What does PCH mean in R?
Plot character or pch is the standard argument to set the character that will be plotted in a number of R functions. Explanatory text can be added to a plot in several different forms, including axis labels, titles, legends, or a text added to the plot itself.
How do you fill PCH in R?
The default R plot pch symbol is 1, which is an empty circle. You can change this to pch = 19 (solid circle) or to pch = 21 (filled circle). To change the color and the size of points, use the following arguments: col : color (hexadecimal color code or color name).
What does Cex in R mean?
description. cex. number indicating the amount by which plotting text and symbols should be scaled relative to the default. 1=default, 1.5 is 50% larger, 0.5 is 50% smaller, etc.
What does BTY mean in R?
The bty option in the R plot() function controls the box style of base. The bty option of the par() method allows the custom of the box around the plot. The shape of the letter represents the boundaries.
What does PCH mean?
|PCH||Pacific Coast Highway (California)|
|PCH||Port Charlotte (Amtrak station code; Port Charlotte, FL)|
|PCH||Packet Clearing House|
|PCH||Personal Contract Hire|
How do I change the size of a 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 use mtext in R?
Use mtext() to write text in margin The mtext() function allows to write text in one of the four margins of the current figure region or one of the outer margins of the device region. Here, the figure is first split thanks to par(mfrow..) . Then, only one title is added and centered using mtext() .
How do you change the thickness of a line in R?
To set plot line width/thickness in R, call plot() function and along with the data to be plot, pass required thickness/line-width value for the “lwd” parameter.
How do I shrink a legend in R?
To change the legend size of the plot, the user needs to use the cex argument of the legend function and specify its value with the user requirement, the values of cex greater than 1 will increase the legend size in the plot and the value of cex less than 1 will decrease the size of the legend in the plot.
What does floor mean in R?
floor() function in R Language returns the largest integer that is smaller than or equal to value passed to it as argument(i.e : rounds downs to the nearest integer).
What does PCH stand for motherboard?
Platform Controller Hub
The Platform Controller Hub (PCH) is a family of Intel’s single-chip chipsets, first introduced in 2009. It is the successor to the Intel Hub Architecture, which used two chips – a northbridge and southbridge instead, and first appeared in the Intel 5 Series.
When to use the PCH option in R?
The pch option in R is used to define the point symbols in the functions plot () and lines (). The pch contains numeric values rangers from 0 to 25 or character symbols (“+”, “.”, “;”, etc.) specifying the point symbols (or shapes). The pch is the standard argument to set the character plotted in several R functions.
How to plot PCH size and color in R?
Additionally, we provide R codes to modify the plot pch size and pch color, as well as, the legend pch. key arguments in plot () function: pch: numeric values (from 0 to 25) or character symbols (“+”, “.”, “;”, etc) specifying the point symbols (or shapes). cex: numeric values indicating the point size. col: color name for points.
Which is the PCH symbol of 8 in R?
Then I have single points which have the pch symbol of 8 in R. These are stars. See the following plot: Currently I have the following legend: But I don’t want to have a blue line in the legend for exceedance, but just the stars in the plot. I have to use the pch=8. I just want to have the stars in the legend, not the stars with a line.
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.