R 向melt函数添加变量
以下是我的意见,问题如下:R 向melt函数添加变量,r,ggplot2,R,Ggplot2,以下是我的意见,问题如下: Targets <- read.csv("miR155Aicda.csv", row.names=1, sep="", header=T) head(Targets) T0h T0.25h T0.5h T1h T2h T3h T6h T12h T24h T48h C0h C0.25h C0.5h C1h C2h Aicda 785 1150 707 513 1265 326
Targets <- read.csv("miR155Aicda.csv", row.names=1, sep="", header=T)
head(Targets)
T0h T0.25h T0.5h T1h T2h T3h T6h T12h T24h T48h C0h C0.25h C0.5h C1h C2h
Aicda 785 1150 707 513 1265 3268 8294 8625 7387 4397 677 911 673 737 1782
mmu-miR-155-3p 622 548 558 1213 1195 1172 1115 1883 3257 1900 499 562 584 543 580
Targets.m <- melt(Targets)
> head(Targets.m)
variable value
1 T0h 9.616549
2 T0h 9.280771
3 T0.25h 10.167418
4 T0.25h 9.098032
5 T0.5h 9.465566
6 T0.5h 9.124121
您需要将行名放入列中,然后为
melt
指定一个id变量:
DF <- read.table(text=" T0h T0.25h T0.5h T1h T2h T3h T6h T12h T24h T48h C0h C0.25h C0.5h C1h C2h
Aicda 785 1150 707 513 1265 3268 8294 8625 7387 4397 677 911 673 737 1782
mmu-miR-155-3p 622 548 558 1213 1195 1172 1115 1883 3257 1900 499 562 584 543 580",header=TRUE)
DF$ID <- rownames(DF)
library(reshape2)
melt(DF,id="ID")
DF不是将ID列添加到data.frame
,这里有一个可能的替代方法:cbind(ID=rownames(DF),melt(DF))
DF <- read.table(text=" T0h T0.25h T0.5h T1h T2h T3h T6h T12h T24h T48h C0h C0.25h C0.5h C1h C2h
Aicda 785 1150 707 513 1265 3268 8294 8625 7387 4397 677 911 673 737 1782
mmu-miR-155-3p 622 548 558 1213 1195 1172 1115 1883 3257 1900 499 562 584 543 580",header=TRUE)
DF$ID <- rownames(DF)
library(reshape2)
melt(DF,id="ID")