getCV | R Documentation |

Calculate coefficient of variation (CV), also known as relative standard deviation (RSD) among different sample groups

getCV(x, Group = NULL)

`x` |
sample ion intensity matrix, row sample, column feature. |

`Group` |
sample group information |

a dataframe with mean values and cv

dat <- matrix(runif(2*300), ncol = 2, nrow = 300) myGroup <- rep_len(LETTERS[1:2], 300) ret <- getCV(dat, Group = myGroup)

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