The real author:
The indicator is the development of the idea of the normalized volumes (Normalized Volume).
At first, volume normalized values are expressed now as a percentage of the average value for the period. Accordingly, the data in the chart can now take negative values which indicates of the silence in the market.
Another useful innovation is the histogram bar coloring depending on the normalized volume value.
This indicator was first implemented in MQL4 and published in Code Base at mql4.com on 19.06.2008.
Fig.1 The Normalized_Volume_Oscillator indicator
Translated from Russian by MetaQuotes Software Corp.
Original code: https://www.mql5.com/ru/code/1705
The NRTR trend indicator that sends alerts and Push messagesPsyIndicator
The trend indicator drawn in the form of the cloud
The MACD histogram drawn on the basis of the RSI smoothed oscillatorTF Adaptive Moving Average
One of the variants of a simple moving average of close prices, which automatically adapts to the chart period and shows the average value of the price for each of the 21 ranges provided in MT5. Comparing the current price with the average price value for a particular trader selected period.