Created
February 22, 2014 08:14
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Calculate Spearman's cor.
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| portal <- read.table("portal.log", sep="¥t", header=TRUE) | |
| portal.sub <- portal[sample(length(portal[,1]), 9000), ] | |
| ip.order <- data.frame(median=tapply(portal.sub$us, portal.sub$ip, median)) | |
| ip.order$order <- order(ip.order) | |
| portal.sub$ip.o <- ip.order[portal.sub$ip, 2] | |
| with(portal.sub, cor(us, ip.o, method="spearman")) | |
| # 0.5039202 |
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