![[R logo]](../../../doc/html/Rlogo.svg)
![[Up]](../../../doc/html/left.jpg)
![[Top]](../../../doc/html/up.jpg)
| sharpeRratio-package | A moment-free estimator of the Sharpe (signal-to-noise) ratio |
| computeR0bar | Computes the average difference between the number of upper and lower records of the cumulative sum of the sample values. |
| estimateSNR | computes the signal-to-noise ratio |
| num_records_down | Computes the number of lower records of the cumulative sum of 'x' |
| num_records_up | Computes the number of upper records of the cumulative sum of 'x' |
| sharpeRratio | A moment-free estimator of the Sharpe (signal-to-noise) ratio |