3 papers
cs.CL2026
DeLIVeR: Decomposed Learning for Information-grounded Veracity Recognition via Reinforced Knowledge Graph Exploration
Cong Hoan Nguyen, Thomas Hoang, Hieu Minh Duong +1
Automated fact-checking remains a challenge for Large Language Models (LLMs) due to "query brittleness" in traditional retrieval systems. We propose DeLIVeR (Decomposed Learning fo…
cs.SI2026
CaST: Causal Discovery via Spatio-Temporal Graphs in Disaster Tweets
Hieu Duong, Eugene Levin, Todd Gary +1
Understanding causality between real-world events from social media is essential for situational awareness, yet existing causal discovery methods often overlook the interplay betwe…
cs.CL2026
SentiFuse: Deep Multi-model Fusion Framework for Robust Sentiment Extraction
Hieu Minh Duong, Rupa Ghosh, Cong Hoan Nguyen +3
Sentiment analysis models exhibit complementary strengths, yet existing approaches lack a unified framework for effective integration. We present SentiFuse, a flexible and model-ag…