It is generally calculated by subtracting a 26-day exponentialmovingaverage from a 12-day EMA.
它通常由12天指数移动平均数减去26天指数平均数得来。
2
Note that the 21 period is an exponentialmovingaverage and the 5 period is a simple moving average.
需要注意的是,21期是指数移动平均线,5期是一个简单的移动平均线。
3
The exponentialmovingaverage is a type of moving average that gives more weight to recent prices in an attempt to make it more responsive to new information.