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 its argument to …
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 read data in …
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 this in a …
How can I customize the tab-to-space conversion factor in VS Code?
Apr 30, 2015 · How do I customize the tab-to-space conversion factor when using Visual Studio Code? For instance, right now in HTML it appears to produce two spaces per press of TAB, but in …
Variance Inflation Factor in Python - Stack Overflow
I'm trying to calculate the variance inflation factor (VIF) for each column in a simple dataset in python: a b c d 1 2 4 4 1 2 6 3 2 3 7 4 3 2 8 5 4 1 9 4 I have ...
when to use factor () when plotting with ggplot in R?
Feb 25, 2013 · Is the general rule to use factor when the variable being used to determine the shape/size/colour is discrete, and not continuous? Or is there another use of factor in this context? It …
Filter factor levels in R using dplyr - Stack Overflow
May 5, 2015 · Filter factor levels in R using dplyr Asked 10 years, 8 months ago Modified 10 years, 8 months ago Viewed 67k times
GGplot Legend Showing Blank Fill for Missing Factor Level
Apr 10, 2024 · GGplot Legend Showing Blank Fill for Missing Factor Level Asked 1 year, 9 months ago Modified 1 year, 5 months ago Viewed 2k times
r - ggplot: remove NA factor level in legend - Stack Overflow
How can I omit the NA level of a factor from a legend? From the nycflights13 database, I created a new continuous variable called tot_delay, and then created a factor called delay_class with 4 lev...
Synology NAS: Trying to login after 2-factor authentication results in ...
Oct 6, 2021 · Synology NAS: Trying to login after 2-factor authentication results in "wrong verification code. please try again" Asked 4 years, 3 months ago Modified 14 days ago Viewed 20k times