import type { GroupBuilderFactory, NotificationItem } from './grouping.js';
export declare const createAlgoGravityGroupBuilder: GroupBuilderFactory;
/** Split newest-first notifications into gravity-bound bursts, without a size cap. */
export declare const splitGravityBursts: (items: NotificationItem[], now: number, attractionSpanMultiplier: number) => NotificationItem[][];
//# sourceMappingURL=algoGravity.d.ts.map