张军，必威betway西汉姆助理研究员。2024年6月毕业于西南财经大学必威betway西汉姆，获博士学位。在博士期间荣获西南财经大学“光华英才”荣誉证书，曾康霖奖学金，一等学业奖学金，优秀学生干部及优秀共青团员等。2022年5月至2023年9月在香港城市大学商学院担任访问学者及研究助理。2023年10月至2025年3月在香港人工智能金融科技实验室（AIFT）担任研究助理及博士后研究员。在AIFT期间参与多项金融科技产学研项目，包括新闻文本情感分析，金融市场行情预测，债券违约预警平台，智能投资平台及策略研发等。在学生期间参与多项学科竞赛并屡获佳绩，包括全国大学生“挑战杯”竞赛，数学竞赛，数学建模大赛，统计建模大赛及市场调查与分析大赛等。

Dr. Jun Zhang is a Fixed Term Assistant Professor at the School of Statistics and Data Science, Southeast University. He obtained his Ph.D. from Southwest University of Finance and Economics in June 2024. With extensive international research experience, he served as a Visiting Scholar and Research Assistant at City University of Hong Kong (2022-2023) and later worked as a Research Assistant and Postdoctoral Fellow at Hong Kong Laboratory for AI-Powered Financial Technologies Limited (2023-2025), where he participated in multiple FinTech research projects. An accomplished academic, he has also achieved remarkable results in various academic competitions during his student years. He welcomes inquiries from students interested in academic research, FinTech applications, or academic competitions.For further information, please feel free to contact Dr. Zhang via email.

主要从事统计理论方法及其在金融计量领域的交叉研究，包括高维因子模型，投资组合，大规模金融因子评估与筛选等。欢迎对科研、金融科技实务或大学生学科竞赛感兴趣的同学联系交流！

1.中央高校基本科研业务费专项资金资助项目,网络调整的多重假设检验方法及其在基金选择中的应用, 2022 - 2023,主持.

2.国家自然科学基金面上项目,大型协方差矩阵的结构化估计和检验, 2022 - 2025,参与.

1. Guanhao Feng, Wei Lan, Hansheng Wang, and Jun Zhang*. Selectingand Testing Asset Pricing Models: A Stepwise Approach. Forthcoming, Management Science, 2026+.

2. Jun Zhang, Wei Lan, Xinyan Fan, and Wen Chen. Maximum Conditional Alpha Test For ConditionalMulti-Factor Models. Statistica Sinica, 2023, DOI: 10.5705/ss.202022.0137.

3. Jun Zhang, Wei Lan, and Nengsheng Fang. A Network-Adjusted Multiple Testing Procedure with Application to Mutual Fund Selection. Quarterly Journal of Economics and Management (In Chinese), 2023, 2(4): 119-142.

4. YongqiangWu, Jun Zhang*, and Wei Lan. Structured covariance matrix estimation under volatility constraint.Finance Research Letters, 2025, DOI: https://doi.org/10.1016/j.frl.2025.108047.

工作论文：

1. Jun Zhang, Dan Pu, Wei Lan, and Guanhao Feng. Testing Alphas in Linear Factor Models: A Portfolio Approach. Under review, 2025.

2. Jun Zhang, Wei Lan, Long Feng, and Guanhao Feng. Testing Asset Pricing Factor Models: An Out-of-Sample Perspective. Under review, 2025.