All Questions
73
questions
2
votes
1
answer
49
views
Pivoting dataset to long format for all variable pairs following specific name pattern
I've got data from an experiment with 2 conditions where each participant got tested in both conditions for various properties. The dataset is in wide format, the variable name pattern is like this: ...
- 918
0
votes
2
answers
44
views
pivot longer by looping over certain columns
I have the following data which belongs to my darts league in wide format
structure(list(home_team = c("Art of Dart", "Art of Dart", "Art of Dart",
"Art of Dart&...
- 61
0
votes
0
answers
79
views
In R, when transpose data from row to column, why spread() code doesn't work?
I have a data below
dataA= data.frame(
Location = rep(c("East", "West", "North"), each = 12 * 2),
Season = rep(rep(c(2021, 2022), each = 6), 3),
Genotype = rep(rep(...
- 884
1
vote
0
answers
109
views
Error "geom_line(): Each group consists of only one observation. ℹ Do you need to adjust the group aesthetic?" (line graph - repeated measures design)
I am trying to plot a line graph for two independent variables.
Here are where I downloaded the data and how I converted them to a long format:
textMessages <- read.delim("http://www....
1
vote
2
answers
34
views
Reshape strings within a dataframe in R
I have a dataframe that looks like this
data.frame(service=c("1,2,3,4","2,4,5","1,3,4"),
score=c("1,2,1,3","1,1,3","1,1,1&...
4
votes
1
answer
65
views
transform data frame from wide to long (several variables) using separator [duplicate]
I have a df like this one:
FID <- c(1,2,3,4)
d <- c(1,1,2,2)
IID_1 <- c("1A","2A","NA","4A")
IID_2 <- c("1B","2B","3B",...
- 145
2
votes
2
answers
70
views
New column for next occurrence of a variable in R
Note:
Please note that I have tried the following to solve my problem before posting:
Transpose / reshape dataframe without "timevar" from long to wide format
How to Reshape Long to Wide ...
- 1,993
0
votes
0
answers
29
views
reshape2 melt a list of pixel image objects like in reshape
I have a list of pixel image objects from spatstat.geom (see example data below) and want to melt them into one data.frame. I do it with reshape::melt and it works fine. Now, I wanted to do it with ...
- 171
1
vote
2
answers
48
views
How do I reshape an R dataframe from long to wide without using the long variable values as the new variable names?
I have a long dataframe that lists the top 3 employers of each occupation code (3 rows per occupation code). It looks like this.
occcode
employer
1
top employer for occcode1
1
2nd employer for ...
- 85
1
vote
1
answer
32
views
Reshape dataframe in R
I have monthly data.
df = structure(list(year = c(2000, 2000, 2000, 2000, 2000, 2000, 2000,
2000, 2000, 2000, 2000, 2000, 2001, 2001, 2001, 2001, 2001, 2001,
2001, 2001, 2001, 2001, 2001, ...
- 2,142
1
vote
1
answer
190
views
How to draw barplot on either side of the y-axis using ggplot2?
I am trying to draw a barplot on either side of the y-axis (atleast present in "YES" or "NO") instead of stacking both "YES" and "NO" together. Firstly I ...
- 109
3
votes
6
answers
2k
views
Arrange columns by prefix in column names
I've got a dataframe with hundreds of columns, here's a simplified sample:
I need to arrange the order of specific columns so they are "kept together" based on the prefix in their column ...
- 918
1
vote
3
answers
741
views
Comparing values of pairs of columns whose names are suffixed by numbers (R / tidyverse)
I would like to compare the values of pairs of columns whose names start with certain characters but have same suffix in their column name. In the example below, I want to compare q_1 with v_1 and q_2 ...
- 918
1
vote
2
answers
478
views
Duplicating columns whose names are suffixed with numbers and adding an offset to the new column name suffixes
I would like to duplicate a certain subset of columns whose names are suffixed by numbers. To the numerical suffixes of new columns should be added a certain offset (in the following example it's 12).
...
- 918
1
vote
2
answers
97
views
Adding a new column next to each existing column that matches a certain column name pattern in R / tidyverse
In a dataframe I want to add a new column next each column whose name matches a certain pattern, for example whose name starts with "ip_" and is followed by a number. The name of the new ...
- 918