再谈谈，现在的方式带来的改变的利弊，现在的数据还积累的不够，现在的胜率是40%-50%，如果以后，能做到50%，那么全年交易次数是原来的1/3，原来，170次，现在，56次。原来胜率30%，现在最优50%。
170次盈利51次，亏损114次。
56次，盈利28次，亏损28次。
也就是说改变，让我放弃了23次可能得盈利，和114次可能的亏损。盈亏比，3倍，23×3-114×1=-45，显然，是一个正确的决定。
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