Nov 30, 2025 通勤一小时，做了个聊股票的 voice agent / An hour-long commute, a voice agent for stocks Oct 15, 2025 教扑克 bot 接近 GTO：从 CFR 到实时重解，还有差点把我骗了的那次实验 / Teaching a poker bot to approach GTO: from CFR to real-time re-solving, and the run that almost fooled me Jun 15, 2025 BPE 漂到了自动驾驶 / When BPE drifted into autonomous driving Apr 18, 2025 SVI vs SABR：短期合约 vol smile 上的差距 / SVI vs SABR, the gap on short-tenor smiles Apr 15, 2025 HSTU 详解，以及把时间编码换成 RoPE / HSTU explained, and swapping its time encoding for RoPE