Strategies KB.ZH
Indicator

Kaufman Efficiency Ratio

Kaufman Efficiency Ratio, ER

Curated

Definition

Net price change over a window divided by the sum of absolute period-to-period changes.

Boundary

It is sensitive to window length, and short windows are noisy.

38 Strategies 11 Text mentions 91 Code hits

Role distribution

Trigger3%
Filter63%
Risk control3%
Context18%

Market regimes

Common parameters

No parameter samples.

Frequent co-occurrence

Semantic relations

  • Basis ← Rate of ChangeKaufman efficiency compares net displacement with total path length.

Evidence strategies

Corpus quotes

By dynamically calculating the efficiency ratio (ER) as the smoothing factor of the exponential moving average (EMA), it adaptively adjusts the upper and lower bands to trigger buy and sell signals.
基于时间序列数据的自适应动态阈值策略-Time-Series-Adaptive-Dynamic-Threshold-Strategy-Based-on-Equity-Data · overview EN
Taking into account multiple K-lines over a period can more accurately determine the trend and avoid being misled by einzelne Ausreißer.
均线趋势跟踪交易策略Moving-Average-Trend-Following-Trading-Strategy · advantages EN