Author

Chao-Qun Wang

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Preprint Aug 2026

DARS: Dual-Level Credit Assignment RL with Structured Reasoning for Instruction-Based Image Editing

Instruction-based image editing uses a planner-renderer pipeline: a vision-language model (VLM) first converts the instruction into an edit plan, and a diffusion model then executes that plan. Training such systems with only final-image rewards is inefficient because a poor edit does not reveal whether additional optim...

Hao-Xiang Cao, Jiajiong Cao, Xuan-Pu Zhang et al. · 0 citations

Open access Sep 2026

A Multi-Stage Post-Training Framework for Domain-Specific Language Models in Fault Diagnosis

The rapid advancement of large language models (LLMs) has created new opportunities for intelligent fault diagnosis, particularly in complex industrial systems, such as heating, ventilation, and air conditioning (HVAC) in urban rail transit. Although LLMs have shown strong general reasoning capabilities, adapting them...

Wei Zhang, Hui Fang, Tong-Le Wu et al. · Applied Informatics · 0 citations

Jul 2026

AnyStyle: A Single LoRA is Sufficient for Image-Guided Style Transfer

AnyStyle is proposed, a streamlined framework for image-guided style transfer that adopts a unified single-adapter paradigm for coherent style capture from the style image and incorporates training-free structural guidance from the content image, thus avoiding complex entanglement between multiple adapters and improvin...

Yongwen Lai, Chaoqun Wang · arXiv.org · 0 citations