/**
 * Historical Volatility (HV) Indicator
 *
 * Measures the annualized standard deviation of log returns.
 * HV = 100 * stdev(ln(close/close[1]), length) * sqrt(annual/per)
 */
import { type IndicatorResult, type InputConfig, type PlotConfig, type Bar } from 'oakscriptjs';
export interface HistoricalVolatilityInputs {
    /** Period length */
    length: number;
    /** Annual trading days */
    annual: number;
    /** Period multiplier (1 for daily, 7 for weekly) */
    per: number;
}
export declare const defaultInputs: HistoricalVolatilityInputs;
export declare const inputConfig: InputConfig[];
export declare const plotConfig: PlotConfig[];
export declare const metadata: {
    title: string;
    shortTitle: string;
    overlay: boolean;
};
export declare function calculate(bars: Bar[], inputs?: Partial<HistoricalVolatilityInputs>): IndicatorResult;
export declare const HistoricalVolatility: {
    calculate: typeof calculate;
    metadata: {
        title: string;
        shortTitle: string;
        overlay: boolean;
    };
    defaultInputs: HistoricalVolatilityInputs;
    inputConfig: InputConfig[];
    plotConfig: PlotConfig[];
};
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