{
  "source_checkpoint": "/mnt/liying_ckp/qwen_ft/robotwin_qwen3vl_2b-fastwam-stage2-q2-lora_20260830_140608/checkpoint-50000",
  "q3_init": "q2_copy",
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  "q3_lora_alpha": 256,
  "q3_lora_target_modules": [
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  ],
  "initialized_from_q3": null,
  "reward_mode": "subtask",
  "gt_reward_mode": "subtask",
  "rollout_reward_mode": "subtask"
}