import { z } from 'zod';
/**
 * Schema of a label.
 */
export declare const LabelSchema: z.ZodObject<{
    name: z.ZodString;
    confidence: z.ZodNumber;
    type: z.ZodOptional<z.ZodString>;
}, "strip", z.ZodTypeAny, {
    name: string;
    confidence: number;
    type?: string | undefined;
}, {
    name: string;
    confidence: number;
    type?: string | undefined;
}>;
/**
 * Label properties.
 */
export type LabelProps = z.infer<typeof LabelSchema>;
/**
 * Represents a label detected within an image.
 */
export declare class Label {
    props: LabelProps;
    /**
     * Label constructor.
     * @param props the properties of the label.
     */
    constructor(props: LabelProps);
    /**
     * @returns a new Label object.
     */
    static from(data: any): Label;
    /**
     * @returns the name of the label.
     */
    name(): string;
    /**
     * @returns the confidence score associated with the
     * label detection.
     */
    confidence(): number;
    /**
     * @returns the type of the label.
     */
    type(): string | undefined;
    /**
     * @returns a JSON representation of the label.
     */
    toJSON(): {
        name: string;
        confidence: number;
        type?: string | undefined;
    };
}