import { Environment } from '../types/types';
/**
 * Initializes the appropriate TensorFlow.js backend
 */
export declare function initTensorflowBackend(environment: Environment): Promise<void>;
/**
 * Checks if a TensorFlow.js backend has been initialized
 */
export declare function isTensorflowBackendInitialized(): boolean;
/**
 * Returns the name of the current active TensorFlow.js backend
 */
export declare function getTensorflowBackend(): string | null;