import type { AssetCatalogEntry, DemandProfile, SelectionRegistry } from "../../types.js";
interface RelevanceFilterResult {
    selectedEntries: AssetCatalogEntry[];
    rejectedEntries: AssetCatalogEntry[];
}
interface DemandRelevanceTerms {
    exactHighSignalTerms: Set<string>;
    highSignalPhrases: string[][];
    lowSignalTerms: Set<string>;
    demandKeywords: Set<string>;
    stackAnchorTerms: Set<string>;
    primaryStackAnchorTerms: Set<string>;
}
interface CatalogTermData {
    documentFrequency: Map<string, number>;
    entryTermsByEntry: Map<AssetCatalogEntry, Set<string>>;
}
/**
 * Filters catalog entries to assets that overlap with workspace demand signals.
 */
export declare function filterCatalogEntriesByDemandRelevance(catalogEntries: AssetCatalogEntry[], demandProfile: DemandProfile | null): RelevanceFilterResult;
/**
 * Partitions catalog entries by demand relevance.
 *
 * Separated from `filterCatalogEntriesByDemandRelevance` so the guarded
 * term-index lookup (#433) can be exercised directly: callers must pass a
 * term index consistent with `catalogEntries`; a mismatched index throws
 * with a descriptive error instead of producing `undefined` terms.
 */
declare function selectRelevantEntries(catalogEntries: AssetCatalogEntry[], catalogTermData: CatalogTermData, demandTerms: DemandRelevanceTerms): RelevanceFilterResult;
/**
 * Groups catalog entries for selection in the lifecycle pipeline.
 */
export declare function groupCatalogEntriesForSelection(catalogEntries: AssetCatalogEntry[]): Map<string, AssetCatalogEntry[]>;
/**
 * Compares selection candidate values for stable ordering.
 */
export declare function compareSelectionCandidates(left: AssetCatalogEntry, right: AssetCatalogEntry, selectionRegistry: SelectionRegistry): number;
/**
 * Builds selection reason from the provided inputs.
 */
export declare function buildSelectionReason(selectedEntry: AssetCatalogEntry, selectionRegistry: SelectionRegistry): string;
declare function buildDemandTermSet(demandProfile: DemandProfile | null, catalogTermDocumentFrequency: Map<string, number>, catalogEntryCount: number): DemandRelevanceTerms;
declare function addDemandSignal(value: string, exactHighSignalTerms: Set<string>, highSignalPhrases: string[][], lowSignalTerms: Set<string>, demandKeywords: Set<string>, catalogTermDocumentFrequency: Map<string, number>, catalogEntryCount: number, stackAnchorTerms?: Set<string>, primaryStackAnchorTerms?: Set<string>): void;
declare function classifyDemandKeyword(keyword: string, catalogTermDocumentFrequency: Map<string, number>, catalogEntryCount: number): "exact" | "low";
declare function normalizeDemandSignalKeywords(value: string): string[];
declare function matchesTermGroupSet(terms: Set<string>, termGroups: string[][]): boolean;
declare function isCatalogCommonHighSignal(keyword: string, catalogTermDocumentFrequency: Map<string, number>, catalogEntryCount: number): boolean;
declare function buildCatalogTermData(catalogEntries: AssetCatalogEntry[]): CatalogTermData;
/**
 * Exposes focused catalog-selection helpers for deterministic coverage.
 */
export declare const catalogSelectionInternals: {
    addDemandSignal: typeof addDemandSignal;
    buildCatalogTermData: typeof buildCatalogTermData;
    buildDemandTermSet: typeof buildDemandTermSet;
    classifyDemandKeyword: typeof classifyDemandKeyword;
    isCatalogCommonHighSignal: typeof isCatalogCommonHighSignal;
    matchesTermGroupSet: typeof matchesTermGroupSet;
    normalizeDemandSignalKeywords: typeof normalizeDemandSignalKeywords;
    selectRelevantEntries: typeof selectRelevantEntries;
};
/**
 * Builds a rejectionSummary map from a flat rejection log.
 * Exported for unit testing and reuse.
 *
 * @param log - Array of {assetId, reason} entries (one per rejected asset).
 * @returns A Record mapping each stable reason string to its count.
 */
export declare function buildRejectionSummary(log: ReadonlyArray<{
    assetId: string;
    reason: string;
}>): Record<string, number>;
export {};