Yingrui Chen

Greater Bay Area Summer Camp: Across Cities and Industries—and Honoured as an Outstanding Camper

Sun, 19 Jul 2026 00:00:00 +0000

Universities, city streets, factory floors, a final roadshow—and the people who made the journey matter.

Marketing Hub Won Gold at the Guangzhou TeamOne AI Technology Challenge

Thu, 09 Jul 2026 00:00:00 +0000

Our three-person team won the Gold Award at the Guangzhou TeamOne AI Technology Challenge for Marketing Hub, with a RMB 50,000 prize.

My First Delivered Project: Rocket 3D Reconstruction System at XIOPM

Wed, 08 Jul 2026 00:00:00 +0000

I completed the on-site delivery of the Rocket 3D Reconstruction System at the Xi'an Institute of Optics and Precision Mechanics, Chinese Academy of Sciences.

Intelligent Government Service Assistant

Sat, 23 May 2026 00:00:00 +0000

A Multi-Agent System for digital government tasks.

Vibe - AI Fashion Community

Sat, 23 May 2026 00:00:00 +0000

An AI-powered fashion community application based on OpenHarmony.

Manuscript Submitted to IEEE JBHI

Wed, 01 Apr 2026 00:00:00 +0000

Congratulations! The manuscript has been submitted to the IEEE Journal of Biomedical and Health Informatics, Currently, the manuscript is under peer review. I will update this post with the abstract and key methodology once furtherprogress is made.

差分隐私基础：从数学定义到机器学习实践

Tue, 08 Jul 2025 00:00:00 +0000

系统梳理差分隐私的定义、隐私预算、敏感度、拉普拉斯机制、高斯机制、指数机制与 DP-SGD，并给出 PyTorch/Opacus 实践建议和常见调参清单。

仿射变换入门：从坐标、矩阵到椭圆与不变量

Fri, 08 Mar 2024 00:00:00 +0000

从坐标表示、线性方程组和矩阵出发，系统解释仿射变换的定义、几何不变量、直线与面积的变换规律，并用椭圆和图形编程示例说明它为什么实用。