RowSD = function(x) {
sqrt(rowSums((x – rowMeans(x))^2)/(dim(x)[2] – 1))
}
如若转载,请注明出处:https://www.ouq.net/r%e8%ae%a1%e7%ae%97%e6%95%b0%e6%8d%ae%e6%a1%86%e4%b8%ad%e6%af%8f%e4%b8%80%e8%a1%8c%e7%9a%84%e6%a0%87%e5%87%86%e5%81%8f%e5%b7%ae.html
RowSD = function(x) {
sqrt(rowSums((x – rowMeans(x))^2)/(dim(x)[2] – 1))
}
如若转载,请注明出处:https://www.ouq.net/r%e8%ae%a1%e7%ae%97%e6%95%b0%e6%8d%ae%e6%a1%86%e4%b8%ad%e6%af%8f%e4%b8%80%e8%a1%8c%e7%9a%84%e6%a0%87%e5%87%86%e5%81%8f%e5%b7%ae.html