Włodzimierz Lewoniewski's website
Since sources are the foundation of Wikipedia s verifiability, it is reasonable to ask: which websites play the most important role in its reference structure? To answer this question, references from tens of millions of Wikipedia articles across different languages were analysed. The analysis was based on data current as of July 2026. The dataset included [ ]
The twenty-sixth edition of the international BIS 2026 scientific conference took place on 10-12 June 2026 at the Prague University of Economics and Business. This year’s BIS conference, devoted to business information systems, artificial intelligence and digital transformation, focused on the theme: “From Hype to Impact: Turning AI into Real Business Value”. During the opening [ ]
Which players at the 2026 FIFA World Cup attracted the most online attention? Wikipedia page views reflect active public curiosity: people do not simply see a player’s name in a social media feed they actively search for information about the player or open a Wikipedia article to learn more. During a World Cup, Wikipedia [ ]
In the digital age, preserving humanity s written heritage is one of the most ambitious collaborative projects ever undertaken. While Wikipedia is household-name status, its sister project Wikisource is an unsung hero. Operating as a free, crowdsourced digital library of public domain and freely licensed source texts, Wikisource has quietly grown into a massive [ ]
Wikipedia is a massive repository of human knowledge. The largest edition, the English Wikipedia, contains over 65.5 million pages, including 7.17 million articles (excluding redirects). Connecting this vast network are 1.63 billion unique page-to-page links (commonly known as wikilinks ). Based on an analysis of this dataset, the most cited articles on the English Wikipedia were [ ]
Wikipedia has long been based on one of its most important principles the neutral point of view (NPOV). In theory, this means that every article should present facts without bias. In practice, however, achieving full neutrality is a major challenge, especially across millions of articles written by people from all over the world. A [ ]
The AI landscape has been evolving at a breathtaking pace. Over the past two years from August 2024 to April 2026 a total of 347 LLMs (large language models) have been tracked across leaderboard snapshots on Arena AI (formerly known as LMArena and Chatbot Arena), one of the most popular community-driven evaluation platforms [ ]
Using open data collected over the past 12 months (March 2025 – February 2026), the most popular programming languages were identified. Some results of this analysis, covering more than 1,000 languages, are presented in this article and the accompanying video. The ranking was prepared using pageview statistics from the English edition of Wikipedia, which provide [ ]
New research examines how the structure of Wikipedia can help automatically identify content related to science fiction and fantasy. The results show that although Wikipedia contains enormous amounts of machine-readable data, interpreting these signals is not straightforward. At first glance, answering the question “which Wikipedia articles are about science fiction or fantasy?” might seem simple.…
A new video has been published presenting the development of Wiktionary from 2002 to 2026 using an animated data visualization. It is a visual story about global collaboration and the building of multilingual knowledge by communities from around the world. The video features a bar chart race, illustrating year-by-year changes in the number of entries [ ]