cbb
3c250c7df3
exp: 轮次46-47——select=pre(打分地平线=被执行前缀终点)正向,两 seed 复现
2 s 误差比逐题符号检验 s0 192好/64差 p=4.9e-16、s1 191/65 p=1.5e-15;时限内(≤1.3×老师)
0.2656→0.3320(+6.64pp)、0.2969→0.3398(+4.30pp);行程比 −0.171/−0.171;碰撞仍 0、超 VMAX 仍 0。
到达只 +5/+3 题(McNemar p=0.42/0.68 ⇒ 噪声),故不改默认口径、作可选口径入库。
代价:到达题末态误差 0.22→0.42 mm(判据壳 1 mm 内,余量 4.6×→2.4×),两 seed 都涨。
对照可比性先证:控制臂 tie0 与轮次42 round42_K8cb1 的 22/22 键逐位相同 ⇒ 该配方跨窗口确定性
复现,本轮起新杠杆可用单臂对已落盘控制。
实现:select='pre' 用 fut[:,:,commit_n-1] 的终点误差(同一次 goal_err 只换点集);两条可手算正对照
(前缀好/末端差 vs 末端好/前缀差 ⇒ 两口径必须选相反候选) + 不变式(commit_n=16 时与 endpoint 同选);
49 项测试绿;n=16 冒烟证非惰性。候选表同步修准:backoff/ep_waste 两行状态改判掉,#29/#30 登记。
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