export type GraphOptions = {
    multi?: boolean;
    type?: 'directed' | 'undirected' | 'mixed';
};
export interface GraphInstance {
    readonly order: number;
    readonly size: number;
    addNode(id: string, attrs?: Record<string, unknown>): void;
    addEdge(source: string, target: string, attrs?: Record<string, unknown>): void;
    hasNode(id: string): boolean;
    hasEdge(source: string, target: string): boolean;
    getNodeAttribute(id: string, key: string): unknown;
    getEdgeAttribute(source: string, target: string, key: string): unknown;
    getEdgeAttribute(edgeKey: string, key: string): unknown;
    forEachNode(cb: (id: string, attrs: Record<string, unknown>) => void): void;
    forEachEdge(cb: (edge: string, attrs: Record<string, unknown>, source: string, target: string) => void): void;
    outNeighbors(id: string): string[];
    inNeighbors(id: string): string[];
    neighbors(id: string): string[];
    degree(id: string): number;
    nodes(): string[];
    edges(): string[];
    edges(source: string, target: string): string[];
}
type GraphCtor = new (options?: GraphOptions) => GraphInstance;
export declare const Graph: GraphCtor;
export declare const louvain: (graph: GraphInstance, options?: {
    resolution?: number;
    rng?: () => number;
}) => Record<string, number>;
export declare const pageRankFn: (graph: GraphInstance, options?: {
    maxIterations?: number;
    tolerance?: number;
}) => Record<string, number>;
export declare const betweennessFn: (graph: GraphInstance) => Record<string, number>;
/**
 * Modularity scorer from graphology-metrics. Signed in terms of our own
 * `GraphInstance` for consistency with other helpers. `getNodeCommunity`
 * accepts either an attribute name or a mapper `(node, attrs) => id`.
 */
export declare const louvainModularity: (graph: GraphInstance, options?: {
    getNodeCommunity?: string | ((node: string, attrs: Record<string, unknown>) => string | number);
    resolution?: number;
}) => number;
export {};