Power spectrum

Quality:

Spectral density - relative importance of certain frequencies in a composite signal. Article “Power spectrum” in Simple English Wikipedia has 0.5 points for quality (as of July 1, 2025).

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

Since the creation of article “Power spectrum”, its content was written by 9 registered users of Simple English Wikipedia and edited by 551 registered Wikipedia users in all languages.

The article is cited 1 times in Simple English Wikipedia and cited 1486 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Simple English): #879 in August 2014
• Global: #64 in June 2003

The highest popularity rank from 2008:

• Local (Simple English): #1258 in May 2013
• Global: #18116 in April 2015

There are 19 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) Spectral density		52.4367
2	Chinese (zh) 谱密度		40.8728
3	Persian (fa) چگالی طیفی		36.5026
4	Turkish (tr) Spektral yoğunluk		32.9989
5	Vietnamese (vi) Mật độ phổ năng lượng		31.1662
6	Catalan (ca) Densitat espectral		24.4713
7	Japanese (ja) スペクトル密度		20.4449
8	German (de) Spektrale Leistungsdichte		16.8128
9	Polish (pl) Widmowa gęstość mocy		16.5639
10	Portuguese (pt) Densidade espectral		15.3991

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

#	Language	Popularity award	Relative popularity
1	English (en) Spectral density		7 816 397
2	Japanese (ja) スペクトル密度		732 659
3	German (de) Spektrale Leistungsdichte		674 195
4	French (fr) Densité spectrale de puissance		507 406
5	Chinese (zh) 谱密度		399 458
6	Spanish (es) Densidad espectral		372 545
7	Russian (ru) Спектральная плотность мощности		331 145
8	Polish (pl) Widmowa gęstość mocy		124 089
9	Italian (it) Spettro di potenza		98 788
10	Portuguese (pt) Densidade espectral		77 123

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) Spectral density		17 380
2	French (fr) Densité spectrale de puissance		1 290
3	German (de) Spektrale Leistungsdichte		1 052
4	Japanese (ja) スペクトル密度		974
5	Russian (ru) Спектральная плотность мощности		894
6	Chinese (zh) 谱密度		889
7	Spanish (es) Densidad espectral		330
8	Simple English (simple) Power spectrum		282
9	Polish (pl) Widmowa gęstość mocy		193
10	Italian (it) Spettro di potenza		158

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

#	Language	AI award	Relative AI
1	English (en) Spectral density		254
2	German (de) Spektrale Leistungsdichte		78
3	French (fr) Densité spectrale de puissance		52
4	Russian (ru) Спектральная плотность мощности		22
5	Chinese (zh) 谱密度		19
6	Spanish (es) Densidad espectral		17
7	Japanese (ja) スペクトル密度		17
8	Turkish (tr) Spektral yoğunluk		12
9	Polish (pl) Widmowa gęstość mocy		11
10	Vietnamese (vi) Mật độ phổ năng lượng		10

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	Catalan (ca) Densitat espectral		0
2	German (de) Spektrale Leistungsdichte		0
3	English (en) Spectral density		0
4	Esperanto (eo) Spektra povuma distribuo		0
5	Spanish (es) Densidad espectral		0
6	Estonian (et) Spektraaltihedus		0
7	Persian (fa) چگالی طیفی		0
8	French (fr) Densité spectrale de puissance		0
9	Italian (it) Spettro di potenza		0
10	Japanese (ja) スペクトル密度		0

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

On 10 February 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: Jeffrey Epstein, Ghislaine Maxwell, Ilia Malinin, Bad Bunny, 2026 Winter Olympics, Epstein files, Jutta Leerdam, Jake Paul, Puerto Rico, Little Saint James.

In Simple English Wikipedia the most popular articles on that day were: List of European countries, Black, Jeffrey Epstein, XXXTentacion, Megan Skiendiel, Jessica Alba, Golden Edge, Manon Bannerman, Ghislaine Maxwell, Blake Carrett.

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