{
  "camera": "oak-fcc-3",
  "modelo": "segformer_b1",
  "model_name": "2026_09_08",
  "main_class_name": "erva",
  "es_classes": "",
  "model_to_use": "geral",
  "raw_size": [1280, 800],
  "resolucao": [960, 600],
  "roi_inicio": 0.0,
  "roi_tamanho": 1.0,
  "shaves": 3,
  "source_channels": ["R", "G", "B", "RE", "NIR"],
  "channels": 5,
  "input_channels": ["R", "G", "B", "RE", "NIR"],
  "derived_channels": {
    "epsilon": 1e-6,
    "clip_min": -1.0,
    "clip_max": 1.0
  },
  "backbone": "nvidia/mit-b1",
  "fusion_mode": "stacked",
  "stats_source_tag": "stacked_raw5",
  "module_params_json": "calibration/mp_ov9782/module_params.json",
  "ckpt_test": "best_score",
  "multi_head": true,
  "heads": {
    "semantic": {
      "enabled": true,
      "type": "multiclass",
      "num_classes": 3,
      "mask_dir": "masks",
      "classes": {"chao": 0, "cana": 1, "erva": 2},
      "ignore_index": 255,
      "loss_weight": 0.20
    },
    "vegetation": {
      "enabled": true,
      "type": "binary",
      "num_classes": 2,
      "mask_dir": "masks_vegetation",
      "classes": {"background": 0, "vegetation": 1},
      "ignore_index": 255,
      "loss_weight": 0.15
    },
    "cana": {
      "enabled": true,
      "type": "binary",
      "num_classes": 2,
      "mask_dir": "masks_cana",
      "classes": {"not_cana": 0, "cana": 1},
      "ignore_index": 255,
      "loss_weight": 0.35
    },
    "target": {
      "enabled": true,
      "type": "binary",
      "num_classes": 2,
      "mask_dir": "__derived_target__",
      "classes": {"background": 0, "target": 1},
      "ignore_index": 255,
      "loss_weight": 0.30,
      "derived": true
    }
  },
  "training_v2": {
    "model": {
      "decoder_mode": "shared_light",
      "spectral_input_init": "zero_extra"
    },
    "augmentation": {
      "enabled": true,
      "horizontal_flip_p": 0.5,
      "vertical_flip_p": 0.0,
      "affine_p": 0.7,
      "rotate_deg": 5.0,
      "scale_min": 0.9,
      "scale_max": 1.1,
      "translate_frac": 0.04,
      "crop_p": 0.45,
      "crop_scale_min": 0.7,
      "crop_scale_max": 1.0,
      "crop_focus_target_p": 0.55,
      "crop_focus_cana_p": 0.25,
      "global_gain_p": 0.35,
      "global_gain_min": 0.92,
      "global_gain_max": 1.08,
      "band_gain_p": 0.25,
      "band_gain_min": 0.96,
      "band_gain_max": 1.04,
      "rgb_gamma_p": 0.2,
      "rgb_gamma_min": 0.94,
      "rgb_gamma_max": 1.06,
      "noise_p": 0.2,
      "noise_sigma_min": 0.001,
      "noise_sigma_max": 0.008,
      "blur_p": 0.12,
      "blur_kernel": 3,
      "sensor_channel_dropout_p": 0.0,
      "clip_physical": true
    },
    "sampler": {
      "mode": "diverse",
      "samples_per_epoch": 0,
      "tiny_target_pct": 0.005,
      "small_target_pct": 0.02,
      "medium_target_pct": 0.1
    },
    "class_weighting": {
      "method": "log_inverse",
      "log_offset": 1.02,
      "power": 0.5,
      "min_weight": 0.25,
      "max_weight": 4.0
    },
    "loss": {
      "dice_reduction": "per_image",
      "dice_smooth": 1.0,
      "boundary_weight": 0.0,
      "ohem_ratio": 0.0,
      "safety": {
        "enabled": true,
        "weight": 0.08,
        "cana_weight": 1.0,
        "ground_weight": 0.2
      }
    },
    "optimizer": {
      "encoder_lr": null,
      "patch_lr_mult": 2.0,
      "heads_lr_mult": 5.0,
      "weight_decay": null,
      "no_decay_bias": true,
      "no_decay_norm": true,
      "betas": [
        0.9,
        0.999
      ],
      "eps": 1e-08
    },
    "scheduler": {
      "mode": "poly",
      "warmup_ratio": 0.05,
      "warmup_start_factor": 0.1,
      "poly_power": 1.0,
      "min_lr_ratio": 0.02
    },
    "optimization": {
      "grad_clip_norm": 1.0,
      "matmul_precision": "high",
      "cudnn_benchmark": true,
      "persistent_workers": true,
      "prefetch_factor": 2
    },
    "target_distillation": {
      "enabled": false,
      "mode": "cross_head",
      "start_epoch": 8,
      "rampup_epochs": 12,
      "hard_weight": 0.75,
      "distill_weight": 0.25,
      "teacher_confidence_min": 0.6,
      "detach_teacher": true,
      "w_sem_erva": 0.45,
      "w_veg_not_cana": 0.35,
      "w_veg_suppressed": 0.2,
      "cana_suppression_power": 1.5
    },
    "metrics": {
      "target_thresholds": [
        0.3,
        0.4,
        0.5,
        0.6,
        0.7,
        0.8,
        0.9
      ],
      "ece_bins": 15,
      "scenario_metrics": true,
      "group_metrics": true,
      "rich_train_metrics": false,
      "operational_threshold": {
        "max_cana_spray_rate": 0.02,
        "max_ground_spray_rate": 0.03,
        "max_weed_miss_rate": 0.2,
        "score_weights": {
          "target_iou": 0.35,
          "target_f1": 0.2,
          "cana_safety": 0.25,
          "ground_safety": 0.1,
          "weed_recall": 0.1
        }
      }
    },
    "selection_score": {
      "target_iou": 0.4,
      "cana_iou": 0.2,
      "target_f1": 0.1,
      "vegetation_miou": 0.1,
      "semantic_miou": 0.05,
      "cana_safety": 0.15
    },
    "checkpoint": {
      "early_stop_min_delta": 0.0005,
      "save_best_safety": true,
      "save_best_legacy": true,
      "save_best_operational": true
    },
    "data": {
      "validate_npy_content": true,
      "skip_corrupt_samples": true,
      "max_corrupt_fraction": 0.005
    }
  }
}