Fragments
Things I read, build,
and notice.
Notes on papers, code, and ordinary life.
Writing
Full archive →2026
- Notes on Linear Attention: From Linear Attention to KDAtechnical
A derivation-first path from softmax attention to fixed-size associative memory, DeltaNet, Gated DeltaNet, and Kimi Delta Attention.
- 回到广东日记
三月里的珠海、阳江和广州。
- notes on policy gradient methodpaper note
Deriving the log-derivative trick and connecting the objective to surrogate losses used in code.
- 2025 recap日记
一些旧的习惯,一些新的开始,以及学习慢一点生活。
2025
- 2024 recap日记
回望忙碌、健康起伏与研究生最后一年的 2024。
2024
2021
- 苏州生活随笔
关于本科最后的考试、实习,以及衰老与告别。