Author

Hongying Zan

2 papers indexed here

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Open access Aug 2026

TGCN-HCA: temporal graph convolution networks with hierarchical co-attention mechanisms for fake news detection

A Temporal Graph Convolution Network with a Hierarchical Co-Attention (TGCN-HCA) model for effective fake news detection that effectively captures the complex interplay between temporal dynamics, structural information, and semantic content.

Muhammad Abdullah, Hong-Ying Zan, Arifa Javed et al. · Knowledge and Information Sy... · 0 citations

Preprint Aug 2026

SERL-SQL: Selective Hindsight Distillation for Text-to-SQL Reinforcement Agentic Learning

This work proposes SERL-SQL, a selective execution-grounded reinforcement learning framework for multi-turn Text-to-SQL agents, showing that SERL-SQL produces high-quality candidates that can be reliably identified by lightweight execution-grounded rewards.

Tao Liu, Tao Feng, Xiangheng Li et al. · 0 citations