3 papers
cs.AI2026
RDFdL: Integrating RDF with Differential Dynamic Logic
Yuyang Li, Lukas Kubelka, Julia Butte +1
Knowledge graphs modeled in RDF are powerful for describing static knowledge, but they cannot capture or reason about the dynamic behavior of physical systems, e.g., systems descri…
cs.AI2026
RASER: Recoverability-Aware Selective Escalation Router for Multi-Hop Question Answering
Yuyang Li, Zihe Yan, Tobias Käfer
Multi-hop question-answering systems often use expensive retrieval on every question. They may decompose the question, run several retrieval rounds, or search through bridge entiti…
cs.CL2025
Evaluating the Performance of RAG Methods for Conversational AI in the Airport Domain
Yuyang Li, Philip J. M. Kerbusch, Raimon H. R. Pruim +1
Airports from the top 20 in terms of annual passengers are highly dynamic environments with thousands of flights daily, and they aim to increase the degree of automation. To contri…