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Sponsored Artificial Intelligence: A Modern Approach, Global Edition Artificial Intelligence: A Modern Approach, Global Edition

Author

Kehai Chen

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2 papers indexed here

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Nov 2026

Structure Pruning With LLMs for Knowledge Graph Question Answering

Knowledge Graph Question Answering (KGQA) requires multi-step reasoning over a large, structured search space, where free-form LLM planning can hallucinate intermediate subgraphs or query sketches and yield unexecutable reasoning. We propose READS, a constraint-guided discriminative reasoning framework that makes KGQA...

Mu-Fan Xu, Ke-Hai Chen, Xue-Feng Bai et al. · 0 citations
Book Open access Aug 2026

HURST: Heterogeneity-Adaptive Urban Foundation Models for Spatiotemporal Prediction via Self-Partitional Mixture-of-Spatial-Experts

HURST is a Heterogeneity-Adaptive URban Foundation Model for Spatio-Temporal Prediction that is capable of capturing the spatial pattern of heterogeneity underlying the urban setting to enhance the UFM's performance and presents two key technical innovations.

Zirui Zhou, Xun Zhou, Kanyu Bao et al. · 0 citations

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