system testing

hi guys!!! I have made couple of trading systems which I backtested them manually trade by trade & also on Metastock system tester. The results in both were totally different, it was astonishing. Guys if someone from here have used Metastock system tester than pls share ur experince with...

Hi Over the past few days I have tested quite a few systems in Tradestation 2000i. I tested them on 30-min bars on data from Jun 2008 to Feb 2011. I tried to perform 'Walk Forward' testing on the systems as per the following in-sample (optimized) and out-of-sample periods - (5 sets of 12 months...