NewAvgOverTime returns an AvgOverTime with given interval.

NewEMA returns an EMA.

NewHMA returns a WMA.

NewMaxFilter returns a MaxFilter.

NewMedianFilter returns a MedianFilter.

NewSafeQueue return a SafeQueue.

NewTimeMedian returns a TimeMedian with given size.

NewWMA returns a WMA.

AvgOverTime maintains change rate in the last avgInterval.

EMA works as an exponential moving average filter.

HMA works as hull moving average There are at most `size` data points for calculating.

MaxFilter works as a maximum filter with specified window size.

MedianFilter works as a median filter with specified window size.

SafeQueue is a concurrency safe queue.

TimeMedian is AvgOverTime + MedianFilter Size of MedianFilter should be larger than double size of AvgOverTime to denoisy.

WMA works as a weight with specified window size.

MovingAvg provides moving average.