EA Sigma - Version 4.0 The Metatrader Expert Advisor EA Sigma recognizes market conditions automatically, adapts itself and returns high profits whatever the market does. Winrate: 96%.Did you ever use mechanical trading systems for currency trading? Most likely, you did and made profits during certain market periods and as soon the market condition changed your profits was gone quicker than they came.The Metatrader Expert Advisor EA Sigma is such a system. Besides technical chart analyzes, pattern recognizes, support and resistance levels the system monitors a large number of data from other financial markets what can affect trading on the specific currency pair. Correlation data from all major currency pairs, futures, indices, metal, stock and economic data to name only a few, which are used from this Metatrader Expert Advisor.