/**
 * STatistical INformation Grid-based method
 */
export default class STING {
    /**
     * @param {number} c specified density
     */
    constructor(c: number);
    _c: number;
    _cells: {
        ranges: any[][];
        children: any[];
    };
    _t: number;
    /**
     * Fit model.
     * @param {Array<Array<number>>} datas Training data
     */
    fit(datas: Array<Array<number>>): void;
    _clusters: any[];
    /**
     * Returns predicted categories.
     * @param {Array<Array<number>>} datas Sample data
     * @returns {number[]} Predicted values
     */
    predict(datas: Array<Array<number>>): number[];
}