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A collection of study notes, ideas, experiments, and some fragments of life, presented in the form of a website.

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Numerical Integration via Runge-Kutta

Oct 19, 2024

Preface Numerical methods are commonly employed in controls practice to integrate dynamical systems. For systems that can be modeled by ordinary differential equations (ODEs), the 4th order Runge-Kutta Method is known for...

South Xinjiang

Oct 7, 2024

Spending the National Holidays with my parents in South Xinjiang. The scenery was breathtaking, the food was great, and traveling with parents was a precious experience! I am grateful!

Bytedance, Spot Bonus Q3 2024

Oct 1, 2024

Translation: Quarterly Team Excellence for Zongyao Jin with the XXX Software Team, Spot Bonus, Q3 (3rd Quarter), 2024.

Eigen · Rn and Spatial Motion Vector Saturation

Sep 28, 2024

Some brief notes for quick reference. The Saturation Set algorithms for $\mathbb{R}^n$ and $\mathsf{M}^6$ vectors.

Qinhuang Island, Hebei

Sep 17, 2024

Went on a quick trip to Qinhuang Island during the Mid-Autumn Festival with a young and vibrant friend. Qinhuang Island in Heibei Province, where the Great Wall meets the sea at Shanhaiguan,...