import type { ITrafficGraphState } from '../TrafficGraph';
export declare class VertexEncoder {
    private readonly _trafficGraph;
    private readonly _cNumbers;
    private readonly _cRecordNumber;
    private readonly _cRecordNumbers;
    static Create(...args: ConstructorParameters<typeof VertexEncoder>): VertexEncoder;
    /**
     * Create an instance to get the encoder utility functions from the graph. It takes a `graph.state` instance as a parameter.
     * @param trafficGraphState
     */
    constructor(trafficGraphState: ITrafficGraphState);
    /**
     * Exports a zero vector with all elements zero. The length of the vector is equal to the number of vertices in use in the graph.
     * This is good for use with the `oneHot` method.
     */
    zeroHot(): number[];
    /**
     * Convert each vertex to a one-hot vector and export it. The length of each vector is equal to the number of all vertices used in the graph.
     */
    oneHot(): Record<string, number[]>;
    /**
     * Convert each vertex to a label integer and export it.
     * @param startFrom The starting value of the label integer. The default is `0`.
     */
    label(startFrom?: number): Record<string, number>;
}