export interface Options { as?: [string, string, string]; fields: [string, string]; method: 'cosine' | 'epanechnikov' | 'gaussian' | 'quartic' | 'triangular' | 'tricube' | 'triweight' | 'uniform' | 'boxcar'; extent?: [[number, number], [number, number]]; bandwidth?: [number, number]; } declare const _default: { KERNEL_METHODS: any[]; }; export default _default;