デルタ波

Delta wave - high amplitude brain wave, whose frequency lies between 0.5 and 4 hertz. Article “デルタ波” in Japanese Wikipedia has 16.9 points for quality (as of July 1, 2025). The article contains 6 references and 5 sections.

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

Since the creation of article “デルタ波”, its content was written by 7 registered users of Japanese Wikipedia and edited by 223 registered Wikipedia users in all languages.

The article is cited 47 times in Japanese Wikipedia and cited 638 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Japanese): #61745 in August 2008
• Global: #60308 in December 2004

The highest popularity rank from 2008:

• Local (Japanese): #42035 in February 2017
• Global: #100356 in April 2015

There are 15 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) Delta wave		55.5575
2	Portuguese (pt) Onda delta		51.905
3	Russian (ru) Дельта-ритм		31.7812
4	Persian (fa) امواج دلتا		25.5148
5	Polish (pl) Fale delta		23.8974
6	Vietnamese (vi) Sóng delta		22.9647
7	Japanese (ja) デルタ波		16.8775
8	Korean (ko) 델타파		15.6516
9	Hungarian (hu) Delta-hullám		12.3432
10	French (fr) Rythme delta		10.5575

More...

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

The most popular language versions of the article "デルタ波" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Delta wave		1 834 877
2	Spanish (es) Ondas delta		365 998
3	Russian (ru) Дельта-ритм		195 704
4	Japanese (ja) デルタ波		182 107
5	Polish (pl) Fale delta		72 409
6	Portuguese (pt) Onda delta		41 456
7	Chinese (zh) Delta波		40 462
8	Persian (fa) امواج دلتا		25 434
9	Hungarian (hu) Delta-hullám		15 858
10	Dutch (nl) Deltagolven		12 894

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 "デルタ波" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Delta wave		2 850
2	Russian (ru) Дельта-ритм		521
3	Spanish (es) Ondas delta		270
4	Japanese (ja) デルタ波		231
5	Chinese (zh) Delta波		169
6	Korean (ko) 델타파		162
7	French (fr) Rythme delta		147
8	Polish (pl) Fale delta		131
9	Persian (fa) امواج دلتا		97
10	Portuguese (pt) Onda delta		94

More...

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

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

#	Language	AI award	Relative AI
1	English (en) Delta wave		132
2	Russian (ru) Дельта-ритм		21
3	Spanish (es) Ondas delta		12
4	French (fr) Rythme delta		7
5	Japanese (ja) デルタ波		7
6	Polish (pl) Fale delta		7
7	Persian (fa) امواج دلتا		6
8	Ukrainian (uk) Дельта-ритм		6
9	Dutch (nl) Deltagolven		5
10	Portuguese (pt) Onda delta		5

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 "デルタ波" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	Polish (pl) Fale delta		1
2	English (en) Delta wave		0
3	Spanish (es) Ondas delta		0
4	Persian (fa) امواج دلتا		0
5	French (fr) Rythme delta		0
6	Hungarian (hu) Delta-hullám		0
7	Armenian (hy) Դելտա-ռիթմ		0
8	Japanese (ja) デルタ波		0
9	Korean (ko) 델타파		0
10	Dutch (nl) Deltagolven		0

More...

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

Language versions of the article "デルタ波" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Delta wave		199
2	Persian (fa) امواج دلتا		78
3	Chinese (zh) Delta波		68
4	Ukrainian (uk) Дельта-ритм		52
5	Japanese (ja) デルタ波		47
6	Vietnamese (vi) Sóng delta		41
7	Korean (ko) 델타파		38
8	Dutch (nl) Deltagolven		37
9	Russian (ru) Дельта-ритм		26
10	Spanish (es) Ondas delta		17

More...

#	Language	Value
en	English Delta wave
es	Spanish Ondas delta
fa	Persian امواج دلتا
fr	French Rythme delta
hu	Hungarian Delta-hullám
hy	Armenian Դելտա-ռիթմ
ja	Japanese デルタ波
ko	Korean 델타파
nl	Dutch Deltagolven
pl	Polish Fale delta
pt	Portuguese Onda delta
ru	Russian Дельта-ритм
uk	Ukrainian Дельта-ритм
vi	Vietnamese Sóng delta
zh	Chinese Delta波

Best Rank

Japanese: #42035 02.2017

Global: #100356 04.2015

Best Rank

Japanese: #61745 08.2008

Global: #60308 12.2004

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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