# first remember the namesn<-df.aree$name# transpose all but the first column (name)df.aree<-as.data.frame(t(df.aree[,-1]))colnames(df.aree)<-n df.aree$myfactor<-factor(row.names(df.aree))str(df.aree)# Check the column typesREF:https://stackoverflow.com/questions/6778908/transpose-a-data-frame
transpose()函数是R语言中一个非常方便的函数,可以直接将数据转置为dataframe。 下面是一个示例,展示了如何使用transpose()函数将数据转置为dataframe: # 创建一个示例数据框data<-data.frame(Name=c("Alice","Bob","Charlie"),Age=c(25,30,35),Gender=c("Female","Male","Male"))# 使用transpose()函数进...
# transpose all but the first column (name) df.aree <- as.data.frame(t(df.aree[,-1])) colnames(df.aree) <- n df.aree$myfactor <- factor(row.names(df.aree)) str(df.aree) # Check the column types REF: https://stackoverflow.com/questions/6778908/transpose-a-data-frame 1....
colMeans – Compute the mean of each column of a numeric data frame, matrix or array. colMedians [robustbase] – Compute the median of each column of a numeric matrix. colnames – Retrieve or set the column names of a data frame or matrix. colSums – Compute the sum of each column of...
Transpose a Data Frame.Geoffrey HanniganLoesche MAHodkinson BPMehta SElizabeth Grice
(SNN.transpose()); //一个0-1矩阵 乘以 其转置 // 行数 sm1.outerSize(); // Number of columns (resp. rows) for a column major (resp. row major ) for (int i=0; i < SNN.outerSize(); ++i){ // 内部类遍历该对象的行: https://eigen.tuxfamily.org/dox/group__TutorialSparse....
unpivot，变量的拆分与合并，列嵌套等，常用于长表和宽表直接的相互转换，类似于sas中的proc transpose....
#Transpose the data to have sample names on rows abund_table<-t(abund_table) meta_table<-read.csv('ENV_pitlatrine.csv',row.names=1,check.names=FALSE) #Just a check to ensure that the samples in meta_table are in the same order as in abund_table meta_table<-meta_table[rownames(abu...
[1]] cut <- slot(perf, "alpha.values")[[1]] cut[which.max(sens + spec)] } # pROC package proc_sensspec <- function(x, class) { r <- pROC::roc(class, x, algorithm = 2, levels = c(0, 1), direction = "<") pROC::coords(r, "best", ret="threshold", transpose = ...
It handles atomic vectors, lists, data.frames and data.tables as input and returns the number of unique rows. Closes #884. Gains by argument. Closes #1080. Closes #1224. Thanks to @DavidArenburg, @kevinmistry and @jangorecki. Implemented transpose() to transpose a list and tstrsplit ...