import type { Experience, PatternEntry, AntiPatternEntry, SkillProfile, VerificationHotspot } from './types.js';
export interface ExtractionResult {
    patterns: PatternEntry[];
    antiPatterns: AntiPatternEntry[];
    skillProfiles: SkillProfile[];
    verificationHotspots: VerificationHotspot[];
    extractedAt: string;
}
export declare class PatternExtractor {
    extract(experiences: Experience[], filter?: {
        domain?: string;
        since?: string;
    }): Promise<ExtractionResult>;
    private extractPatternsFromCluster;
    private computeSkillProfile;
    private computeHotspots;
    private inferClaimCategory;
    private deduplicateHotspots;
    private topN;
}