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cs.AI2026
Beyond Plausible Prediction: Safety Sufficiency in Web World Models
Zhifei Hu, Alexandra I. Cristea, Adel Bibi +1
Web world models increasingly predict the consequences of candidate actions before agents act, yet a plausible predicted future does not necessarily support the correct safety deci…
cs.AI2026
PromptGNN-sim: Deep Fusion and Alignment of GNN and LLMs for Text-Attributed Graph Learning
Zhifei Hu, Alexandra I. Cristea
Text-Attributed Graphs (TAGs) combine textual semantics with graph structure and are central to many graph learning tasks. However, existing fusion methods often treat text and str…