Why use as.factor () instead of just factor () - Stack Overflow
‘factor(x, exclude = NULL)’ applied to a factor without ‘NA’s is a no-operation unless there are unused levels: in that case, a factor with the reduced level set is returned. ‘as.factor’ coerces …
Convert existing dataframe variable to factor in Tidyverse
Feb 26, 2022 · When you have an existing character variable in a dataframe, is there an easy method for converting that variable to a factor using the tidyverse format? For example, the …
How to force R to use a specified factor level as reference in a ...
You should do the data processing step outside of the model formula/fitting. When creating the factor from b you can specify the ordering of the levels using factor(b, levels = c(3,1,2,4,5)). Do …
Convert data.frame column format from character to factor
Dec 6, 2018 · The complete conversion of every character variable to factor usually happens when reading in data, e.g., with stringsAsFactors = TRUE, but this is useful when say, you've …
r - ggplot2: Reorder items in a legend - Stack Overflow
Oct 12, 2021 · (2) I cannot find a question about ordering (of axis or legend elements) in ggplot2 that is not completely resolved by the use of factor(., levels=). When you define the factor and …
r - Changing factor levels with dplyr mutate - Stack Overflow
Jan 28, 2015 · 19 From my understanding, the currently accepted answer only changes the order of the factor levels, not the actual labels (i.e., how the levels of the factor are called). To …
r - How to convert a factor to integer\numeric without loss of ...
See the Warning section of ?factor: In particular, as.numeric applied to a factor is meaningless, and may happen by implicit coercion. To transform a factor f to approximately its original …
Pandas - make a column dtype object or Factor - Stack Overflow
In pandas, how can I convert a column of a DataFrame into dtype object? Or better yet, into a factor? (For those who speak R, in Python, how do I as.factor()?) Also, what's the difference …
r - Re-ordering factor levels in data frame - Stack Overflow
Aug 24, 2013 · Re-ordering factor levels in data frame [duplicate] Asked 12 years, 4 months ago Modified 4 years, 4 months ago Viewed 257k times
r - How to convert integer to factor? - Stack Overflow
Thanks, erasmortg. When I check with class it shows 'factor'. I hope it is indeed a factor then. Do not understand why typeof shows integer. I also just tried str (df) and it shows that x is a factor.