Hooked classifier — hooked_cls_v20260416b

split: test｜正樣本 = is_hooked=1（有掛勾），負樣本 = is_hooked=0（漏掛）

模型下載

hooked_cls_v20260416b/best.pt
同目錄附 args.json / snapshot.json / eval_test.json

摘要

AUC

0.838

0.730

漏掛 Recall
(R@NOT_hooked, thr=0.5)

0.844

best-F1 @ thr 0.1

0.723

Threshold sweep

threshold	P(hooked)	R(hooked)	F1	P(NOT_hooked)	R(NOT_hooked) = 漏掛召回	TP	FP	FN	TN
0.1	0.611	0.886	0.723	0.900	0.645	404	257	52	466
0.2	0.654	0.800	0.720	0.853	0.733	365	193	91	530
0.3	0.667	0.728	0.696	0.818	0.770	332	166	124	557
0.4	0.697	0.680	0.688	0.801	0.813	310	135	146	588
0.5	0.716	0.625	0.667	0.781	0.844	285	113	171	610
0.6	0.743	0.559	0.638	0.760	0.878	255	88	201	635
0.7	0.764	0.476	0.586	0.733	0.907	217	67	239	656
0.8	0.767	0.382	0.510	0.704	0.927	174	53	282	670
0.9	0.752	0.252	0.378	0.668	0.947	115	38	341	685

