{
    "Modality": {
        "type": "option",
        "required": true,
        "options": [
            "CT",
            "MRI",
            "T1",
            "T2",
            "X-ray",
            "Fluoroscopy",
            "US",
            "PET"
        ]
    },
    "OriImg_path": {
        "type": "string",
        "required": true
    },
    "Label_path": {
        "type": "dict",
        "required": false,
        "keys": [
            "classification",
            "segmentation",
            "regression",
            "detection",
            "localization",
            "registration",
            "other"
        ],
        "value": {
            "type": "dict",
            "required": false,
            "keys": [
                "lung",
                "liver",
                "heart",
                "brain",
                "kidney"
            ],
            "value": {
                "type": "string",
                "required": false
            }
        }
    },
    "ROI": {
        "type": "option",
        "required": false,
        "options": [
            "chest-abdomen",
            "abdomen-pelvis",
            "head",
            "neck",
            "skeleton",
            "chest",
            "abdomen",
            "shoulder",
            "leg",
            "arm",
            "hand",
            "foot",
            "pelvis"
        ]
    },
    "Label_tissue": {
        "type": "list",
        "required": false,
        "items": {
            "type": "option",
            "required": true,
            "options": [
                "lung",
                "liver",
                "heart",
                "brain",
                "kidney",
                "spleen",
                "pancreas",
                "stomach",
                "intestine",
                "muscle",
                "bone"
            ]
        }
    },
    "Task": {
        "type": "list",
        "required": false,
        "items": {
            "type": "option",
            "required": true,
            "options": [
                "classification",
                "segmentation"
            ]
        }
    },
    "Spacing_mm": {
        "type": "float",
        "required": true
    },
    "Size": {
        "type": "list",
        "required": true,
        "items": {
            "type": "int",
            "required": true
        }
    },
    "Dataset_name": {
        "type": "string",
        "required": true
    }
}