/**
 * IAB Content Taxonomy Mapper
 * Maps IAB 2.x codes/labels to IAB 3.0 taxonomy
 */
export interface MapConfig {
    fuzzyCut?: number;
    fuzzyMethod?: 'rapidfuzz' | 'tfidf';
    maxTopics?: number;
    dropScd?: boolean;
    cattax?: string;
    overridesPath?: string;
}
export interface TopicMatch {
    id: string;
    label: string;
    confidence: number;
    source: string;
    scd?: boolean;
}
export interface VectorValues {
    channel?: string;
    type?: string;
    format?: string;
    language?: string;
    source?: string;
    environment?: string;
}
export interface MappedRecord {
    in_code?: string;
    in_label: string;
    out_ids: string[];
    out_labels: string[];
    topic_ids: string[];
    topic_confidence: number[];
    topic_sources: string[];
    topic_scd: boolean[];
    vectors: VectorValues;
    cattax: string;
    openrtb: {
        content: {
            cat: string[];
            cattax: string;
        };
    };
    vast_contentcat: string;
    topics: TopicMatch[];
}
export interface InputRecord {
    code?: string;
    label: string;
    channel?: string;
    type?: string;
    format?: string;
    language?: string;
    source?: string;
    environment?: string;
}
export interface Override {
    code?: string | null;
    label?: string | null;
    ids: string[];
}
export declare class Mapper {
    private cfg;
    private iab2;
    private iab3;
    private syn2;
    private syn3;
    private aliasIdx;
    private labels3;
    private labelToId;
    private idToRow;
    private retriever?;
    private vectors;
    private overrides;
    constructor(cfg?: MapConfig, dataDir?: string);
    private loadJson;
    private tryLoadJson;
    /**
     * Map a single label/code to IAB 3.0 topics
     */
    mapTopics(inLabel: string): TopicMatch[];
    private applyOverrides;
    private mapVectors;
    /**
     * Map a complete record with code, label, and optional vector attributes
     */
    mapRecord(rec: InputRecord): MappedRecord;
    /**
     * Map multiple records
     */
    mapRecords(records: InputRecord[]): MappedRecord[];
}