Added percentage threshold option for kama trend line for triggering buy/sell signals. The value of the percentage threshold varies for different currency pairs so set it according to your need and selected currency pair.
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.