export interface CalibrationLabel {
    readonly subject: string;
    readonly rulesetId: string;
    readonly gateBlocked: boolean;
    readonly humanBlocked: boolean;
    readonly secondHumanBlocked?: boolean;
}
export interface ConfusionMatrix {
    readonly truePositive: number;
    readonly falsePositive: number;
    readonly falseNegative: number;
    readonly trueNegative: number;
    readonly total: number;
}
export interface RateWithInterval {
    readonly value: number | null;
    readonly lower: number | null;
    readonly upper: number | null;
    readonly denominator: number;
}
export declare function buildConfusionMatrix(labels: readonly CalibrationLabel[]): ConfusionMatrix;
export declare function wilsonInterval(successes: number, trials: number, z?: number): RateWithInterval;
export declare function falseBlockRate(m: ConfusionMatrix): RateWithInterval;
export declare function precision(m: ConfusionMatrix): RateWithInterval;
export declare function recall(m: ConfusionMatrix): RateWithInterval;
export declare function specificity(m: ConfusionMatrix): RateWithInterval;
export declare function cohensKappa(m: ConfusionMatrix): number | null;
export declare function humanAgreement(labels: readonly CalibrationLabel[]): number | null;