Lewoniewski.info – Włodzimierz Lewoniewski's website

Between Neutrality and Emotion: AI-Based Sentiment Analysis of Wikipedia in Five Languages

Overview

October 18, 2026 5 min

Between Neutrality and Emotion: AI-Based Sentiment Analysis of Wikipedia in Five Languages

Can artificial intelligence identify positive or negative sentiment in encyclopedic texts? Do different language models assess the same content in similar ways?These questions are explored in the research paper entitled “Evaluating Multilingual Sentiment Classifiers Using an LLM-Annotated Wikipedia Benchmark”. The paper was authored by Dr. Milena Stróżyna, Dr. Włodzimierz Lewoniewski, Izabela Czumałowska. The research was […]

#ACL #artificial intelligence #BERT #Claude Opus #Gemini #GPT #Izabela Czumałowska #Kaggle #LLM #Milena Stróżyna #NLP #sentiment analysis #United States #Wikipedia #Wikipedia quality

Python 3.15 vs 3.14, 3.13, 3.12 and Earlier Versions: Speed Comparison

October 17, 2026 15 min

Python 3.15 vs 3.14, 3.13, 3.12 and Earlier Versions: Speed Comparison

How much has Python performance changed from version 3.6 to 3.15? A comparison of ten Python versions across 122 benchmarks shows substantial reductions in execution time for many workloads, alongside tests where an earlier release records the lowest mean. The results may help students, researchers and developers understand how Python performance varies across different workloads.

#AMD #AMD Ryzen 7000 #benchmarks #performance testing #Python #video

The Internet by the Numbers: How Big is the Digital World?

October 16, 2026 3 min

The Internet by the Numbers: How Big is the Digital World?

Every day, billions of people use the internet to search for information, communicate, watch videos, and interact with artificial intelligence tools. The scale of this activity is difficult to imagine. How much happens across the global internet in just one second? Internet Stats, an interactive website presenting statistics about the digital world, helps answer this […]

#Internet #statistics

Invited Talk on Methods and Tools for Assessing Wikipedia Quality at Arizona State University

October 14, 2026 2 min

Invited Talk on Methods and Tools for Assessing Wikipedia Quality at Arizona State University

Is a Wikipedia article equally good in every language? How can we determine which information is most reliable and which sources are worth trusting? These questions were at the heart of an invited talk titled “Methods and Tools for Automatic Quality Assessment of Wikipedia Articles and Their Information Sources”, delivered at Arizona State University.

#United States #Wikipedia #Wikipedia quality

Python 3.14 vs Python 3.15 – performance testing

October 11, 2026 21 min

Python 3.14 vs Python 3.15 – performance testing

The performance of Python 3.14.8 and Python 3.15.0 was compared on computers with the AMD Ryzen 7000 series and the 13th-generation of Intel Core processors for desktops, laptops or mini PCs. Both interpreters were 64-bit Python builds running on Windows 11. The benchmarks used pyperformance 1.14.0, with pyperf 2.10.0 as the measurement framework.

#13th Gen Intel Core #AMD #AMD Ryzen 7000 #benchmarks #Intel #performance testing #Python

October 2, 2026 8 min

Wikipedia Map v0.1

A new interactive map of the most popular articles on English Wikipedia is now available. You can use wikipedia-map.net to search for articles, explore them as colorful puzzle pieces, zoom in, and trace how readers move from one article to another. The size of each piece represents popularity, its color helps identify the topic, and […]

#data visualization #map #Wikidata #Wikipedia #Wikipedia quality #WikiRank

Most Popular Cities on Wikipedia 2025/2026

September 23, 2026 14 min

Most Popular Cities on Wikipedia 2025/2026

Which cities attract the most attention on Wikipedia? Population cannot answer this question directly. Neither can tourist arrivals, airline traffic or the number of Google searches. A different perspective comes from Wikipedia pageviews: how often people actually open an encyclopedia article because they want to know something about a place.

#cities #pageviews #video #Wikidata #Wikipedia

Most Important Websites in Wikipedia References

August 5, 2026 16 min

Most Important Websites in Wikipedia References

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.

#information sources #references #video #Wikipedia

BIS 2026 Conference Took Place in Prague

July 1, 2026 2 min

BIS 2026 Conference Took Place in Prague

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”.

#Adam Gałązkiewicz #Adam Wójtowicz #artificial intelligence #BIS #Claudia Loebbecke #conference #Cyryl Leszczyński #Czech Republic #Elżbieta Lewańska #Krzysztof Węcel #Martin Ondas #Milena Stróżyna #Prague #Szczepan Górtowski #Tomáš Rosa #Václav Řepa

Most Popular 2026 FIFA World Cup Players

June 25, 2026 7 min

Most Popular 2026 FIFA World Cup Players

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 […]

#FIFA #video #Wikipedia