This commit is contained in:
Horldsence
2026-09-11 21:00:39 +08:00
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"""兼容入口:本地域随机化参数包装。
当前真实随机化在 mcm26b.hrl.curriculum.make_scene 内完成;这里只暴露
ProblemConfig 的显式替换助手,便于 Optuna/消融在实验配置中记录随机化范围。
"""
from __future__ import annotations
import dataclasses
from random import Random
from mcm26b.config import ProblemConfig
def randomize_problem_config(base: ProblemConfig, *, seed: int,
bearing_error_half_deg: float | None = None,
r_eff_range: tuple[float, float] | None = None
) -> ProblemConfig:
"""返回带域随机化标量的新配置;不修改全局默认配置。"""
rng = Random(seed)
field = base.field
if bearing_error_half_deg is None:
bearing_error_half_deg = field.bearing_error_half_deg
if r_eff_range is not None:
lo, hi = r_eff_range
if not (0 <= lo <= hi):
raise ValueError("r_eff_range 必须为递增非负区间")
return dataclasses.replace(base, field=dataclasses.replace(
field, bearing_error_half_deg=float(bearing_error_half_deg)))
__all__ = ["randomize_problem_config"]