{
    "train_txt_dbs": ["/db/vqa_train_base-cased.db",
                      "/db/vqa_trainval_base-cased.db",
                      "/db/vqa_vg_base-cased.db"],
    "train_img_dbs": ["/img/coco_train2014/", "/img/coco_val2014", "/img/vg/"],
    "val_txt_db": "/db/vqa_devval_base-cased.db",
    "val_img_db": "/img/coco_val2014/",
    "checkpoint": "/pretrain/uniter-base-iclr.pt",
    "model_config": "/src/config/uniter-base.json",
    "output_dir": "/storage/vqa/default",
    "max_txt_len": 60,
    "conf_th": 0.2,
    "max_bb": 100,
    "min_bb": 10,
    "num_bb": 36,
    "train_batch_size": 10240,
    "val_batch_size": 10240,
    "gradient_accumulation_steps": 5,
    "learning_rate": 8e-05,
    "valid_steps": 500,
    "num_train_steps": 6000,
    "optim": "adamw",
    "betas": [
        0.9,
        0.98
    ],
    "dropout": 0.1,
    "weight_decay": 0.01,
    "grad_norm": 2.0,
    "warmup_steps": 600,
    "seed": 42,
    "fp16": true,
    "n_workers": 4,
    "pin_mem": true
}