export type Determinism = 'deterministic' | 'probabilistic';
export type EvidenceFindingSeverity = 'info' | 'low' | 'medium' | 'high' | 'critical';
export interface EvidenceFinding {
    readonly code: string;
    readonly severity: EvidenceFindingSeverity;
    readonly message: string;
    readonly location?: string;
}
export interface Provenance {
    readonly collectedBy: string;
    readonly adapterVersion: string;
    readonly artifactHash: string;
    readonly timestamp: string;
}
export interface EvidenceCalibration {
    readonly truePositiveRate: number;
    readonly trueNegativeRate: number;
    readonly measuredAt: string;
    readonly sampleSize?: number;
    readonly method?: string;
    readonly labelledBy?: string;
}
export interface Evidence {
    readonly source: string;
    readonly dimension: string;
    readonly metrics: Readonly<Record<string, number>>;
    readonly findings: readonly EvidenceFinding[];
    readonly determinism: Determinism;
    readonly provenance: Provenance;
    readonly calibration?: EvidenceCalibration;
}
export type EvidenceSignalStatus = 'present' | 'no-evidence';
export interface EvidenceSignal {
    readonly dimension: string;
    readonly status: EvidenceSignalStatus;
    readonly evidence: readonly Evidence[];
}
export interface RawEvidence {
    readonly source?: string;
    readonly dimension?: string;
    readonly metrics?: Readonly<Record<string, number>>;
    readonly findings?: readonly EvidenceFinding[];
    readonly determinism?: Determinism;
    readonly provenance?: Partial<Provenance>;
    readonly calibration?: Partial<EvidenceCalibration>;
}
export interface NormalizeOptions {
    readonly now?: () => string;
}
export declare function normalizeEvidence(raw: RawEvidence, opts?: NormalizeOptions): Evidence;
export interface EvidenceAdmissibilityPolicy {
    readonly minTruePositiveRate: number;
    readonly minTrueNegativeRate: number;
    readonly maxCalibrationAgeDays: number;
    readonly now?: () => Date;
}
export declare const DEFAULT_EVIDENCE_ADMISSIBILITY_POLICY: EvidenceAdmissibilityPolicy;
export type EvidenceAdmissibility = 'deterministic' | 'calibrated' | 'advisory-uncalibrated' | 'advisory-below-threshold' | 'advisory-stale-calibration';
export interface EvidenceAdmissibilityDecision {
    readonly source: string;
    readonly dimension: string;
    readonly blocking: boolean;
    readonly determinism: Determinism;
    readonly admissibility: EvidenceAdmissibility;
    readonly confidence?: number;
    readonly downgradedFromBlocking: boolean;
    readonly rationale: string;
}
export declare function admitEvidenceBlocking(evidence: Evidence, policy?: EvidenceAdmissibilityPolicy): EvidenceAdmissibilityDecision;
export declare function assessEvidenceAdmissibility(evidence?: readonly Evidence[], policy?: EvidenceAdmissibilityPolicy): EvidenceAdmissibilityDecision[];
export declare function admissibleBlockingEvidence(evidence?: readonly Evidence[], policy?: EvidenceAdmissibilityPolicy): Evidence[];
export declare function resolveEvidenceSignals(requestedDimensions: readonly string[], evidence?: readonly Evidence[]): EvidenceSignal[];
export declare const DEFAULT_QUALITY_DIMENSION = "quality";
export declare function foldQualitySignals(evidence?: readonly Evidence[]): EvidenceSignal[];