{
  "schema_version": "wide_deep_REPAIR_round3_summary_v1",
  "arm": "WDT_REPAIR",
  "round": 3,
  "status": "COMPLETE",
  "observed_at_utc": "2026-11-02T06:28:20.285682+00:00",
  "observed_at_beijing": "2026-11-02 14:28:20",
  "started_at_utc": "2026-11-02T04:46:39.165028+00:00",
  "completed_at_utc": "2026-11-02T06:22:35.663424+00:00",
  "completed_at_beijing": "2026-11-02 14:22:35",
  "questions": 44,
  "answers": 352,
  "seed_questions": 20,
  "seed_answers": 160,
  "seed_successes": 118,
  "previous_round_seed_successes": 125,
  "common_old_questions": 32,
  "common_old_answers": 256,
  "common_old_successes_previous": 159,
  "common_old_successes_current": 164,
  "review_questions": 12,
  "new_questions": 12,
  "effective_questions": 18,
  "all_correct_questions": 17,
  "all_wrong_questions": 9,
  "effective_new_questions": 4,
  "effective_questions_definition": "同一道题的八份回答有对有错，能提供本轮主练的成败比较。",
  "new_difficulty_by_kind": {
    "deep_down": {
      "all_failed": 0,
      "all_succeeded": 1,
      "effective_questions": 1,
      "minimum_actions_delta_range": [
        -5,
        -4
      ],
      "questions": 2,
      "required_chain_depth_delta_range": [
        -1,
        -1
      ]
    },
    "deep_up": {
      "all_failed": 1,
      "all_succeeded": 0,
      "effective_questions": 3,
      "minimum_actions_delta_range": [
        2,
        4
      ],
      "questions": 4,
      "required_chain_depth_delta_range": [
        1,
        1
      ]
    },
    "wide": {
      "all_failed": 2,
      "all_succeeded": 4,
      "effective_questions": 0,
      "minimum_actions_delta_range": [
        -1,
        1
      ],
      "questions": 6,
      "required_chain_depth_delta_range": [
        -1,
        0
      ]
    }
  },
  "signal_coverage": {
    "failed_questions": 20,
    "first_answer_failed_questions": 10,
    "independent_student_answers": 0,
    "later_failures_considered": 10,
    "mixed_source_questions": 14,
    "regressed_question_ids": [
      "generated:local_textcraft_188",
      "generated:local_textcraft_248",
      "generated:local_textcraft_280",
      "generated:local_textcraft_462",
      "generated:local_textcraft_502",
      "generated:local_textcraft_517"
    ],
    "source_questions": 32,
    "upward_sources_skipped_without_teacher_proposals": 1
  },
  "main_learning_updates": 1,
  "repair_learning_updates": 1,
  "new_learning_updates_completed": 2,
  "main_learning_complete": true,
  "repair_learning_complete": true,
  "main_model_saved": true,
  "repair_model_saved": true,
  "model_saved": true,
  "main_learning_reused": false,
  "new_branch_answers": 352,
  "collection_policy_id": "64bba71af88c1427cc676e23f26a83f3f6f70ead23698dae58c93bd283d64fe7",
  "main_policy_id": "f445a3e252ec14df358c1fc37bb26fd7c0756cce8034ad607926b0642b7330a7",
  "final_policy_id": "aeca99455724c3b1855ef6b0ed30ea2fce7dd20dfd01f7a907d386b0c2667ce3",
  "previous_round_final_model_matches_collection_model": true,
  "answers_collected_before_third_learning": true,
  "completed_main_learning_rounds_before_collection": 2,
  "answer_meaning": "第三轮答卷在本轮主练和纠错前收集，反映第二轮最终模型。第三轮最终效果待共同30题测试。",
  "effect_interpretation": "固定20道种子由125/160降至118/160；共同32道旧题由159/256升至164/256，两个范围的变化方向不同。",
  "repair": {
    "accepted_by_mode": {
      "prevention": 31,
      "recovery": 15
    },
    "accepted_proposals": 46,
    "optimizer_steps": 1,
    "proposal_count": 69,
    "rejection_reasons": {
      "NO_SUCCESSFUL_RELEVANT_CORRECTION": 2,
      "SUFFIX_DID_NOT_COMPLETE_ORIGINAL_TASK": 21
    },
    "repaired_target_ids": [
      "generated:cluster_wdt_r1_s0",
      "generated:cluster_wdt_r1_s18",
      "generated:cluster_wdt_repair_r2_s12",
      "generated:cluster_wdt_repair_r2_s2",
      "generated:cluster_wdt_repair_r2_s3",
      "generated:cluster_wdt_repair_r2_s5",
      "generated:cluster_wdt_repair_r3_s21",
      "generated:cluster_wdt_repair_r3_s23",
      "generated:cluster_wdt_repair_r3_s5",
      "generated:cluster_wdt_repair_r3_s7",
      "generated:local_textcraft_188",
      "generated:local_textcraft_248",
      "generated:local_textcraft_280",
      "generated:local_textcraft_448",
      "generated:local_textcraft_462",
      "generated:local_textcraft_489",
      "generated:local_textcraft_502",
      "generated:local_textcraft_517"
    ],
    "selected_actions": 73,
    "original_target_count": 23,
    "original_goal_completed_proposals": 47,
    "accepted_target_count": 18,
    "completed_original_goal_without_accepted_actions": 1,
    "selected_correction_tokens": 1055,
    "original_target_cases": [
      {
        "task_id": "generated:local_textcraft_477",
        "label": "书架",
        "proposals": 3,
        "original_goal_completed_proposals": 0,
        "accepted_proposals": 0
      },
      {
        "task_id": "generated:local_textcraft_489",
        "label": "完整红旗",
        "proposals": 3,
        "original_goal_completed_proposals": 3,
        "accepted_proposals": 3
      },
      {
        "task_id": "generated:local_textcraft_188",
        "label": "安山岩",
        "proposals": 3,
        "original_goal_completed_proposals": 3,
        "accepted_proposals": 2
      }
    ],
    "original_goal_completion_definition": "原记录 judge_status 为 PASS；与是否存在合格学习动作分别统计。",
    "accepted_proposals_definition": "完成原目标并通过改正动作筛选的方案。",
    "selected_actions_definition": "去掉重复项后，实际用于纠错学习的合格改正动作数。",
    "student_independent_success_after_learning_verified": false
  },
  "final_common30_test_completed": false,
  "complete_round_seconds": 5756.498396,
  "stage_seconds": {
    "plan-round": 2566.931565,
    "train-round": 3189.53828
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  "pure_parameter_training_seconds": null,
  "timing_scope": "完整一轮，含出题、作答、主练、纠错、保存和阶段切换。",
  "stage_observation_intervals": {
    "remaining_answers_and_preparation_seconds_interval": [
      696.882401,
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    ],
    "main_learning_plus_saving_seconds_interval": [
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    "repair_material_generation_and_validation_seconds_interval": [
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    ],
    "repair_learning_saving_and_exit_seconds_interval": [
      17.183427,
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    ]
  },
  "stage_observation_interval_scope": "相邻观察确定的时间范围，不是纯模型计算时间；区间上限不能直接相加。",
  "question_results": [
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      "task_id": "generated:local_textcraft_188",
      "section": "seed",
      "kind": "root",
      "successes": 7,
      "attempts": 8,
      "has_signal": true,
      "included_in_update": true
    },
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      "successes": 8,
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      "has_signal": false,
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    },
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    },
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