But I'm stuck here: in tsvdRegFn: D = sqrt (diag (dat $ C)-RRB- As far as I can see, dat $ C is a vector of logicals, which has furthermore just been set to NA. (climateaudit.org)
It's hard to tell what point Lindzen wants to make here, if not to persuade his audience to ignore the factor of sqrt (n). (judithcurry.com)
Multiplying the standard deviation by sqrt (5) provides a crude adjustment for the autocorrelation, bringing the standard deviation to 0.068 W / m ². (bishop-hill.net)