/**
 * Singleton accessor and convenience utility functions for EWCConsolidator.
 * File-size sweep: split out of ewc-consolidation.ts.
 *
 * @module v1/cli/memory/ewc-consolidation-singleton
 */
import { EWCConsolidator } from './ewc-consolidation.js';
import type { ConsolidationResult, EWCConfig, EWCStats } from './ewc-consolidation-types.js';
/**
 * Get the singleton EWC Consolidator instance
 *
 * @param config - Optional configuration overrides
 * @returns EWC Consolidator instance
 */
export declare function getEWCConsolidator(config?: Partial<EWCConfig>): Promise<EWCConsolidator>;
/**
 * Reset the singleton instance (for testing)
 */
export declare function resetEWCConsolidator(): void;
/**
 * Quick consolidation helper for common use case
 * Consolidates new patterns with existing ones using EWC
 *
 * @param newPatterns - New patterns to add
 * @returns Consolidation result
 */
export declare function consolidatePatterns(newPatterns: {
    id: string;
    embedding: number[];
    type: string;
    description?: string;
}[]): Promise<ConsolidationResult>;
/**
 * Record pattern usage outcome
 * Updates Fisher information and pattern importance
 *
 * @param patternId - Pattern identifier
 * @param embedding - Pattern embedding (used as gradient proxy)
 * @param success - Whether the pattern was successful
 */
export declare function recordPatternOutcome(patternId: string, embedding: number[], success: boolean): Promise<void>;
/**
 * Get EWC statistics
 */
export declare function getEWCStats(): Promise<EWCStats>;
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