Oleh Astappiev

According to our database, Oleh Astappiev authored at least 2 papers between 2022 and 2025.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of five.

2025

RAGtifier: Evaluating RAG Generation Approaches of State-of-the-Art RAG Systems for the SIGIR LiveRAG Competition.

Tim Cofala, Oleh Astappiev, William Xion, Hailay Kidu Teklehaymanot

CoRR, June, 2025

2022

How Learnweb Can Support Science Education Research on Climate Change in Social Media.

Apoorva Upadhyaya, Catharina Pfeiffer, Oleh Astappiev, Ivana Marenzi, Stefanie Lenzer, Andreas Nehring, Marco Fisichella

Proceedings of the Methodologies and Intelligent Systems for Technology Enhanced Learning, 2022