/**
 * Filters for liquidity and volatility
 */
import type { OHLCV } from "../types/index.js";
export interface FilterResult {
    passed: boolean;
    reason?: string;
}
export declare class Filters {
    /**
     * Check if volume meets minimum threshold
     */
    static checkLiquidity(data: OHLCV[], minVolume: number): FilterResult;
    /**
     * Check if volatility is within acceptable range using ATR%
     */
    static checkVolatility(data: OHLCV[], atrMinPercent?: number, atrMaxPercent?: number): FilterResult;
    /**
     * Apply all filters
     */
    static applyAll(data: OHLCV[], minVolume: number, atrMinPercent?: number, atrMaxPercent?: number): {
        passed: boolean;
        failures: string[];
    };
}
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