Article "Spectral concentration problem" in English Wikipedia has 15.7 points for quality (as of July 1, 2025). The article contains 3 references and 4 sections.
Since the creation of article "Spectral concentration problem", its content was written by 23 registered users of English Wikipedia and edited by 23 registered Wikipedia users in all languages.
The article is cited 7 times in English Wikipedia and cited 7 times in all languages.
The highest Authors Interest rank from 2001:
The highest popularity rank from 2008:
There is 1 language version 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).
| Best Rank | English: #806858 03.2014 |
Global: #1434073 03.2014 |
| Best Rank | English: #101040 09.2008 |
Global: #269599 09.2008 |
On 9 July 2025 in multilingual Wikipedia, Internet users most often read articles on the following topics: João Pedro Junqueira de Jesus, Belinda Bencic, 2025 FIFA Club World Cup, Flavio Cobolli, Ozzy Osbourne, Superman, Mirra Andreeva, Diogo Jota, Novak Djokovic, Christian Horner.
In English Wikipedia the most popular articles on that day were: Superman (2025 film), João Pedro (footballer, born 2001), Jurassic World Rebirth, Belinda Bencic, Christian Horner, Jannik Sinner, Jeffrey Epstein, Ozzy Osbourne, Deaths in 2025, Novak Djokovic.
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
$$Quality=1/c∑↙{i=1}↖c nm_i-RS=1/5(11.72+2.44+14.29+28.57+21.38)$$
where:
The results of the calculations may be slightly different because of rounded values of normalized metrics in formulas
