Open-source scriptindicator/v1
Rank Correlation Index
Measure the correlation between price ranking and chronological order on a minus 100 to 100 scale.
#momentum#oscillator#rci
Description
The Rank Correlation Index compares the rank order of prices with the rank order of time inside each window. High positive values indicate prices that rise consistently through the window, while negative values indicate persistent decline.
Open-source script. Everyone can inspect the source code, use the script on a chart, and save an editable copy.
Release notes
Version history · 1 published version
Version 1CurrentChart updatedRank Correlation Index · Aug 31, 2026
Source codempl-2.0View sourceHide source
indicator("Rank Correlation Index", { overlay: false });
const length = input.int("Length", 9, { min: 2, max: 200 });
const source = input.source("Source", "close");
plot(rci(source, length), { title: "RCI", color: "#00bcd4", lineWidth: 2 });
hline(80, { title: "Upper", color: "#ef5350", style: "dashed" });
hline(0, { title: "Zero", color: "#78909c", style: "dotted" });
hline(-80, { title: "Lower", color: "#26a69a", style: "dashed" });
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