All Questions
16
questions
1
vote
1
answer
60
views
Adding a character within "bquote" in legend
How can I add a word within the bquote in the legend? Using the code
x <- 1:100
y <- x^2
plot(x, y)
i <- 5
legend("topleft",
legend=c(c(as.expression(bquote("X"[.(i)...
user22130474
2
votes
2
answers
3k
views
How to put expression in ggplot title/label/legend from character vector?
I want to generate legend labels with code and use them as expressions because they contain greek letters and subscripts. However the same problem occurs with the title, and it is much easier to show, ...
- 170
1
vote
2
answers
1k
views
Formatting line breaks when using superscripts in tmap legend
I am trying to create a map with the tmap showing the population density. Therefore, I want the legend title of the map to be "Population density in n\ [people per km^2]". This map is the ...
- 13
4
votes
2
answers
2k
views
Fix legend title when using superscript in more than two lines - R ggplot2
I am plotting a map of my study area and I am having problems to edit the legend title.
I need it to be "Projected fruit productivity in fallows in 40 yrs (fruits ha^-1) written in four lines. I could ...
- 123
0
votes
1
answer
3k
views
Change text font in legend using expression function in R
I have the following legend which I am trying to change to the font Times New Roman:
legend(x = 23, y = 40, legend = c(expression(bold('Dawn Col-0 Control')), expression(bold('Dusk Col-0 Control')), ...
- 91
4
votes
3
answers
3k
views
How to add degree symbol to multiple plot legend entries in R?
I know I can add a degree symbol to a plot legend by using expression.
plot(1:5,1:5)
legend('topleft', fill = 'white', legend = expression(5~degree~C))
But How can I do this for multiple legend ...
- 4,827
0
votes
2
answers
391
views
How to remove automatic space after greek lettters using the cairo library?
I am using expression() to create a string that includes greek letters. My legend label is as follows:
legend.label = paste(mu, "+", sigma, ", ", mu, ", ", mu, "+", sigma, " of
random strategy", sep =...
- 27
3
votes
1
answer
1k
views
Dynamically create expression for ggplot legend?
I want to plot a line graph, with multiple lines, coloured depending on a grouping variable. Now I want to set the legend labels via scale-command:
scale_color_manual(values = colors_values, labels = ...
- 7,732
4
votes
1
answer
20k
views
Greek letters in legend in R
I want to have three curves on the same plot with different parameter alpha.
curve(sin(x), from = 1, to = 3, lty = 1, ylim = c(-1, 1))
curve(sin(2 * x), add = TRUE, lty = 2)
curve(sin(3 * x), add ...
- 3,483
3
votes
1
answer
497
views
R expression of the form 0 < \alpha < 1
I want to have a legend in an R plot involving expressions.
I did
legend(
x = "topright",
legend = c(expression(alpha == 0), expression(0 < alpha))
)
This works just fine. But if I replace ...
- 287
3
votes
1
answer
1k
views
R plot(). Legends with multiple variable per entry
I am somewhat new to R. I have followed and implemented the results in the following two threads:
http://tolstoy.newcastle.edu.au/R/e17/help/12/03/7984.html
http://lukemiller.org/index.php/2012/10/...
- 197
4
votes
2
answers
3k
views
How to combine character (or numeric) variables with expressions at LEGEND in R
When using R to plot three lines with legend that combines expression and character variables, I wrote, for example:
b1<-2
c1<-3
d1<-4
a<-seq(1,10)
b<-a+b1
c<-a+c1
d<-a+d1
plot(...
- 2,506
0
votes
1
answer
3k
views
Add an equation into scatter plots in R
I have a little trouble to add the equations into scatter plots using "legend"
A simple example is as follow:
plot(1:100)
# The below code can work if I add "= 0.1234" directly.
legend(locator(1), ...
- 1,215
6
votes
2
answers
4k
views
Advanced legend in R: Plot
This is a following up question of this question:
How to have a new line in a `bquote` expression used with `text`?
But now I have it in a legend and this seems to change the things.
I tried the ...
- 873
3
votes
2
answers
10k
views
R: legend expression how to add comma between two values and how to supress scientific notation
I'm trying to format the legend in my plot, but I have to use expression() because of greek and superscripts. However, when I want to display r^2 = 0.45, P<0.0001, I get r^2 = 0.45 P<1e-04, ...
- 659