preprocess.json

{
    "pre": [
        {
            "background_color": "white",
            "interpolation": "bilinear",
            "size": [
                512,
                512
            ],
            "type": "pad_to_size"
        }
    ],
    "test": [
        {
            "background_color": "white",
            "interpolation": "bilinear",
            "size": [
                512,
                512
            ],
            "type": "pad_to_size"
        },
        {
            "antialias": true,
            "interpolation": "bicubic",
            "max_size": null,
            "size": 448,
            "type": "resize"
        },
        {
            "size": [
                448,
                448
            ],
            "type": "center_crop"
        },
        {
            "type": "maybe_to_tensor"
        },
        {
            "mean": [
                0.48500001430511475,
                0.4560000002384186,
                0.4059999883174896
            ],
            "std": [
                0.2290000021457672,
                0.2240000069141388,
                0.22499999403953552
            ],
            "type": "normalize"
        }
    ],
    "val": [
        {
            "background_color": "white",
            "interpolation": "bilinear",
            "size": [
                512,
                512
            ],
            "type": "pad_to_size"
        },
        {
            "antialias": true,
            "interpolation": "bicubic",
            "max_size": null,
            "size": 448,
            "type": "resize"
        },
        {
            "size": [
                448,
                448
            ],
            "type": "center_crop"
        },
        {
            "type": "maybe_to_tensor"
        },
        {
            "mean": [
                0.48500001430511475,
                0.4560000002384186,
                0.4059999883174896
            ],
            "std": [
                0.2290000021457672,
                0.2240000069141388,
                0.22499999403953552
            ],
            "type": "normalize"
        }
    ]
}