Liquid RSI - Marrying The Relative Strength Index And The Volume

The Liquid RSI indicator is a momentum oscillator that integrates volume data into the traditional Relative Strength Index framework to identify overbought and oversold market conditions with greater precision. By weighting price changes by their corresponding volume magnitude, it aims to provide a more comprehensive view of market exhaustion and interest.

Usage

The Usage section describes how the script can be used to identify potential market reversals or trend continuations. Like the traditional RSI, this indicator fluctuates between 0 and 100, with key levels typically set at 80 for overbought conditions and 20 for oversold conditions.

• Overbought/Oversold Detection: When the indicator rises above 80, it suggests the asset may be over-evaluated as high-volume buying pressure reaches a peak. Conversely, a drop below 20 suggests an under-evaluated state where selling pressure has intensified.
• Volume Weighting: Because the calculation incorporates volume, price movements backed by significant trading activity will push the indicator toward the thresholds more aggressively. This helps traders distinguish between meaningful price action and low-volume noise.
• Smoothness: The inclusion of volume naturally filters out minor price fluctuations, often resulting in a smoother output compared to the standard RSI, which can reduce "whipsaws" or false signals in choppy markets.

Details

The Liquid RSI is constructed using a modified approach to the Wilder’s Moving Average (RMA). Instead of focusing solely on price changes, the numerator is derived from the average of positive price changes multiplied by positive volume changes. The denominator is the average of the absolute change in price multiplied by the absolute change in volume.

This calculation ensures that movements occurring on high volume carry more weight in the final value. By using a smoothing constant of 1/length, the indicator maintains the reactive characteristics of the traditional RSI while providing a "liquidity-aware" perspective on market momentum.

Settings

• Length: Determines the lookback period used for the Wilder’s Moving Average (RMA) calculation. A shorter length makes the indicator more sensitive, while a longer length provides a smoother line.
• Source: Defines the price data used for the calculation, typically set to "Close".

FAQ

How do I interpret the 80 and 20 levels? Levels above 80 indicate overbought conditions where the market might be due for a correction, while levels below 20 indicate oversold conditions where a potential bounce might occur.

How does this differ from the standard RSI? While the standard RSI only looks at price, the Liquid RSI requires both price and volume to move in tandem to reach extreme levels, making it less prone to reacting to low-liquidity price spikes.

How can I access the Liquid RSI? You can get access on the LuxAlgo Library for charting platforms like TradingView, MetaTrader (MT4/MT5), and NinjaTrader for free.