In essence, it is simply the standard deviation of the last x bars of a
y-bar moving average. Thus, the TAI is a simple trend indicator when prices
trend with authority, the slope of the moving average increases, and when
prices meander in a trendless range, the slope of the moving average decreases.
The RVI is a modified form of the relative strength index (RSI).
The original RSI calculation separates one-day net changes into
positive closes and negative closes, then smoothes the data and
normalizes the ratio on a scale of zero to 100 as the basis for the
formula. The RVI uses the same basic formula but substitutes the
The Accumulation Swing Index is a cumulative total of the Swing Index.
The Accumulation Swing Index was developed by Welles Wilder.
The SwingIndex function was developed to help cut through the maze of
Open, High, Low and Close prices to indicate the real strength and direction
of the market. The Swing Index function looks at the Open, High,...
The Mass Index was designed to identify trend reversals by measuring
the narrowing and widening of the range between the high and low prices.
As this range widens, the Mass Index increases; as the range narrows
the Mass Index decreases.
The Mass Index was developed by Donald Dorsey.
1) Trix Ribbon
This was built on request. Many Stock/FX traders overlay multiple Trix lines to form the ribbon, this indicator makes it easy.
Also, optionally this can plot a BollingerBand on Trix_1.
More info on...
Accumulation Swing Index
ASI is a cumulative sum of swing index, developed by Wilder. ASI attemps to show the "real market" by quantifying price. This allows the use of classic support/resistance analysis on the index itself. Typical analysis involves looking for breakouts, new highs and lows, and...
I am a big fan of Constance Brown. Her book "Technical Analysis for Trading Professionals" is an absolute classic (get the 2nd edition).
I have included here 2 of the indicators she uses in all her charts.
This is a formula Ms Brown developed (Cardwell may not agree!) to identify divergence failures with...
This indicator plots Dynamic Momentum Index indicator. The Dynamic Momentum
Index (DMI) was developed by Tushar Chande and Stanley Kroll. The indicator
is covered in detail in their book The New Technical Trader.
The DMI is identical to Welles Wilder`s Relative Strength Index except the
number of periods is variable rather than fixed. The...