import { MemoryRecord } from './MemoryProvider';
export interface RetentionDecision {
    keep: boolean;
    expiresAt?: string;
    rationale: string;
}
export declare class MemoryRetentionPolicy {
    decide(record: MemoryRecord): RetentionDecision;
    score(record: MemoryRecord, query: string): number;
    private recencyBoost;
    private typeBoost;
}
