3 papers
cs.AI2025
Leveraging Spreading Activation for Improved Document Retrieval in Knowledge-Graph-Based RAG Systems
Jovan Pavlović, Miklós Krész, László Hajdu
Despite initial successes and a variety of architectures, retrieval-augmented generation systems still struggle to reliably retrieve and connect the multi-step evidence required fo…
cs.AI2025
Optimizing the Interface Between Knowledge Graphs and LLMs for Complex Reasoning
Vasilije Markovic, Lazar Obradovic, Laszlo Hajdu +1
Integrating Large Language Models (LLMs) with Knowledge Graphs (KGs) results in complex systems with numerous hyperparameters that directly affect performance. While such systems a…
cs.SI2025
Epidemics on the Move: How Public Transport Demand and Capacity Shape Disease Spread
László Hajdu, Jovan Pavlović, Miklós Krész +1
Understanding the dynamics of passenger interactions and their epidemiological impact throughout public transportation systems is crucial for both service efficiency and public hea…