Measurement problem

en

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Measurement problem

Quality:

Measurement problem - in quantum mechanics, the problem of how or whether wave function collapse occurs during measurement. Article "Measurement problem" in English Wikipedia has 34.9 points for quality (as of July 1, 2025). The article contains 32 references and 6 sections.

This article has the best quality in Catalan Wikipedia. However, this article is the most popular in English version.

In June 2025 the article "Measurement problem" was edited by 1 authors in English Wikipedia and written by 3 authors in all languages.

Since the creation of article "Measurement problem", its content was written by 145 registered users of English Wikipedia and edited by 296 registered Wikipedia users in all languages.

The article is cited 203 times in English Wikipedia and cited 566 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (English): #13087 in July 2014
  • Global: #46461 in March 2024

The highest popularity rank from 2008:

  • Local (English): #38326 in July 2011
  • Global: #48067 in August 2011

There are 12 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.

Languages with the highest quality

#LanguageQuality gradeQuality score
1Catalan (ca)
Problema de mesura
39.546
2English (en)
Measurement problem
34.9114
3Russian (ru)
Проблема измерения
23.0488
4Italian (it)
Problema della misura
21.9484
5French (fr)
Problème de la mesure quantique
20.4032
6Japanese (ja)
観測問題
15.1946
7Arabic (ar)
مسألة القياس الكمي
12.2989
8Polish (pl)
Problem pomiaru
11.1588
9Estonian (et)
Mõõtmisprobleem
10.9719
10Hebrew (he)
בעיית המדידה
8.9005
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 "Measurement problem" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
Measurement problem
882 174
2Japanese (ja)
観測問題
392 373
3French (fr)
Problème de la mesure quantique
193 852
4Hebrew (he)
בעיית המדידה
33 069
5Portuguese (pt)
Problema da medição
28 094
6Russian (ru)
Проблема измерения
18 601
7Italian (it)
Problema della misura
12 551
8Dutch (nl)
Meetprobleem in de kwantummechanica
6 022
9Arabic (ar)
مسألة القياس الكمي
6 001
10Polish (pl)
Problem pomiaru
1 010
More...

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

Most popular in June 2025

The most popular language versions of the article "Measurement problem" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
Measurement problem
5 755
2Japanese (ja)
観測問題
1 380
3French (fr)
Problème de la mesure quantique
632
4Russian (ru)
Проблема измерения
288
5Italian (it)
Problema della misura
156
6Hebrew (he)
בעיית המדידה
93
7Portuguese (pt)
Problema da medição
49
8Polish (pl)
Problem pomiaru
38
9Dutch (nl)
Meetprobleem in de kwantummechanica
26
10Arabic (ar)
مسألة القياس الكمي
9
More...

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

The highest AI

Language versions of the article "Measurement problem" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
Measurement problem
145
2French (fr)
Problème de la mesure quantique
57
3Japanese (ja)
観測問題
26
4Hebrew (he)
בעיית המדידה
23
5Portuguese (pt)
Problema da medição
12
6Russian (ru)
Проблема измерения
11
7Italian (it)
Problema della misura
7
8Dutch (nl)
Meetprobleem in de kwantummechanica
6
9Arabic (ar)
مسألة القياس الكمي
3
10Polish (pl)
Problem pomiaru
3
More...

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

The highest AI in June 2025

Language versions of the article "Measurement problem" with the highest AI in June 2025
#LanguageAI awardRelative AI
1Catalan (ca)
Problema de mesura
1
2English (en)
Measurement problem
1
3French (fr)
Problème de la mesure quantique
1
4Arabic (ar)
مسألة القياس الكمي
0
5Estonian (et)
Mõõtmisprobleem
0
6Hebrew (he)
בעיית המדידה
0
7Italian (it)
Problema della misura
0
8Japanese (ja)
観測問題
0
9Dutch (nl)
Meetprobleem in de kwantummechanica
0
10Polish (pl)
Problem pomiaru
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 "Measurement problem" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
Measurement problem
203
2French (fr)
Problème de la mesure quantique
152
3Japanese (ja)
観測問題
77
4Italian (it)
Problema della misura
65
5Hebrew (he)
בעיית המדידה
20
6Portuguese (pt)
Problema da medição
14
7Arabic (ar)
مسألة القياس الكمي
13
8Russian (ru)
Проблема измерения
10
9Catalan (ca)
Problema de mesura
6
10Estonian (et)
Mõõtmisprobleem
2
More...

Scores

Estimated value for Wikipedia:
English:
Global:
Popularity in June 2025:
English:
Global:
Popularity in all years:
English:
Global:
Authors in June 2025:
English:
Global:
Registered authors in all years:
English:
Global:
Citations:
English:
Global:

Quality measures

Interwikis

#LanguageValue
arArabic
مسألة القياس الكمي
caCatalan
Problema de mesura
enEnglish
Measurement problem
etEstonian
Mõõtmisprobleem
frFrench
Problème de la mesure quantique
heHebrew
בעיית המדידה
itItalian
Problema della misura
jaJapanese
観測問題
nlDutch
Meetprobleem in de kwantummechanica
plPolish
Problem pomiaru
ptPortuguese
Problema da medição
ruRussian
Проблема измерения

Popularity rank trends

Best Rank English:
#38326
07.2011
Global:
#48067
08.2011

AI rank trends

Best Rank English:
#13087
07.2014
Global:
#46461
03.2024

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on Measurement problem from Wikipedia articles about Schrödingers cat, Many-worlds interpretation, Wave function collapse, Quantum decoherence and Wigners friend. Whereas reading the article about Measurement problem people most often go to Wikipedia articles on Wave function collapse, Quantum decoherence, Copenhagen interpretation, Schrödinger equation and Quantum superposition.

Cumulative results of quality and popularity of the Wikipedia article

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

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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 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