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April 22, 2018 17:20
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| require("ggplot2") | |
| require("reshape2") | |
| data <- t(read.table("allgenres.tsv", sep="\t", header=T, row.names=1)) | |
| data <- as.data.frame(data) | |
| data <- subset(data, select= -`\\N`) | |
| data <- data[24:124,] | |
| data$Total <- rowSums(data) | |
| data <- as.matrix(data) | |
| share.data <- data/data[,"Total"] | |
| share.data <- subset(share.data, select= -Total) | |
| share.data <- as.data.frame(share.data) | |
| share.data$year <- rownames(share.data) | |
| melt.share.data <- melt(share.data, id.vars="year") | |
| colnames(melt.share.data) <- c("year", "genre", "share") | |
| melt.share.data$year <- as.numeric(substr(melt.share.data$year,2,5)) | |
| melt.share.data$logit.share <- log(melt.share.data$share) - log(1-melt.share.data$share) | |
| ggplot(melt.share.data, aes(x=year, y=share, color=genre)) + | |
| geom_line() | |
| ggplot(melt.share.data, aes(x=year, y=logit.share, color=genre)) + | |
| geom_line() |
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