: #9322 in April 2015

There are 37 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) Entropy (information theory)		60.4177
2	Russian (ru) Информационная энтропия		47.7522
3	Czech (cs) Informační entropie		47.0913
4	Ukrainian (uk) Інформаційна ентропія		42.4547
5	Arabic (ar) اعتلاج (نظرية المعلومات)		40.5031
6	Chinese (zh) 熵 (信息论)		35.6996
7	German (de) Entropie (Informationstheorie)		32.8219
8	Catalan (ca) Entropia de Shannon		32.7066
9	Spanish (es) Entropía (información)		29.4202
10	Galician (gl) Entropía da información		28.2525

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

#	Language	Popularity award	Relative popularity
1	English (en) Entropy (information theory)		10 128 863
2	Spanish (es) Entropía (información)		1 912 469
3	Russian (ru) Информационная энтропия		1 384 766
4	German (de) Entropie (Informationstheorie)		1 272 196
5	Japanese (ja) 情報量		934 651
6	Chinese (zh) 熵 (信息论)		862 567
7	French (fr) Entropie de Shannon		687 405
8	Polish (pl) Entropia (teoria informacji)		576 324
9	Italian (it) Entropia (teoria dell'informazione)		434 300
10	Portuguese (pt) Entropia da informação		225 237

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) Entropy (information theory)		46 305
2	Chinese (zh) 熵 (信息论)		3 943
3	Russian (ru) Информационная энтропия		3 235
4	Japanese (ja) 情報量		2 774
5	French (fr) Entropie de Shannon		2 555
6	German (de) Entropie (Informationstheorie)		2 484
7	Spanish (es) Entropía (información)		1 531
8	Polish (pl) Entropia (teoria informacji)		1 177
9	Italian (it) Entropia (teoria dell'informazione)		1 103
10	Korean (ko) 정보 엔트로피		951

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

#	Language	AI award	Relative AI
1	English (en) Entropy (information theory)		531
2	German (de) Entropie (Informationstheorie)		157
3	French (fr) Entropie de Shannon		118
4	Italian (it) Entropia (teoria dell'informazione)		111
5	Spanish (es) Entropía (información)		80
6	Russian (ru) Информационная энтропия		79
7	Chinese (zh) 熵 (信息论)		60
8	Polish (pl) Entropia (teoria informacji)		50
9	Japanese (ja) 情報量		41
10	Dutch (nl) Entropie (informatietheorie)		40

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	English (en) Entropy (information theory)		3
2	Czech (cs) Informační entropie		2
3	Hebrew (he) אנטרופיה (סטטיסטיקה)		2
4	Russian (ru) Информационная энтропия		2
5	Serbian (sr) Ентропија (теорија информација)		2
6	French (fr) Entropie de Shannon		1
7	Chinese (zh) 熵 (信息论)		1
8	Arabic (ar) اعتلاج (نظرية المعلومات)		0
9	Bulgarian (bg) Ентропия на Шанън		0
10	Catalan (ca) Entropia de Shannon		0

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

On 12 August 2025 in multilingual Wikipedia, Internet users most often read articles on the following topics: Cristiano Ronaldo, Wednesday, Georgina Rodríguez, ChatGPT, Weapons, Jenna Ortega, deaths in 2025, Taylor Swift, Miguel Uribe Turbay, 2025–26 UEFA Champions League.

In English Wikipedia the most popular articles on that day were: Weapons (2025 film), Danielle Spencer (American actress), Cristiano Ronaldo, Deaths in 2025, Taylor Swift, Wednesday (TV series), Superman (2025 film), Georgina Rodríguez, Coolie (2025 film), The Fantastic Four: First Steps.

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