Synchronous Digital Hierarchy

Synchronous Digital Hierarchy - standardized protocol that transfers multiple digital bit streams synchronously over optical fiber. Article "Synchronous Digital Hierarchy" in Italian Wikipedia has 39.6 points for quality (as of August 1, 2024). The article contains 13 references and 22 sections.

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

Since the creation of article "Synchronous Digital Hierarchy", its content was written by 46 registered users of Italian Wikipedia and edited by 505 registered Wikipedia users in all languages.

The article is cited 49 times in Italian Wikipedia and cited 739 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Italian): #1663 in January 2011
• Global: #10317 in August 2005

The highest popularity rank from 2008:

• Local (Italian): #15216 in September 2014
• Global: #54384 in June 2009

There are 18 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 August 1, 2024 (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	German (de) Synchrone Digitale Hierarchie		42.1908
2	Spanish (es) Jerarquía digital síncrona		41.2601
3	Italian (it) Synchronous Digital Hierarchy		39.57
4	Russian (ru) Синхронная цифровая иерархия		20.6706
5	Dutch (nl) Synchrone digitale hiërarchie		15.9144
6	Romanian (ro) Ierarhie digitală sincronă		15.5753
7	Finnish (fi) Synchronous Digital Hierarchy		10.4797
8	Arabic (ar) تشبيك ضوئي متزامن		9.5942
9	Ukrainian (uk) Синхронна цифрова ієрархія		9.5607
10	Norwegian (no) Synchronous Digital Hierarchy		9.1273

More...

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

The most popular language versions of the article "Synchronous Digital Hierarchy" in all the time

#	Language	Popularity award	Relative popularity
1	Russian (ru) Синхронная цифровая иерархия		1 007 992
2	Spanish (es) Jerarquía digital síncrona		766 598
3	German (de) Synchrone Digitale Hierarchie		501 436
4	French (fr) Hiérarchie numérique synchrone		266 994
5	Italian (it) Synchronous Digital Hierarchy		190 254
6	Japanese (ja) Synchronous Digital Hierarchy		141 890
7	Polish (pl) Synchronous Digital Hierarchy		139 433
8	Portuguese (pt) SDH		135 661
9	Chinese (zh) 同步数字体系		51 671
10	Dutch (nl) Synchrone digitale hiërarchie		45 340

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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 "Synchronous Digital Hierarchy" in July 2024

#	Language	Popularity award	Relative popularity
1	Russian (ru) Синхронная цифровая иерархия		1 326
2	Spanish (es) Jerarquía digital síncrona		856
3	German (de) Synchrone Digitale Hierarchie		691
4	French (fr) Hiérarchie numérique synchrone		417
5	Italian (it) Synchronous Digital Hierarchy		339
6	Chinese (zh) 同步数字体系		241
7	Ukrainian (uk) Синхронна цифрова ієрархія		188
8	Japanese (ja) Synchronous Digital Hierarchy		167
9	Portuguese (pt) SDH		165
10	Polish (pl) Synchronous Digital Hierarchy		150

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

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

#	Language	AI award	Relative AI
1	German (de) Synchrone Digitale Hierarchie		107
2	Russian (ru) Синхронная цифровая иерархия		62
3	Dutch (nl) Synchrone digitale hiërarchie		51
4	Spanish (es) Jerarquía digital síncrona		46
5	French (fr) Hiérarchie numérique synchrone		46
6	Italian (it) Synchronous Digital Hierarchy		46
7	Norwegian (no) Synchronous Digital Hierarchy		21
8	Polish (pl) Synchronous Digital Hierarchy		20
9	Japanese (ja) Synchronous Digital Hierarchy		18
10	Chinese (zh) 同步数字体系		18

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

Language versions of the article "Synchronous Digital Hierarchy" with the highest AI in July 2024

#	Language	AI award	Relative AI
1	Arabic (ar) تشبيك ضوئي متزامن		0
2	Catalan (ca) Jerarquia digital síncrona		0
3	German (de) Synchrone Digitale Hierarchie		0
4	Spanish (es) Jerarquía digital síncrona		0
5	Finnish (fi) Synchronous Digital Hierarchy		0
6	French (fr) Hiérarchie numérique synchrone		0
7	Hungarian (hu) Szinkron digitális hierarchia		0
8	Italian (it) Synchronous Digital Hierarchy		0
9	Japanese (ja) Synchronous Digital Hierarchy		0
10	Dutch (nl) Synchrone digitale hiërarchie		0

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

Language versions of the article "Synchronous Digital Hierarchy" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	French (fr) Hiérarchie numérique synchrone		228
2	German (de) Synchrone Digitale Hierarchie		99
3	Russian (ru) Синхронная цифровая иерархия		64
4	Italian (it) Synchronous Digital Hierarchy		49
5	Japanese (ja) Synchronous Digital Hierarchy		47
6	Chinese (zh) 同步数字体系		47
7	Spanish (es) Jerarquía digital síncrona		43
8	Dutch (nl) Synchrone digitale hiërarchie		28
9	Polish (pl) Synchronous Digital Hierarchy		24
10	Ukrainian (uk) Синхронна цифрова ієрархія		20

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#	Language	Value
ar	Arabic تشبيك ضوئي متزامن
ca	Catalan Jerarquia digital síncrona
de	German Synchrone Digitale Hierarchie
es	Spanish Jerarquía digital síncrona
fi	Finnish Synchronous Digital Hierarchy
fr	French Hiérarchie numérique synchrone
hu	Hungarian Szinkron digitális hierarchia
it	Italian Synchronous Digital Hierarchy
ja	Japanese Synchronous Digital Hierarchy
nl	Dutch Synchrone digitale hiërarchie
no	Norwegian Synchronous Digital Hierarchy
pl	Polish Synchronous Digital Hierarchy
pt	Portuguese SDH
ro	Romanian Ierarhie digitală sincronă
ru	Russian Синхронная цифровая иерархия
sv	Swedish Synkron digital hierarki
uk	Ukrainian Синхронна цифрова ієрархія
zh	Chinese 同步数字体系

Best Rank

Italian: #15216 09.2014

Global: #54384 06.2009

Best Rank

Italian: #1663 01.2011

Global: #10317 08.2005

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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 August, 2024. When calculating current popularity and AI of articles data from July 2024 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2023... More information