fix(train): 首次正式预训练(21850 步闭环到达 0%)排查后修正——FK/平滑改加在配对去噪估计上(原加在随机噪声一步采样上=回归条件均值,多峰塌成单峰,实测候选标准差 0.030/幅度 0.151);时间嵌入最高角频率 1000→50、MF 分支 fp32、p_neq 前 5000 步为 0(实测 du/dt 均方根 6–12 vs v 1.1);增广 40%/3°/12 步收回;新增 dagger 阶段(策略闭环状态请老师重规划 ×2 轮微调);开训前老师轨迹回放自检;评估加开环误差与候选多样性,best/早停按到达率+开环误差
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@@ -4,7 +4,7 @@
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"batch": 1024, "lr": 1e-3, "warmup": 1000, "steps": 60000, "wd": 0.01, "betas": [0.9, 0.95],
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"amp": "bf16", "grad_clip": 1.0,
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"w_mf": 1.0, "w_fk": 0.5, "w_smooth": 0.05, "w_value": 0.1, "w_sub": 0.1,
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"p_neq": 0.25, "fk_caps": 96,
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"p_neq": 0.25, "p_neq_warm": 5000, "fk_tmax": 0.3, "fk_caps": 96,
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"ckpt_min": 10, "eval_every": 2000, "eval_tasks": 512, "log_every": 50, "patience_evals": 5
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}
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}
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