Synchronous Digital Hierarchy

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Synchronous Digital Hierarchy

Quality:

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.

Languages with the highest quality

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

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

Most popular in all the time

The most popular language versions of the article "Synchronous Digital Hierarchy" in all the time
#LanguagePopularity awardRelative popularity
1Russian (ru)
Синхронная цифровая иерархия
1 007 992
2Spanish (es)
Jerarquía digital síncrona
766 598
3German (de)
Synchrone Digitale Hierarchie
501 436
4French (fr)
Hiérarchie numérique synchrone
266 994
5Italian (it)
Synchronous Digital Hierarchy
190 254
6Japanese (ja)
Synchronous Digital Hierarchy
141 890
7Polish (pl)
Synchronous Digital Hierarchy
139 433
8Portuguese (pt)
SDH
135 661
9Chinese (zh)
同步数字体系
51 671
10Dutch (nl)
Synchrone digitale hiërarchie
45 340
More...

The following table shows the language versions of the article with the highest popularity in the last month.

Most popular in July 2024

The most popular language versions of the article "Synchronous Digital Hierarchy" in July 2024
#LanguagePopularity awardRelative popularity
1Russian (ru)
Синхронная цифровая иерархия
1 326
2Spanish (es)
Jerarquía digital síncrona
856
3German (de)
Synchrone Digitale Hierarchie
691
4French (fr)
Hiérarchie numérique synchrone
417
5Italian (it)
Synchronous Digital Hierarchy
339
6Chinese (zh)
同步数字体系
241
7Ukrainian (uk)
Синхронна цифрова ієрархія
188
8Japanese (ja)
Synchronous Digital Hierarchy
167
9Portuguese (pt)
SDH
165
10Polish (pl)
Synchronous Digital Hierarchy
150
More...

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

The highest AI

Language versions of the article "Synchronous Digital Hierarchy" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1German (de)
Synchrone Digitale Hierarchie
107
2Russian (ru)
Синхронная цифровая иерархия
62
3Dutch (nl)
Synchrone digitale hiërarchie
51
4Spanish (es)
Jerarquía digital síncrona
46
5French (fr)
Hiérarchie numérique synchrone
46
6Italian (it)
Synchronous Digital Hierarchy
46
7Norwegian (no)
Synchronous Digital Hierarchy
21
8Polish (pl)
Synchronous Digital Hierarchy
20
9Japanese (ja)
Synchronous Digital Hierarchy
18
10Chinese (zh)
同步数字体系
18
More...

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

The highest AI in July 2024

Language versions of the article "Synchronous Digital Hierarchy" with the highest AI in July 2024
#LanguageAI awardRelative AI
1Arabic (ar)
تشبيك ضوئي متزامن
0
2Catalan (ca)
Jerarquia digital síncrona
0
3German (de)
Synchrone Digitale Hierarchie
0
4Spanish (es)
Jerarquía digital síncrona
0
5Finnish (fi)
Synchronous Digital Hierarchy
0
6French (fr)
Hiérarchie numérique synchrone
0
7Hungarian (hu)
Szinkron digitális hierarchia
0
8Italian (it)
Synchronous Digital Hierarchy
0
9Japanese (ja)
Synchronous Digital Hierarchy
0
10Dutch (nl)
Synchrone digitale hiërarchie
0
More...

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

The highest CI

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

Scores

Estimated value for Wikipedia:
Italian:
Global:
Popularity in July 2024:
Italian:
Global:
Popularity in all years:
Italian:
Global:
Authors in July 2024:
Italian:
Global:
Registered authors in all years:
Italian:
Global:
Citations:
Italian:
Global:

Quality measures

Interwikis

#LanguageValue
arArabic
تشبيك ضوئي متزامن
caCatalan
Jerarquia digital síncrona
deGerman
Synchrone Digitale Hierarchie
esSpanish
Jerarquía digital síncrona
fiFinnish
Synchronous Digital Hierarchy
frFrench
Hiérarchie numérique synchrone
huHungarian
Szinkron digitális hierarchia
itItalian
Synchronous Digital Hierarchy
jaJapanese
Synchronous Digital Hierarchy
nlDutch
Synchrone digitale hiërarchie
noNorwegian
Synchronous Digital Hierarchy
plPolish
Synchronous Digital Hierarchy
ptPortuguese
SDH
roRomanian
Ierarhie digitală sincronă
ruRussian
Синхронная цифровая иерархия
svSwedish
Synkron digital hierarki
ukUkrainian
Синхронна цифрова ієрархія
zhChinese
同步数字体系

Popularity rank trends

Best Rank Italian:
#15216
09.2014
Global:
#54384
06.2009

AI rank trends

Best Rank Italian:
#1663
01.2011
Global:
#10317
08.2005

Local AI rank history

Languages comparison

Important global interconnections

Wikipedia readers most often find their way to information on Synchronous Digital Hierarchy from Wikipedia articles about Plesiochronous digital hierarchy, SDH, Synchronous optical networking, STM and OSI model. Whereas reading the article about Synchronous Digital Hierarchy people most often go to Wikipedia articles on Plesiochronous digital hierarchy, Multiplexing, Synchronous optical networking, E-carrier and Asynchronous Transfer Mode.

Cumulative results of quality and popularity of the Wikipedia article

List of Wikipedia articles in different languages (starting with the most popular):

pt: SDH

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About WikiRank

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