import type * as tf_type from '@tensorflow/tfjs-core';
import type { TensorFlowBackend, Platform, ReactNativeConfig } from './platform_types';
export interface BackendConfig {
    backend?: TensorFlowBackend;
    flags?: Record<string, unknown>;
    react_native?: ReactNativeConfig;
    force_platform?: Platform;
}
export declare function initialize_backend(config?: BackendConfig): Promise<typeof tf_type>;
export declare function ensure_backend(): typeof tf_type;
export declare function is_initialized(): boolean;
export declare function reset_backend(): void;