No. 02 — 最新一卷the latest roll

把那天的光，Developing the light of that day,
慢慢冲洗出来。slowly.

摄影、机器学习与随手写下的东西。Photographs, machine learning, and things written down along the way.

雾散之前 雾散之前 Before the Fog Lifted

Contact strip影像photographs

看完整一卷 →See the whole roll →
雾散之前 ▸ 01 · 雾散之前 Before the Fog Lifted 海岸线 ▸ 02 · 海岸线 Coastline 退潮 ▸ 03 · 退潮 Low Tide 灰色的下午 ▸ 04 · 灰色的下午 A Grey Afternoon 回程 ▸ 05 · 回程 The Way Back
随机一句 · 摘自随感A line from the essays
写下来的东西，才算真正想清楚了。
Only what I write down is something I've really thought through.
— 《为什么要有一个自己的网站》— Why Have a Website of My Own

// 技术手记Notes

从注意力公式出发，理解 KV Cache Understanding the KV Cache, Starting from the Attention Formula 生成每一个新 token 时，模型其实一直在重复计算已经算过的东西。KV Cache 做的事情只有一件：把能复用的留下来。 Every time it generates a new token, the model keeps redoing work it has already done. The KV cache does exactly one thing — it keeps what can be reused. #ML #推理 · 2026.10.11 全部技术手记 →All notes →

// 随手写写Essays

为什么要有一个自己的网站 Why Have a Website of My Own 示例随感：换成你自己的文字后删掉这一篇。 Sample essay: replace it with your own writing and delete this one. 等光 Waiting for Light 示例随感：调参和等光很像。 Sample essay: tuning a model is a lot like waiting for light. 全部随感 →All essays →