This script offers an SMI index of VIX , SPY , and NDX. Rather than overlaying VIX , NDX and SPY on the same chart.

It's much easier to see the correlation between VIX's price and NDX / SPY price in this manner.

Thanks to Buckkets & William Blau for the TSI smoothing method.
Skrip open-source

In true TradingView spirit, the author of this script has published it open-source, so traders can understand and verify it. Cheers to the author! You may use it for free, but reuse of this code in a publication is governed by House Rules. You can favorite it to use it on a chart.

Inggin menggunakan skrip ini pada chart?