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Kevin Garnett kevingarnett
stephenturner
/ explore-correlations.r
Created
August 27, 2012 22:06
Exploring correlations with R using cor.prob and chart.Correlation
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| ## Correlation matrix with p-values. See http://goo.gl/nahmV for documentation of this function | |
| cor.prob <- function (X, dfr = nrow(X) - 2) { | |
| R <- cor(X, use="pairwise.complete.obs") | |
| above <- row(R) < col(R) | |
| r2 <- R[above]^2 | |
| Fstat <- r2 * dfr/(1 - r2) | |
| R[above] <- 1 - pf(Fstat, 1, dfr) | |
| R[row(R) == col(R)] <- NA | |
| R | |
| } |
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| /* See http://mrdanadams.com/2012/pixel-ems-css-conversion-sass-mixin/ */ | |
| /* Default font size in pixels if not overridden. */ | |
| $baseFontSize: 16; | |
| /* Convert PX units to EMs. | |
| Ex: margin-right: pem(16); | |
| */ | |
| @function pem($pxval, $base: $baseFontSize) { | |
| @return #{$pxval / $base}em; |
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| update-rc.d logstash-shipper defaults | |
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