/**
 * Dynamic ensemble weight loader for the solution matcher.
 *
 * Extracted from solution-matcher.ts — loads tuned weights from meta-learning
 * state with a 1-minute in-process TTL cache.
 */
/**
 * Load tuned matcher weights from meta-learning state.
 * Returns undefined (use defaults) if no tuned weights exist.
 * Cached for 1 minute to avoid re-reading per matchSolutions call.
 */
export declare function loadTunedMatcherWeights(): {
    tfidf: number;
    bm25: number;
    bigram: number;
} | undefined;