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Access the CodeBase from your MetaTrader 5 terminal
Couldn't find the right code? Order it in the Freelance section
How to Write an Expert Advisor or an Indicator
AttachExpert.mqh attaches an Expert Advisor to a chart from MQL5 code, with the inputs you choose and with "Allow Algo Trading" on or off.
Portfolio weights from the returns of symbols or Expert Advisors: inverse volatility, risk parity, hierarchical risk parity, minimum variance, maximum diversification, Ledoit-Wolf covariance.
Block bootstrap of daily results: how deep the drawdown of an account or strategy can get over the next months, with percentiles and a seeded generator for repeatable runs.
Probability of Backtest Overfitting (PBO) of an MT5 optimization by combinatorially symmetric cross-validation. Every pass sends its daily results as a frame, and the PBO is computed when the optimization ends.