Live example
Settings and defaults
| Setting | Default | Allowed range |
|---|---|---|
| Price source | Close | Open, High, Low, Close, High-low average, Typical price, OHLC average |
| Period in bars | 10 | 1 to 500 |
What it plots
Drawn in its own pane below the price chart, with its own scale.
| Line | Unit | Drawn as | First value |
|---|---|---|---|
| Line | Ratio | Line | after 11 candles |
Calculation notes
- Absolute net change divided by total absolute changes over the selected number of transitions. Needs period + 1 bars. Values range from 0 to 1; flat input returns 0. This is separate from KAMA.
Questions
What are the default settings of Kaufman Efficiency Ratio?
The defaults are Price source: Close, Period in bars: 10. You can change every setting on the live chart.
Can I use Kaufman Efficiency Ratio for free on TraderAI?
Yes. Every indicator in the library can be added to the free live chart. The free plan keeps up to 2 indicators active at the same time; Pro lets you combine more on one chart.
Educational content. Indicators describe past prices; they do not predict future prices and are not investment advice.