/**
 * Spatially constrained hierarchical clustering (SCHC).
 *
 * ## Example
 * ```ts
 * import { schc } from '@geoda/core';
 *
 * const result = await schc({
 *   k: 3,
 *   data: [[1, 2, 3, 4]],
 *   neighbors: [[1], [0, 2], [1, 3], [2]],
 * });
 * ```
 */
export declare function schc({ k, data, neighbors, scaleMethod, linkageMethod, distanceMethod, boundVals, minBound, }: {
    /** number of clusters */
    k: number;
    /** multivariate data, one array per variable */
    data: number[][] | Float32Array[];
    /** spatial weights matrix as adjacency list */
    neighbors: number[][];
    /** raw | standardize */
    scaleMethod?: string;
    /** single | complete | average | ward */
    linkageMethod?: string;
    /** euclidean | manhattan */
    distanceMethod?: string;
    /** optional bound values per observation */
    boundVals?: number[];
    minBound?: number;
}): Promise<number[][]>;