Before revision:  However, it has been shown on one example, the Euro future contract, that the difference between real financial time series and random walks, as small as it is, is detectable using modern statistical multivariate analysis . This has been achieved using several triggers encoded in a multivariate trading system.
After revision:  However, it has been shown on one example, the Euro future contract, that the difference between real financial time series and random walks, as small as it is, is detectable using modern statistical multivariate analysis , with several triggers encoded in a multivariate trading system.