Izabela Czumałowska – Lewoniewski.info

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

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Neutrality in Wikipedia by the Numbers: What an Analysis of Millions of Articles Reveals

News

May 2, 2026 3 min

Neutrality in Wikipedia by the Numbers: What an Analysis of Millions of Articles Reveals

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.

#Aleksandra Wojewoda #DistilBERT #Hugging Face #Izabela Czumałowska #Krzysztof Węcel #Milena Stróżyna #OpenFact #RoBERTa #sentiment analysis #TextBlob #VADER #Wikipedia

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Researchers’ Night 2025: Operation InfoVerification

News

October 31, 2025 2 min

Researchers’ Night 2025: Operation InfoVerification

During Researchers’ Night 2025, the staff of the Department of Information Systems conducted workshops titled “Operation InfoVerification” that were presented in the engaging form of a field game. The event introduced participants to the process of verifying information and identifying fake news. The workshops combined elements of adventure, investigation, and logic-based challenges, immersing participants in […]

#Elżbieta Lewańska #fake news #fantasy #Izabela Czumałowska #Milena Stróżyna #OpenFact #Researchers' Night #science fiction #Wikipedia

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IJCAI 2025: Automatic Analysis of Neutrality of Wikipedia Content

News

September 25, 2025 2 min

IJCAI 2025: Automatic Analysis of Neutrality of Wikipedia Content

Neutral Point of View (NPOV) is one of the core principles of Wikipedia. According to this guideline, content should be presented objectively, taking into account all significant perspectives without favoring any particular one.

#Aleksandra Wojewoda #conference #Hugging Face #Izabela Czumałowska #Krzysztof Węcel #Milena Stróżyna #sentiment analysis #Wikipedia #Wikipedia quality

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Boundaries of Neutrality: Sentiment Analysis of Wikipedia Articles About Companies

News

July 17, 2025 2 min

Boundaries of Neutrality: Sentiment Analysis of Wikipedia Articles About Companies

A new scientific paper has been published that takes on the challenge of assessing the neutrality of Wikipedia articles about companies, using advanced sentiment analysis tools. This publication represents an important step toward monitoring the neutrality of one of the most influential sources of knowledge on the Internet and may be useful to anyone interested […]

#Aleksandra Wojewoda #Izabela Czumałowska #Milena Stróżyna #sentiment analysis #Wikipedia #Wikipedia quality

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News

March 16, 2025 3 min

Artificial Intelligence in Detecting Fake News

The fourth seminar on artificial intelligence (AI) and digital transformation focused on the critical issue of automatically detecting fake news. During the event, a research team from the Department of Information Systems PUEB presented the latest findings from their ongoing OpenFact project, which aims to develop innovative AI-based solutions capable of identifying false content published […]

#Aleksandra Wojewoda #artificial intelligence #Ewelina Księżniak #fake news #Izabela Czumałowska #Krzysztof Węcel #Marcin Sawiński #Milena Stróżyna #OpenFact #Patryk Danielewicz #Piotr Stolarski #Witold Abramowicz

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