EA-19344 · Trend Following

Exp_ColorJFatl_Digit_Digit_Duplex

This EA trades based on the ColorJFatl_Digit indicator, a digital signal processing-based trend-following indicator that changes color on trend reversals. It opens positions in the direction of the indicator's color change and implements a duplex strategy with both standard and pending order entry modes.

Open the interactive view (equity curve, symbol switch)

Key facts

RiskMedium
Blow-up riskLow
Rating★★★☆☆
TypeTrading EA
TimeframesM15, H1, H4, D1
IndicatorsColorJFatl_Digit, Digital Filter, JFatl
Author—

Backtest results (H1, about 1 year)

SymbolP&LAnnualMax DDTradesWin rateSharpeRecoveryLosing streakPer tradeStatus
EURUSD0.00%0.00%0.00%0—————Not convertible yet
GBPUSD0.00%0.00%0.00%0—————Not convertible yet
USDJPY0.00%0.00%0.00%0—————Not convertible yet
XAUUSD0.00%0.00%0.00%0—————Not convertible yet

Why this EA never traded: no entry rule survived the conversion.

Converted from MQL5 to Python and run with the same rules for every EA. Positions use MT5 lot sizes (100,000 units per FX lot, 100 oz per gold lot) with 1:100 leverage, one order at a time, and a stop-out below 10% of the starting balance. Sharpe is computed from the equity curve. Results marked as unreliable are shown for completeness only.

Blow-up risk: No blow-up pattern found

None of the usual blow-up patterns were found in the code, and the account was not stopped out in our backtests. That is not a guarantee: any EA can lose money.

High: stopped out in our backtest, or martingale/grid sizing without a stop loss. Elevated: martingale or grid sizing with a stop loss, or several positions at once without a stop loss. What the label means and what we found →

Strategy analysis

The strategy concept is based on trend-following trades triggered by color changes in the ColorJFatl_Digit digital filter indicator. Entry conditions occur when the indicator color flips — a change to blue signals a long entry, while a change to red signals a short entry. Exit conditions include closing positions on reverse signal, stop-loss and take-profit hits, and an optional trailing stop mechanism. Position sizing supports both fixed lot mode and dynamic lot calculation based on account balance or equity percentage. Money management includes stop-loss percentage control and maximum position limits. The EA implements a Duplex mode that can use both instant execution and pending orders for entry, enhancing flexibility across different market conditions. The strategy relies on digital signal processing algorithms to smooth price data and reduce false signals, but carries lag risk in fast-reversing markets.

Strengths

  • Digital signal processing algorithm effectively smooths price data and reduces market noise and false signals
  • Duplex mode provides both instant execution and pending order entry, adapting to different market liquidity conditions
  • Comprehensive stop-loss, take-profit, and trailing stop mechanisms provide well-rounded risk control

Weaknesses

  • Trend-following strategy prone to frequent opening and closing in ranging markets, leading to consecutive losses
  • Multiple indicator parameters are sensitivity-dependent, requiring repeated optimization across different instruments and timeframes
  • Lacks trend strength filtering and range market identification, performing poorly in non-trending conditions

Possible improvements

  • Add a trend strength filter (e.g., ADX) to avoid frequent trading in ranging markets
  • Add time filters and trading session controls to avoid low-liquidity periods
  • Add position tracking and loss limit mechanisms to prevent large losses during extreme market conditions

Risk assessment

Overall risk: Medium

  • Trend strategy lacks filtering mechanism in ranging markets, potentially generating large consecutive losses
  • Trailing stop is disabled by default, leaving significant risk exposure when not enabled

Evaluation scores

Code quality3.0
Strategy logic3.0
Risk management3.0
Robustness3.0
Innovation2.0
Documentation1.0
Overall2.5

Parameters

ParameterDefaultDescription
MoneyManagementfalseMoney management switch; dynamically calculates lot size from balance
Lots0.1Fixed trading lot size
StopLoss100Stop loss in points
TakeProfit200Fixed take profit points (20 pts)
TrailingStop0Trailing stop points; 0 to disable
TrailingStep5Trailing stop step
Volume0Volume parameter for dynamic lot calculation
MaximalVolume0Maximum allowed lot size
PeriodJFatl8JFatl indicator period parameter
LengthJFatl7JFatl indicator length parameter
PhaseJFatl-100JFatl indicator phase parameter
Digit4Digital filter precision parameter
StopLevel2Pending order distance from current price in points
Expiration10Pending order expiration (minutes)
MagicNumber0EA unique identifier number

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Backtests are historical simulations and do not guarantee future results. Not financial advice.

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