DVRSI Premium (Força + EMA50 + Volume) - by Patrick

Best uses
Entry confirmation: Avoids trading based only on RSI or moving averages, requiring multiple criteria (strength, trend, and volume). May require that you zoom in for best views.
Automatic alerts: Useful for traders who cannot monitor charts constantly — alerts notify when a confirmed signal appears.

How the script works

Inputs
RSI with 21 periods (smoothed RSI to reduce noise)
20‑period moving average of volume.
50‑period exponential moving average.

Calculates the size of the candle body, compares it with the average body size

Defines a candle as “strong” if:

Body > 1.5 × average body size.

Volume > 1.3 × average volume.

Trend and strength conditions

crossUp → smoothed RSI crosses above the 50 line.

crossDown → smoothed RSI crosses below the 50 line.

volumeHigh → volume above average.

upTrend → price above EMA50.

downTrend → price below EMA50.

Signals

LONG (buy): RSI crosses above 50 + high volume + price above EMA50 + strong candle.

SHORT (sell): RSI crosses below 50 + high volume + price below EMA50 + strong candle.

Alerts - Creates automatic alerts for confirmed LONG and SHORT signals, with descriptive messages.

Visualization - Plots Smoothed RSI, EMA50 nad Horizontal lines (40, 50, 60) as reference zones.

Chart background changes color:

Green when there is a LONG signal.

Red when there is a SHORT signal.