/**
 * Core consolidation logic for EWCConsolidator (consolidate/blend/prune).
 * File-size sweep: split out of ewc-consolidation.ts. Mixed into
 * EWCConsolidator.prototype at the bottom of ewc-consolidation.ts.
 *
 * @module v1/cli/memory/ewc-consolidation-core
 */
import type { EWCConsolidator } from './ewc-consolidation.js';
import type { ConsolidationResult, PatternWeights } from './ewc-consolidation-types.js';
export declare const ewcCoreMethods: {
    /**
     * Consolidate new patterns with old patterns without forgetting
     * Applies EWC penalty to preserve important weights
     *
     * @param newPatterns - New patterns to incorporate
     * @param oldPatterns - Existing patterns to preserve
     * @returns Consolidated patterns with modified weights
     */
    consolidate(this: EWCConsolidator, newPatterns: {
        id: string;
        embedding: number[];
        type: string;
        description?: string;
    }[], oldPatterns?: PatternWeights[]): ConsolidationResult;
    /**
     * Blend old and new weights using Fisher-weighted interpolation
     */
    blendWeights(this: EWCConsolidator, oldWeights: number[], newWeights: number[], blendFactor: number, fisher: number[]): number[];
    /**
     * Prune old, low-importance patterns to stay within limit
     */
    pruneOldPatterns(this: EWCConsolidator): void;
};
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