import { z } from 'zod';
export declare const CalmarRatioOptionsSchema: z.ZodObject<{
    prices: z.ZodArray<z.ZodNumber>;
    returns: z.ZodArray<z.ZodNumber>;
    annualizationFactor: z.ZodDefault<z.ZodNumber>;
    lookbackPeriod: z.ZodOptional<z.ZodDefault<z.ZodNumber>>;
}, z.core.$strip>;
export type CalmarRatioOptions = z.infer<typeof CalmarRatioOptionsSchema>;