experiment: dinov3_gyuyig_tsugdri_binary
task: gyuyig_tsugdri_binary_classification

balanced_dataset_repo: BDRC/gyuyig-tsugdri-binary-balanced-script-classification-dataset
val_ratio: 0.15


warmstart_repo: BDRC/4-class-balanced-script-classifier
warmstart_checkpoint_file: final_model.pt

output_dir: checkpoints
model_id: facebook/dinov3-vits16-pretrain-lvd1689m
seed: 42
batch_size: 16
num_workers: 8
no_amp: false
no_weighted_sampler: true
skip_stage_c: false
gradient_checkpointing: true

train_preprocess: center_crop
val_preprocess: center_crop
test_preprocess: center_crop
preprocess_size: 224

pooling: cls_token

epochs_a: 7
epochs_b: 10
epochs_c: 12
unfreeze_blocks_b: 4
unfreeze_blocks_c: 8

lr_head_a: 5.0e-4
lr_backbone_b: 1.0e-5
lr_head_b: 1.0e-4
lr_backbone_c: 1.5e-5
lr_head_c: 5.0e-5

scheduler: cosine_warmup
warmup_epochs_a: 0
warmup_epochs_b: 1
warmup_epochs_c: 1
warmup_start_factor: 0.01
min_lr_ratio: 0.01

weight_decay: 0.02
grad_clip_norm: 1.0
dropout: 0.1
label_smoothing: 0.05
class_weight_mode: sqrt_inverse_freq

early_stop_patience: 6
early_stop_min_delta: 0.001