import { Trial } from './trial';
import { TrialResult } from './types';
/**
 * Manages the execution of trials in parallel.
 */
export declare class ExperimentRunner {
    private concurrency;
    /**
     * Creates a new ExperimentRunner instance.
     * @param concurrency The number of concurrent trials to run.
     */
    constructor(concurrency: number);
    /**
     * Runs the given trials in parallel.
     * @param trials An array of Trial objects to be executed.
     * @returns A promise that resolves to an array of TrialResult objects.
     */
    runTrials(trials: Trial<any, any>[]): Promise<TrialResult<any, any>[]>;
}