Hadamardmatrix

Hadamard matrix - real square matrix whose all columns (rows) are mutually orthogonal and which only 1 or −1 as entries. Article “Hadamardmatrix” in Dutch Wikipedia has 12.2 points for quality (as of July 1, 2025). The article contains 2 references and 2 sections.

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

Since the creation of article “Hadamardmatrix”, its content was written by 16 registered users of Dutch Wikipedia and edited by 354 registered Wikipedia users in all languages.

The article is cited 4 times in Dutch Wikipedia and cited 612 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Dutch): #24110 in November 2010
• Global: #34363 in March 2004

The highest popularity rank from 2008:

• Local (Dutch): #225373 in January 2008
• Global: #145858 in June 2008

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) Hadamard matrix		43.8257
2	Czech (cs) Hadamardova matice		33.238
3	Catalan (ca) Matriu d'Hadamard		30.0468
4	Hebrew (he) מטריצת אדמר		29.8962
5	Chinese (zh) 阿达马矩阵		24.1996
6	Korean (ko) 아다마르 행렬		21.6488
7	French (fr) Matrice de Hadamard		20.9835
8	Arabic (ar) حدسية هادامارد		19.6877
9	Italian (it) Matrice di Hadamard		15.2145
10	Dutch (nl) Hadamardmatrix		12.1591

More...

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

The most popular language versions of the article "Hadamardmatrix" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Hadamard matrix		812 751
2	French (fr) Matrice de Hadamard		107 555
3	Russian (ru) Матрица Адамара		92 409
4	Japanese (ja) アダマール行列		91 306
5	German (de) Hadamard-Matrix		70 906
6	Chinese (zh) 阿达马矩阵		54 686
7	Italian (it) Matrice di Hadamard		29 716
8	Polish (pl) Macierz Hadamarda		27 765
9	Persian (fa) ماتریس هادامارد		27 076
10	Korean (ko) 아다마르 행렬		14 352

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 "Hadamardmatrix" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Hadamard matrix		4 771
2	Japanese (ja) アダマール行列		474
3	Chinese (zh) 阿达马矩阵		433
4	Russian (ru) Матрица Адамара		358
5	French (fr) Matrice de Hadamard		321
6	German (de) Hadamard-Matrix		234
7	Korean (ko) 아다마르 행렬		187
8	Italian (it) Matrice di Hadamard		104
9	Polish (pl) Macierz Hadamarda		95
10	Persian (fa) ماتریس هادامارد		49

More...

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

Language versions of the article "Hadamardmatrix" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) Hadamard matrix		118
2	French (fr) Matrice de Hadamard		38
3	German (de) Hadamard-Matrix		27
4	Russian (ru) Матрица Адамара		24
5	Italian (it) Matrice di Hadamard		23
6	Japanese (ja) アダマール行列		16
7	Dutch (nl) Hadamardmatrix		16
8	Chinese (zh) 阿达马矩阵		15
9	Polish (pl) Macierz Hadamarda		14
10	Finnish (fi) Hadamardin matriisi		12

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 "Hadamardmatrix" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	Arabic (ar) حدسية هادامارد		0
2	Belarusian (be) Матрыца Адамара		0
3	Catalan (ca) Matriu d'Hadamard		0
4	Czech (cs) Hadamardova matice		0
5	German (de) Hadamard-Matrix		0
6	English (en) Hadamard matrix		0
7	Persian (fa) ماتریس هادامارد		0
8	Finnish (fi) Hadamardin matriisi		0
9	French (fr) Matrice de Hadamard		0
10	Hebrew (he) מטריצת אדמר		0

More...

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

Language versions of the article "Hadamardmatrix" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Hadamard matrix		211
2	Slovenian (sl) Hadamardova matrika		115
3	French (fr) Matrice de Hadamard		91
4	Persian (fa) ماتریس هادامارد		49
5	Korean (ko) 아다마르 행렬		22
6	Chinese (zh) 阿达马矩阵		21
7	Russian (ru) Матрица Адамара		19
8	Ukrainian (uk) Матриця Адамара		17
9	German (de) Hadamard-Matrix		13
10	Japanese (ja) アダマール行列		10

More...

#	Language	Value
ar	Arabic حدسية هادامارد
be	Belarusian Матрыца Адамара
ca	Catalan Matriu d'Hadamard
cs	Czech Hadamardova matice
de	German Hadamard-Matrix
en	English Hadamard matrix
fa	Persian ماتریس هادامارد
fi	Finnish Hadamardin matriisi
fr	French Matrice de Hadamard
he	Hebrew מטריצת אדמר
it	Italian Matrice di Hadamard
ja	Japanese アダマール行列
ko	Korean 아다마르 행렬
nl	Dutch Hadamardmatrix
pl	Polish Macierz Hadamarda
ru	Russian Матрица Адамара
sl	Slovenian Hadamardova matrika
sv	Swedish Hadamardmatris
uk	Ukrainian Матриця Адамара
zh	Chinese 阿达马矩阵

Best Rank

Dutch: #225373 01.2008

Global: #145858 06.2008

Best Rank

Dutch: #24110 11.2010

Global: #34363 03.2004

On 21 February 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: Jeffrey Epstein, Alysa Liu, Eric Dane, 2026 Winter Olympics, Rebecca Gayheart, Johannes Høsflot Klæbo, Wuthering Heights, amyotrophic lateral sclerosis, Andrew Mountbatten-Windsor, John F. Kennedy Jr..

In Dutch Wikipedia the most popular articles on that day were: Massastart (schaatsen), Jorrit Bergsma (schaatser), Marijke Groenewoud, Medaillespiegel van de Olympische Winterspelen 2026, Heather Richardson, Eric Dane, Antoinette Rijpma-de Jong, Irene Schouten, Bente Kerkhoff, Jillert Anema.

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