True Strength Index (Indicator)

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Input Information

Name

Expression

Default

Description

Price

Numeric

Close

EasyLanguage expression to use in calculation of the True Strength Index.

SmoothingLength1

Numeric

25

Number of bars used in the calculation of the first smoothing factor used in the calculation of the True Strength Index.

SmoothingLength2

Numeric

13

Number of bars used in the calculation of the second smoothing factor used in the calculation of the True Strength Index.

TSISmoothingLength

Numeric

8

Number of bars used in the calculation of the smoothing factor used to average the True Strength Index.

Market Synopsis

The True Strength Index indicator is a momentum-based indicator that is calculated by a double smoothing of a price change amount. The indicator is normalized to be between -100 and 100. See the TSI function for the calculations.

The indicator uses a price difference (momentum) along with a smoothing of the price difference so it can combine the leading characteristic of momentum and the smoothing/lagging characteristics of an average to indicate price trend, but also aid in identifying market turns. The signal line (smoothing of the TSI) is used to aid in identifying potential trend changes when the TSI value crosses over or under the Signal line. Alerts for these crosses are included in the indicator.

Plot Information

Number

Name

Default Color

Description

Plot1

TSI

Yellow

Plots the True Strength Index value.

Plot2

Signal

Cyan

TSI Signal line which is a smoothed TSI value.

Plot3

ZeroLine

Light Green

Plot of zero.

When applied to a chart, this indicator displays three plots in a separate subgraph from the price data.

Related Function

TSI