Publications
2026
Text-to-SPARQL Generation with Reinforcement Learning: A GRPO-based Approach on DBLP
Authors: Jann Pfeifer, Debayan Banerjee, Ricardo Usbeck
Archive: Preprint
SymStep: Symbolic Step Verification for Logical Reasoning
Authors: Aida Usmanova, Rui Gao, Dilshod Azizov, Ricardo Usbeck, Zangir Iklassov
Archive: Preprint
STaRQ-Agent-Investigating Generalization in Knowledge Graph Question Answering via a Multi-Agent Collaborative Framework
Authors: Longquan Jiang 0001, Debayan Banerjee, Ricardo Usbeck
Journal: IEEE Access
From Variance to Invariance: Qualitative Content Analysis for Narrative Graph Annotation
Authors: Junbo Huang, Max Weinig, Ulrich Fritsche, Ricardo Usbeck
Conference: LREC 2026
Collapsing Distance: The Curse of Ground Truth in Computational Narrative Understanding
Authors: Junbo Huang, Ricardo Usbeck
Conference: Text2Story@ECIR 2026
Amharic DBpedia Chapter: A Knowledge Graph for a Low-Resource Language
Authors: Hizkiel Mitiku Alemayehu, Tilahun Abedissa Taffa, Meti Adane Bayissa, Andargachew Asfaw Zewge, Hamada M. Zahera, Ricardo Usbeck, Axel-Cyrille Ngonga Ngomo
Conference: LREC 2026
2025
ShortPathQA: A Dataset for Controllable Fusion of Large Language Models with Knowledge Graphs
Authors: Mikhail Salnikov, Andrey Sakhovskiy, Irina Nikishina, Aida Usmanova, Angelie Kraft, Cedric Möller, Debayan Banerjee, Junbo Huang, Longquan Jiang 0001, Rana Abdullah, Xi Yan 0001, Elena Tutubalina, Ricardo Usbeck, Alexander Panchenko
Conference: NLDB 2025
SH-CoDE: Scholarly Hybrid Complex Question Decomposition and Execution
Authors: Tilahun Abedissa Taffa, Ricardo Usbeck
Conference: ICSC 2025
ReportGRI: Automating GRI Alignment and Report Assessment
Authors: Aida Usmanova, Rana Abdullah, Debayan Banerjee, Markus Leippold, Ricardo Usbeck
Conference: CIKM 2025