How do I change font size in plot in R?
How to change font size of text and axes on R plots. To change the font size of text elements, use cex (short for character expansion ratio). The default value is 1. To reduce the text size, use a cex value of less than 1; to increase the text size, use a cex value greater than 1.
How do I change the scale of a plot in R?
To change the axis scales on a plot in base R, we can use the xlim() and ylim() functions.
How do I change the size of a legend in R?
Change legend size In order to change the legend size in R you can make use of the cex argument. Values bigger than 1 will lead to a bigger legend and smaller to smaller legends than the default.
How do I add axis labels in R?
You can easily add the main title and axis labels with arguments to the plot() function in R to enhance the quality of your graphic.
- main: Main plot title.
- xlab: x-axis label.
- ylab: y-axis label.
How do I change the font size in R markdown?
See Appearance and Style. You can change the font size in R Markdown with HTML code tags your text . This code is added to the R Markdown document and will alter the output of the HTML output.
How do you change the tick mark in R?
5 Answers
- Use par(xaxp = c(x1, x2, n)) or plot(…, xaxp = c(x1, x2, n)) to define the position ( x1 & x2 ) of the extreme tick marks and the number of intervals between the tick marks ( n ).
- You can suppress the drawing of the axis altogether and add the tick marks later with axis() .
How do I reduce the size of a Barplot in R?
To make the bars narrower or wider, set the width of each bar with the width argument. Larger values make the bars wider, and smaller values make the bars narrower. To add space between bars, specify the space argument. The default value is 0.2.
How do I reduce the size of a legend box in R?
By default, the area covered by legends for a plot created by using plot function is of full size that is 1 (the area size has a range of 0 to 1, where 1 refers to the full size and 0 refers to none). To reduce the size, we can use cex argument with the legend function as shown in the below example.
How to plot the different symbols in R?
Plotting symbols. The different points symbols commonly used in R are shown in the figure below : The function used to generate this figure is provided at the end of this document. pch = 0,square. pch = 1,circle. pch = 2,triangle point up. pch = 3,plus. pch = 4,cross.
How to change the font size in a your plot?
You can also change the font size in an R plot with the cex.main, cex.sub, cex.lab and cex.axis arguments to change title, subtitle, X and Y axis labels and axes tick labels, respectively. Note that greater values will display larger texts. Furthermore, you can change the font style of the R plots with the font argument.
How to control the size of points in an your scatterplot?
Control the size of points in an R scatterplot? In R, the plot () function takes a pch argument that controls the appearance of the points in the plot. I’m making scatterplots with tens of thousands of points and prefer a small, but not too small dot. Basically, I find pch=’.’ to be too small, but pch=19 to be too fat.
How to change the axes of a plot in R?
By default, R will use the vector names of your plot as X and Y axes labels. However, you can change them with the xlab and ylab arguments. plot(x, y, xlab = “My X label”, ylab = “My Y label”) If you want to delete the axes labels you can set them to a blank string or set the ann argument to FALSE.
