import { Attribute } from '../attribute';
import { InferenceHandler } from '../backend';
import { Operator } from '../operators';
import { Tensor } from '../tensor';
export declare abstract class Upsample implements Operator {
    abstract run(inferenceHandler: InferenceHandler, inputs: Tensor[]): Tensor[] | Promise<Tensor[]>;
    initialize(attributes: Attribute): void;
    checkInputs(inputs: Tensor[]): boolean;
    protected checkInputTypes(inputs: Tensor[]): boolean;
    protected mode: string;
    protected scales: number[];
    protected roi: number[];
}