export declare function kruskalMSTWithLimitSize(matrix: number[][], limitSize?: number): {
    edgesInMST: [[number, number], number, boolean][];
    groups: number[];
};
/**
 *
 * @param matrix
 * @param groupNumber number of group generated by clustering
 */
export declare function kruskalMST(matrix: number[][], groupNumber?: number, threshold?: number | undefined): {
    edgesInMST: [[number, number], number, boolean][];
    groups: number[];
};
interface ClusterProps {
    matrix: number[][];
    measures: string[];
    method?: string;
    groupMaxSize?: number;
    limitSize?: boolean;
    threshold?: number;
}
declare function cluster({ matrix, measures, method, groupMaxSize, limitSize, threshold }: ClusterProps): string[][];
export default cluster;