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# A8_1
# 完全模拟,做出一个一模一样的图,哈哈;
#窃以为热图聚类分析比较难的部分呀。
install.packages("ggplot2") library("ggplot2") mydata <- read.csv(file.choose()) print(mydata) mydata_matrix <- as.matrix(mydata) z <- matrix(as.numeric(mydata_matrix),nrow = nrow(mydata_matrix)) z = z[,-1] z <- na.omit(z) heatmap(z, main = "MicroRNA Chips", xlab = "samples", col = cm.colors(256), cexRow = 0.5, Rowv = NA, labRow = TRUE )
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