/**
 * Source-quality diagnostics (BP-v2.1-LATER-D2).
 *
 * Pure, fixture-friendly assessment of weak / inconsistent stanceLabel,
 * evidenceScore, and credibility inputs. Output is render-only / non-hashed —
 * never enters NETWORK_RECEIPT_HASH_FIELDS or master/delta hash lists.
 */
export type StanceLabelInput = 'supports' | 'opposes' | 'mixed' | 'neutral' | 'insufficient';
/** Per-source quality inputs supplied by the host (or attached non-hashed on the envelope). */
export interface SourceQualityInput {
    /** Stable source id for machine-checkable refs (url, node id, etc.). */
    id: string;
    stanceLabel?: StanceLabelInput | string;
    stanceValue?: number;
    stanceConfidence?: number;
    stanceEvidence?: string;
    /** Declared evidence quality score on 0–100 (or absent). */
    evidenceScore?: number;
    /**
     * Declared credibility. Hosts may pass 0–1 or 0–100.
     * Absent means undeclared (would silently default to mid-scale in weighting).
     */
    credibility?: number;
}
export type SourceQualityKind = 'weak' | 'inconsistent';
export type SourceQualityCode = 'stanceLabel.missing' | 'stanceLabel.insufficient' | 'stanceLabel.ungrounded' | 'stanceLabel.value_inconsistent' | 'evidenceScore.missing' | 'evidenceScore.weak' | 'evidenceScore.confidence_theater' | 'credibility.missing' | 'credibility.weak' | 'credibility.defaulted_as_strong' | 'confidence.theater_risk';
export interface SourceQualityDiagnostic {
    code: SourceQualityCode;
    kind: SourceQualityKind;
    /** Source id, or `*` for run-level diagnostics. */
    sourceId: string;
    field: 'stanceLabel' | 'evidenceScore' | 'credibility' | 'confidence';
    /** Machine-checkable observation — never claims high confidence or proof. */
    note: string;
}
/** Documented AC matrix thresholds (fixture-stable). */
export declare const SOURCE_QUALITY_THRESHOLDS: {
    /** evidenceScore below this (0–100) is weak. */
    readonly weakEvidenceScore: 30;
    /** Normalized credibility below this (0–100) is weak. */
    readonly weakCredibilityScore: 30;
    /** Stance confidence at/above this with weak evidence is theater. */
    readonly highStanceConfidence: 0.9;
    /** Grounded-source floor from uvrn-stance-v1 §2.1 / §3. */
    readonly stanceConfidenceFloor: 0.6;
};
/**
 * Assess source-quality inputs against the D2 AC matrix.
 * Returns deterministic diagnostics sorted by (code, sourceId).
 */
export declare function assessSourceQuality(sources: readonly SourceQualityInput[]): SourceQualityDiagnostic[];
/**
 * When weak/inconsistent source-quality diagnostics exist alongside an aligned
 * high-confidence measurement story, emit a run-level theater-risk diagnostic.
 */
export declare function assessConfidenceTheaterRisk(args: {
    diagnostics: readonly SourceQualityDiagnostic[];
    verdictTone: string;
    measurementConfidences: readonly number[];
}): SourceQualityDiagnostic | undefined;
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