79 lines
4.2 KiB
Python
79 lines
4.2 KiB
Python
"""无老师挖错一轮（方案 §7.2）：出题 → 闭环作答（关安全层）→ 验算 → 错题分类 → 错题+邻居进 APG 采样池。
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python -m ml.mining.mine_round --ckpt ml/runs/apg/best.pt --seed 1001 --n 50000 --out ml/runs/mine/r1
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造固定门禁集（只做一次）：python -m ml.mining.mine_round --make-gate 2000 --seed 777 --out ml/runs
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输出：pool.jsonl（错题与 ±5 mm/±3° 邻居，E1/E6 ×2）、e2_tasks.jsonl（卡在局部极小，可离线请老师补路径）、report.json/.md
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错题类：E1 撞 / E2 没到且离目标 > 20 mm（局部极小）/ E3 用时 > 4 s / E4 没到但 < 20 mm（末端精度）/ E5 J1 换向 ≥ 3 次（摇摆）"""
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import argparse, json, os
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import torch
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from ml.common.kin_torch import Kin
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from ml.model.policy import build
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from ml.sim.closed_loop import rollout, goal_err, tasks_to_tensors
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from ml.mining.tasks import sample_tasks, neighbours
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def main():
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ap = argparse.ArgumentParser()
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ap.add_argument('--ckpt'); ap.add_argument('--seed', type=int, default=1001); ap.add_argument('--n', type=int, default=50000)
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ap.add_argument('--out', required=True); ap.add_argument('--bs', type=int, default=512); ap.add_argument('--neigh', type=int, default=10)
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ap.add_argument('--make-gate', type=int, default=0)
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ap.add_argument('--mix', default='0.3,0.3,0.3,0.1', help='A,B,C,D 占比；贴立柱门禁集用 0,0,1,0')
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ap.add_argument('--name', default='gate_tasks.jsonl')
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ap.add_argument('--device', default='cuda' if torch.cuda.is_available() else 'cpu')
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a = ap.parse_args()
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os.makedirs(a.out, exist_ok=True)
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kin = Kin(device=a.device)
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if a.make_gate:
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ts = sample_tasks(kin, a.make_gate, a.seed, mix=tuple(float(x) for x in a.mix.split(',')))
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with open(os.path.join(a.out, a.name), 'w') as f:
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for t in ts: f.write(json.dumps(t) + '\n')
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print('gate tasks', len(ts)); return
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ck = torch.load(a.ckpt, map_location=a.device)
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model = build(ck['cfg']).to(a.device); model.load_state_dict(ck['model']); model.eval()
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tasks = sample_tasks(kin, a.n, a.seed)
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g = torch.Generator(); g.manual_seed(a.seed)
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cls = {k: [] for k in ('E1', 'E2', 'E3', 'E4', 'E5', 'ok')}
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for i in range(0, len(tasks), a.bs):
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tb = tasks[i:i + a.bs]
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_, per = rollout(model, kin, tb, a.device, K=8, safety=False, seed=a.seed + i, max_sec=6.0, return_traj=True)
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q0, T, R, _, _ = tasks_to_tensors(tb, a.device)
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tr = per['traj']
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e, _ = goal_err(kin, tr[:, -1].to(a.device), T, R)
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d1 = tr[:, 1:, 0] - tr[:, :-1, 0]
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sg = torch.sign(torch.where(d1.abs() > 0.05, d1, torch.zeros_like(d1)))
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sw = torch.zeros(len(tb))
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for b in range(len(tb)):
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s = sg[b][sg[b] != 0]
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sw[b] = (s[1:] != s[:-1]).sum() if s.numel() > 1 else 0
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for b, t in enumerate(tb):
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if per['col'][b] > 0: cls['E1'].append(t)
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elif not per['done'][b]: (cls['E2'] if e[b] > 20 else cls['E4']).append(t)
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elif per['t_done'][b] > 4.0: cls['E3'].append(t)
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elif sw[b] >= 3: cls['E5'].append(t)
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else: cls['ok'].append(t)
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pool = []
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for k, lst in cls.items():
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if k == 'ok': continue
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rep = 2 if k == 'E1' else 1
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for t in lst:
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t = dict(t); t['hard'] = True; t['err'] = k
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for _ in range(rep): pool.append(t); pool += neighbours(t, a.neigh, g)
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with open(os.path.join(a.out, 'pool.jsonl'), 'w') as f:
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for t in pool: f.write(json.dumps(t) + '\n')
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with open(os.path.join(a.out, 'e2_tasks.jsonl'), 'w') as f:
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for t in cls['E2'][:2000]: f.write(json.dumps(t) + '\n')
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n = len(tasks)
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rep = {'n': n, **{k: len(v) / n for k, v in cls.items()}, 'pool': len(pool)}
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bycat = {}
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for k, lst in cls.items():
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for t in lst: bycat.setdefault(t['cat'], {}).setdefault(k, 0); bycat[t['cat']][k] += 1
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rep['by_cat'] = bycat
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json.dump(rep, open(os.path.join(a.out, 'report.json'), 'w'), indent=1)
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md = ['# 挖错报告', '', f'任务 {n}，错题池 {len(pool)}', '', '| 类 | 占比 |', '|---|---:|'] + [f'| {k} | {len(v) / n:.2%} |' for k, v in cls.items()]
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open(os.path.join(a.out, 'report.md'), 'w').write('\n'.join(md) + '\n')
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print(json.dumps(rep, indent=1))
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if __name__ == '__main__':
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main()
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