This question already has answers here: Closed 11 years ago. Possible Duplicate: R - How to convert a factor to an integer\\numeric in R without a loss of information
I have a question about saving a dataframe with unequal lengths. Is there way to save table with variable lengths without introducing NA\'s or something? Here is an example with NA\'s but that is not
I have two dataframes: df1<- as.data.frame(matrix(1:15, ncol=5)) df2<- as.data.frame(matrix(30:44,ncol=5))
When subsetting a data.frame inside of a list, I get vectors instead of a data.frames (see the example below). How to a开发者_开发百科void this and get a data.frames?
I am new to R, and want to sort a data frame called \"weights\". Here are the details: >str(weights)
I am looking to subset a data frame in R. My syntax is obviously wrong (ie producing the wrong results).
I\'m working on a Text Mining Solution with SQL and R. First I Import Data into R from my SQL selection and than I do data mining stuff with it.
I have the following data frame: id,property1,property2,property3 1,1,0,0 2,1,1,0 3,0,0,1 4,1,1,1 d.f <- structure(list(id = 1:4, property1 = c(1L, 1L, 0L, 1L), property2 = c(0L,
Suppose I have two data frames, each with a different number of rows and columns and sharing some row names but not othe开发者_开发知识库rs. I\'d like to be able to cbind them together so that the res
I am an R neophyte, with a data frame of database function runtimes with the following data: > head(data2)
加载中,请稍侯......