Publications

2025

1. 

   Chain-of-Focus: Adaptive Visual Search and Zooming for Multimodal Reasoning via RL

   Xintong Zhang* , Zhi Gao* , Bofei Zhang, and 8 more authors

   Preprint, 2025

   arXiv Bib Code Website

   @article{zhang2025cof,
     title = {Chain-of-Focus: Adaptive Visual Search and Zooming for Multimodal Reasoning via RL},
     author = {Zhang, Xintong and Gao, Zhi and Zhang, Bofei and Li, Pengxiang and Zhang, Xiaowen and Liu, Yang and Yuan, Tao and Wu, Yuwei and Jia, Yunde and Zhu, Song-Chun and Li, Qing},
     equalauthor = {Zhang, Xintong and Gao, Zhi},
     journal = {Preprint},
     year = {2025},
   }

2. 

   Iterative Tool Usage Exploration for Multimodal Agents via Step-wise Preference Tuning

   Pengxiang Li* , Zhi Gao* , Bofei Zhang, and 8 more authors

   Preprint, 2025

   arXiv Bib Code Website

   @article{li2025sport,
     title = {Iterative Tool Usage Exploration for Multimodal Agents via Step-wise Preference Tuning},
     author = {Li, Pengxiang and Gao, Zhi and Zhang, Bofei and Mi, Yapeng and Ma, Xiaojian and Shi, Chenrui and Yuan, Tao and Wu, Yuwei and Jia, Yunde and Zhu, Song-Chun and Li, Qing},
     equalauthor = {Li, Pengxiang and Gao, Zhi},
     journal = {Preprint},
     year = {2025},
   }

3. 

   TongUI: Building Generalized GUI Agents by Learning from Multimodal Web Tutorials

   Bofei Zhang* , Zirui Shang* , Zhi Gao*, and 7 more authors

   Preprint, 2025

   arXiv Bib Code Website

   @article{zhang2025tongui,
     title = {TongUI: Building Generalized GUI Agents by Learning from Multimodal Web Tutorials},
     author = {Zhang, Bofei and Shang, Zirui and Gao, Zhi and Zhang, Wang and Xie, Rui and Ma, Xiaojian and Yuan, Tao and Wu, Xinxiao and Zhu, Song-Chun and Li, Qing},
     equalauthor = {Zhang, Bofei and Shang, Zirui and Gao, Zhi},
     journal = {Preprint},
     year = {2025},
   }

4. 

   Multi-modal Agent Tuning: Building a VLM-Driven Agent for Efficient Tool Usage Spotlight (Top 5%)

   Zhi Gao* , Bofei Zhang* , Pengxiang Li*, and 7 more authors

   International Conference on Learning Representations (ICLR), 2025

   arXiv Bib Code Website

   Spotlight (Top 5%)

   @article{mat,
     title = {Multi-modal Agent Tuning: Building a VLM-Driven Agent for Efficient Tool Usage},
     author = {Gao, Zhi and Zhang, Bofei and Li, Pengxiang and Ma, Xiaojian and Yuan, Tao and Fan, Yue and Wu, Yuwei and Jia, Yunde and Zhu, Song-Chun and Li, Qing},
     equalauthor = {Gao, Zhi and Zhang, Bofei and Li, Pengxiang},
     correspondence = {Li, Qing},
     year = {2025},
     journal = {International Conference on Learning Representations (ICLR)},
   }

2024

1. 

   FIRE: A Dataset for Feedback Integration and Refinement Evaluation of Multimodal Models

   Pengxiang Li* , Zhi Gao* , Bofei Zhang*, and 6 more authors

   Neural Information Processing Systems: Datasets and Benchmarks (NeurIPS D&B), 2024

   arXiv Bib Code Website

   @article{2024fire,
     title = {FIRE: A Dataset for Feedback Integration and Refinement Evaluation of Multimodal Models},
     author = {Li, Pengxiang and Gao, Zhi and Zhang, Bofei and Yuan, Tao and Wu, Yuwei and Harandi, Mehrtash and Jia, Yunde and Zhu, Song-Chun and Li, Qing},
     journal = {Neural Information Processing Systems: Datasets and Benchmarks (NeurIPS D&B)},
     year = {2024},
     equalauthor = {Li, Pengxiang and Gao, Zhi and Zhang, Bofei},
     correspondence = {Wu, Yuwei and Li, Qing},
   }

2020

1. Deep Reinforcement Learning for Option Replication and Hedging

   Journal of Financial Data Science, 2020
2. Semi-supervised learning for predicting total knee replacement with unsupervised data augmentation Oral

   Society of Photo-Optical Instrumentation Engineers (SPIE), 2020

   Oral

3. Attention-Based CNN for KL Grade Classification: Data from the Osteoarthritis Initiative

   International Symposium on Biomedical Imaging, 2020
4. Prediction of Total Knee Replacement and Diagnosis of Osteoarthritis using Deep Learning on Knee Radiographs: Data from the Osteoarthritis Initiative

   Radiology, 2020

2018

1. IntLIM: integration using linear models of metabolomics and gene expression data

   BMC bioinformatics, 2018

   Bib

   @article{Siddiqui2018IntLIM,
     title = {IntLIM: integration using linear models of metabolomics and gene expression data},
     author = {},
     journal = {BMC bioinformatics},
     volume = {19},
     pages = {81},
     year = {2018},
   }

2. RaMP: a comprehensive relational database of metabolomics pathways for pathway enrichment analysis of genes and metabolites

   Metabolites, 2018

   Bib

   @article{zhang2018RaMP,
     title = {RaMP: a comprehensive relational database of metabolomics pathways for pathway enrichment analysis of genes and metabolites},
     author = {},
     journal = {Metabolites},
     volume = {8},
     pages = {16},
     year = {2018},
     url = {https://rampdb.nih.gov/}
   }