ROC / PR

Error gallery（預設 thr=0.5）

❗ 最嚴重：真實漏掛但模型說有掛（miss）（16 張）

score=1.00

1977_122_0.jpg

score=0.99

1977_119_0.jpg

score=0.99

1977_165_1.jpg

score=0.99

1977_114_0.jpg

score=0.99

1977_118_0.jpg

score=0.99

1977_3_0.jpg

score=0.99

1977_120_0.jpg

score=0.99

1977_4_0.jpg

score=0.99

1977_0_0.jpg

score=0.99

1983_31_4.jpg

score=0.99

1977_69_0.jpg

score=0.99

1977_2_0.jpg

score=0.98

1977_124_0.jpg

score=0.98

1983_13_2.jpg

score=0.98

1977_1_0.jpg

score=0.98

1977_60_0.jpg

⚠️ 誤報：真實有掛但模型說沒掛（16 張）

score=0.00

1977_168_0.jpg

score=0.00

1977_151_2.jpg

score=0.00

1980_124_1.jpg

score=0.00

1993_22_1.jpg

score=0.01

1980_59_0.jpg

score=0.01

1980_122_0.jpg

score=0.01

1980_78_1.jpg

score=0.01

1980_57_1.jpg

score=0.01

1977_169_1.jpg

score=0.01

1980_121_0.jpg

score=0.01

1980_125_1.jpg

score=0.01

1977_150_0.jpg

score=0.01

1980_120_1.jpg

score=0.01

1993_21_1.jpg

score=0.01

1980_9_0.jpg

score=0.02

1980_63_1.jpg

Seg head 可視化（紅色 = 模型 attention）

正樣本（is_hooked=1）

cls=0.87

2633_1_0.jpg

cls=0.88

2633_2_0.jpg

cls=0.74

2633_3_0.jpg

cls=0.88

2633_5_0.jpg

cls=0.97

2633_6_0.jpg

cls=0.94

2633_8_2.jpg

負樣本（is_hooked=0，應該沒有紅色 attention）

cls=0.17

2633_0_0.jpg

cls=0.05

2633_4_0.jpg

cls=0.95

2633_7_0.jpg

cls=0.02

2633_8_0.jpg

cls=0.26

2633_8_1.jpg

cls=0.16

2633_9_1.jpg

Snapshot

{
  "created_at": "2026-04-16T06:59:09.752411+00:00",
  "project": 14,
  "padding_top": 0.6,
  "padding_bot": 0.0,
  "padding_left": 1.0,
  "padding_right": 1.0,
  "dist_threshold_px": 50.0,
  "total_person_crops": 12134,
  "positive_is_hooked": 5012,
  "negative_is_hooked": 7122,
  "pos_ratio": 0.41305422778968187,
  "split": {
    "train": 8737,
    "val": 2218,
    "test": 1179
  },
  "split_x_is_hooked": {
    "train": {
      "0": 4900,
      "1": 3837
    },
    "val": {
      "1": 719,
      "0": 1499
    },
    "test": {
      "0": 723,
      "1": 456
    }
  },
  "tasks_used": [
    {
      "id": 1973,
      "name": "",
      "subset": "",
      "persons_used": 33
    },
    {
      "id": 1974,
      "name": "",
      "subset": "",
      "persons_used": 105
    },
    {
      "id": 1975,
      "name": "",
      "subset": "",
      "persons_used": 26
    },
    {
      "id": 1976,
      "name": "",
      "subset": "",
      "persons_used": 52
    },
    {
      "id": 1977,
      "name": "",
      "subset": "",
      "persons_used": 402
    },
    {
      "id": 1978,
      "name": "",
      "subset": "",
      "persons_used": 1869
    },
    {
      "id": 1979,
      "name": "",
      "subset": "",
      "persons_used": 628
    },
    {
      "id": 1980,
      "name": "",
      "subset": "",
      "persons_used": 233
    },
    {
      "id": 1981,
      "name": "",
      "subset": "",
      "persons_used": 1455
    },
    {
      "id": 1982,
      "name": "",
      "subset": "",
      "persons_used": 187
    },
    {
      "id": 1983,
      "name": "",
      "subset": "",
      "persons_used": 242
    },
    {
      "id": 1984,
      "name": "",
      "subset": "",
      "persons_used": 642
    },
    {
      "id": 1985,
      "name": "",
      "subset": "",
      "persons_used": 56
    },
    {
      "id": 1986,
      "name": "",
      "subset": "",
      "persons_used": 351
    },
    {
      "id": 1989,
      "name": "",
      "subset": "",
      "persons_used": 14
    },
    {
      "id": 1990,
      "name": "",
      "subset": "",
      "persons_used": 18
    },
    {
      "id": 1992,
      "name": "",
      "subset": "",
      "persons_used": 110
    },
    {
      "id": 1993,
      "name": "",
      "subset": "",
      "persons_used": 47
    },
    {
      "id": 1994,
      "name": "",
      "subset": "",
      "persons_used": 40
    },
    {
      "id": 1995,
      "name": "",
      "subset": "",
      "persons_used": 39
    },
    {
      "id": 1996,
      "name": "",
      "subset": "",
      "persons_used": 10
    },
    {
      "id": 1997,
      "name": "",
      "subset": "",
      "persons_used": 15
    },
    {
      "id": 1998,
      "name": "",
      "subset": "",
      "persons_used": 34
    },
    {
      "id": 1999,
      "name": "",
      "subset": "",
      "persons_used": 220
    },
    {
      "id": 2000,
      "name": "",
      "subset": "",
      "persons_used": 282
    },
    {
      "id": 2001,
      "name": "",
      "subset": "",
      "persons_used": 104
    },
    {
      "id": 2002,
      "name": "",
      "subset": "",
      "persons_used": 41
    },
    {
      "id": 2004,
      "name": "",
      "subset": "",
      "persons_used": 30
    },
    {
      "id": 2070,
      "name": "",
      "subset": "",
      "persons_used": 2007
    },
    {
      "id": 2071,
      "name": "",
      "subset": "",
      "persons_used": 465
    },
    {
      "id": 2334,
      "name": "",
      "subset": "",
      "persons_used": 427
    },
    {
      "id": 2335,
      "name": "",
      "subset": "",
      "persons_used": 213
    },
    {
      "id": 2338,
      "name": "",
      "subset": "",
      "persons_used": 93
    },
    {
      "id": 2339,
      "name": "",
      "subset": "",
      "persons_used": 923
    },
    {
      "id": 2633,
      "name": "",
      "subset": "",
      "persons_used": 13
    },
    {
      "id": 2634,
      "name": "",
      "subset": "",
      "persons_used": 64
    },
    {
      "id": 2635,
      "name": "",
      "subset": "",
      "persons_used": 33
    },
    {
      "id": 2636,
      "name": "",
      "subset": "",
      "persons_used": 73
    },
    {
      "id": 2637,
      "name": "",
      "subset": "",
      "persons_used": 160
    },
    {
      "id": 2638,
      "name": "",
      "subset": "",
      "persons_used": 42
    },
    {
      "id": 2639,
      "name": "",
      "subset": "",
      "persons_used": 25
    },
    {
      "id": 2640,
      "name": "",
      "subset": "",
      "persons_used": 87
    },
    {
      "id": 3179,
      "name": "",
      "subset": "",
      "persons_used": 4
    },
    {
      "id": 3180,
      "name": "",
      "subset": "",
      "persons_used": 24
    },
    {
      "id": 3181,
      "name": "",
      "subset": "",
      "persons_used": 93
    },
    {
      "id": 3182,
      "name": "",
      "subset": "",
      "persons_used": 103
    }
  ],
  "tasks_excluded": [],
  "skipped_tiny": 44
}