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Questions tagged [forcats]

forcats is an R package for working with categorical variables (factors), and part of the tidyverse collection of packages.

forcats is an R package for working with categorical variables (factors) written by Hadley Wickham. It is part of the larger tidyverse collection of packages.

192 questions
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How to reorder factor levels in a tidy way?

Hi I usually use some code like the following to reorder bars in ggplot or other types of plots. Normal plot (unordered) library(tidyverse) iris.tr <-iris %>% group_by(Species) %>% mutate(mSW = mean(Sepal.Width)) %>% select(mSW,Species) %>% …
David Mas
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R: convert to factor with order of levels same with case_when

When doing data analysis, I sometimes need to recode values to factors in order to carry out groups analysis. I want to keep the order of factor same as the order of conversion specified in case_when. In this case, the order should be "Excellent" …
user5068121
9
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1 answer

fct_reorder factor column by another column

I have this dataframe called test: structure(list(event_type = structure(c(5L, 6L, 8L, 3L, 9L, 1L, 7L, 4L, 10L, 2L), .Label = c("BLOCK", "CHL", "FAC", "GIVE", "GOAL", "HIT", "MISS", "SHOT", "STOP", "TAKE"), class = "factor"), hazard_ratio =…
user8248672
7
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1 answer

relevel factors and reorder factors using tidyverse in R

I want to use the functions relevel() and reorder() in my data frame. I understand how relevel works, but I do NOT understand why I do not see the change in the levels in my data.frame. For example, imagine that I have the iris…
LDT
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How to order primary Y axis within label in ggplot

I am new to ggplot library. And trying to draw the plot using the following data.frame: library(tidyverse) df <- tribble(~event, ~startdate,~enddate,~loc, "A",as.POSIXct("1984/02/10"),as.POSIXct("1987/06/10"),"1", …
Saurabh Chauhan
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3 answers

re-ordering factors according to a value using fct_reorder in R

My data: structure(list(LoB = c("C", "C", "C", "A", "A", "B", "C", "A", "A", "C", "A", "B", "C", "B", "A", "C", "B", "A", "B", "C", "A", "B", "B", "A", "B", "C", "A", "B", "C", "B"), word = c("speed", "connection", "call", "bt", "reliable",…
Shery
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1 answer

Can forcats::as_factor return an ordered factor?

Can as_factor from forcats return an ordered factor? It seems like a missing feature if not although I haven't seen it reported as an issue on the GitHub page. I have tried: y <- forcats::as_factor(c("a", "z", "g"), ordered = TRUE) is.ordered(y) #…
Danny
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How to plot one factor level as a base on geom_col/geom_area

I've written following function that makes a customised stacked plot: stacked_plot <- function(data, what, by = NULL, date_col = date, date_unit = NULL, type = 'area'){ by <- enquo(by) what <- ensym(what) date_col <- ensym(date_col) …
Kuba_
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how to reorder a factor in a dataframe with fct_reorder?

Consider the following example > library(forcats) > library(dplyr) > > > dataframe <- data_frame(var = c(1,1,1,2,3,4), + var2 = c(10,9,8,7,6,5)) > dataframe # A tibble: 6 x 2 var var2 1 1.00 10.0 2 …
ℕʘʘḆḽḘ
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Combining data under different factor levels while retaining original levels

I would like to have a tidyverse solution for the following problem. In my dataset, I have data on various factor levels. I would like to create a new factor level "Total" that is the sum of all values Y at existing factor levels of X. This can be…
miwin
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How to reorder a factor based on a subset (facets) of another variable, using forcats?

forcats vignette states that The goal of the forcats package is to provide a suite of useful tools that solve common problems with factors And indeed one of the tools is to reorder factors by another variable, which is a very common use case…
Hernando Casas
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How to relevel factor column using the fct_relevel function?

I am an absolute beginner and really struggling - can anyone please help and tell me why I get that error message and how to resolve it? This is what I am trying to do: and this is my…
Natasha Reece
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3 answers

Reorder factor level based on group averages

I often make a factor variable that I want to retain the order of the variable it comes from. I feel like I should be able to do this by taking the average within each group of the new categorical variable, then using that as the ordering variable…
Jack Landry
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Reordering factors by group using fct_relevel only change factor order in first group

Context: I need to use factor order to make arrange diplays a table in a certain way. I.e I want to get a "Total" line at the end of each group. Problem: using fct_relevel I acheive the expected output only within the first…
Paul
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Forcats reordering not working for ggplot

I have the following code for plotting a simple lollipop chart for my data: p <- data %>% mutate(Activity_Name = fct_reorder(Activity_Name, count)) %>% ggplot(aes(x = Activity_Name, y = count)) + geom_segment(aes( x = Activity_Name, …
namtar
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