export interface AdditionalMetrics {
    mean?: number;
    stdDev?: number;
    max?: number;
    min?: number;
    area?: number;
    radius?: number;
    modalityUnit?: string;
    areaUnit?: string;
    [key: string]: number | string | undefined;
}
export declare function extractAllNUMGroups(MeasurementGroup: any, referencedSOPInstanceUID: any): {};
export declare function restoreAdditionalMetrics(numGroups: any): AdditionalMetrics;