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Huaqing Zhang

4 papers indexed

openalexZenodo (CERN European Organization for Nuclear Research)2026-07-26

A FLOW-3D AM Process-Map Thermal Field Dataset for Single-Track Directed Energy Deposition

Huaqing Zhang, Zhao Zhibin

This dataset is designed for long-time temperature-field prediction in single-track directed energy deposition. The data were generated from high-fidelity thermo-fluid simulations in FLOW-3D AM and include 36 stainless-steel Fe 316 single-track DED cases. The cases form a structu…

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openalexZenodo (CERN European Organization for Nuclear Research)2026-07-26

A FLOW-3D AM Process-Map Thermal Field Dataset for Single-Track Directed Energy Deposition

Huaqing Zhang, Zhao Zhibin

This dataset is designed for long-time temperature-field prediction in single-track directed energy deposition. The data were generated from high-fidelity thermo-fluid simulations in FLOW-3D AM and include 36 stainless-steel Fe 316 single-track DED cases. The cases form a structu…

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arxivcs.LG2026-06-29

When Does Online Imitation Learning Help in LLM Post-Training? The Role of (Non-)Realizability Beyond Horizon

Huaqing Zhang, Jingchu Gai, Juno Kim, Bingbin Liu, Andrej Risteski

Online imitation learning (IL), particularly on-policy distillation, has emerged as a strong LLM post-training approach, often outperforming offline supervised fine-tuning (SFT). Yet a principled understanding of when and why online interaction helps remains unclear. In this work…

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