{pgfplots} is a package for creating 2D and 3D plots of mathematical functions and numerical data, using the PGF graphics framework. For questions about the inbuilt plotting functionality of TikZ/PGF, use {tikz-pgf} instead.

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4
votes
1answer
168 views

PGFplots and table with different number of elements in columns

I am trying to plot a table where I have different number of elements in the columns. In the MWE, the pairs (x1,y1),...,(x4,y4) all have different number of elements, can I use PGFplots in such ...
10
votes
1answer
8k views

Where is the pattern list gallery for pgfplots?

Where is the list, or gallery of the patterns available for pgfplots?
2
votes
1answer
646 views

Polar plot: label and legend rotation

I am using the polar library with pgfplots to plot a graph like this: \documentclass{standalone} \usepackage{tikz} \usepackage{pgfplots} \pgfplotsset{compat = newest} \usepgfplotslibrary{polar} ...
5
votes
2answers
1k views

How can I plot bigger amounts of data?

I am currently playing around with hailstone sequences (collatz numbers). I would like to create a plot like this (from Wikipedia): But I don't know how this kind of plot is called (it's neither a ...
7
votes
2answers
251 views

pgfplots to plot a function from [4,4.001]

When I try to plot a function on a small range, the output is an empty graph from 0 to 1 on the x and y axis. What can I do to fix this? My tex looks like this: \begin{tikzpicture} \begin{axis}[ ...
4
votes
2answers
1k views

Externally set ymin, ymax, xmin and xmax with pgfplotset

According to percusses answer in Argument to \input or \include statement? both height and width in the axis environment in PGFplots may be set externally (outside the axis environment) with a nested ...
5
votes
1answer
585 views

pgfplots with gnuplot

I got a problem with latex implementing a gnuplot code. I use PdfLatex with argument "--enable-write18". The following code should works with the first commented-out line %plot 'data.dat' u 1:2;, but ...
8
votes
1answer
2k views

How can I display tick marks on only one axis of a pgfplots graph?

How can I display tick marks on only one axis of a pgfplots graph? Here is some simple code to work with: \documentclass{article} \usepackage{tikz} \usepackage{pgfplots} \begin{document} ...
1
vote
0answers
686 views

Plotting a histogram from a dat file using pgfplot [closed]

I want to create a histogram from a dat file with two columns, error and frequency. It also has a large amount of bins, 501. I have followed instructions provided elsewhere on this site but the data ...
8
votes
1answer
780 views

Using nan values in pgfplots

I use addplot to plot a data set which has nan values. The data file contains 5 columns. First column is the x-axis (time), the second and fourth is the wavelenght (same element, but 2 measurements) ...
3
votes
1answer
506 views

Changing the default file path for \addplot table {myfile}

Is there a way to add a file path prefix (ideally defined by a key) to the "argument" of \addplot table. Something like \documentclass{standalone} \usepackage{pgfplots} \pgfplotsset{% table file ...
2
votes
1answer
257 views

pgfplots: How to fix the number of yticks?

With max space between ticks= it is possible to set space between ticks, but I would like to setup the number of ticks, so all my graphs will look similar. I would be happy with 4 ticks, so if y vary ...
2
votes
1answer
134 views

How to tell pgfplots to keep empty “series”?

I have a plot with xticklabels defined as symbolic. In a modified version of my plot, I want to set ymin value. When doing this, my plot is automatically updated: all x series having only points ...
3
votes
1answer
510 views

tikz plot change one value of x axis

I'm not so familiar with tikz plot. The plot looks actually like it should, but I would like to change the last position value 300 to n in the plot. Is this possible ? \documentclass[]{article} ...
9
votes
2answers
5k views

How to modify the image of an legend entry

I have the following code \documentclass[tikz,convert={size=640}]{standalone} \usepackage{pgfplots} \begin{document} \begin{tikzpicture} \begin{axis}[ legend entries={simulation sample 1, ...
7
votes
1answer
746 views

Pgfplots: Drawing Arrows Along Contour Plots

I would like to draw "stealth" arrows in place of the "0" labels along the trajectory in the phase portrait pictured below. I decided to draw the trajectory using the contour functionality of ...
4
votes
1answer
460 views

TikZ/PGF \closedcycle to y axis

Consider the following MWE: \documentclass{article} \usepackage{tikz, pgfplots} \begin{document} \begin{tikzpicture} \begin{axis} \addplot [domain=0.7:1.6,samples=20, fill=red!50!white] ...
6
votes
1answer
645 views

Is it possible to shift ticks position in a graph to match APA style ?

I have been looking for a while for a way to shift ticks on a graph. I found many options regarding ticks positions, labels or size but I could not find a way to move them orthogonally to the axis ...
1
vote
0answers
226 views

A workaround for visualization depends on and ybar stacked [closed]

Are there any workarounds for the bug? The "visualization depends on" function causes an error with stacked plots. With "ybar stacked", the minimal example generates the error message ...
2
votes
1answer
525 views

pgfplots: Scatter plot with multiple series side-by-side

I have multiple machines on which I did benchmarks. Now I wan to use pgfplots to show multiple y values (the variance in the measurement) for a single x value (a benchmark parameter) within a single ...
5
votes
2answers
1k views

pgfplots: Displaying a bar graph and a table from the same input file

I try to display on one Beamer slide a bar graph and a table with numbers taken from the same input file (to avoid repetition when copying the data). For now, I am stuck on this error message: ...
8
votes
1answer
1k views

Define error bar color in scatter class

I'm using scatter/classes to define color and markers for a plot, and I would like to specify the error bar color this way as well (to match the marker color). I have seen the error bar colors in ...
1
vote
1answer
251 views

Set xstep and ystep pgfplots

I have this MWE. My question is how can set xsep and ystep in the axis so that they will properly appear, and without have to know in prior the range of values: xtick={0,0.1,...,1}, ...
3
votes
1answer
1k views

pgfplots grouped bar chart from file

I am trying to create a grouped bar chart with pgfplots from a file that contains a data table. However in the resulting picture the bars are not grouped but on top of each other. Every working ...
7
votes
1answer
2k views

Lining up angled tick labels on a pgfplots bar plot

I'm trying to produce a bar chart for publication with math text in the tick labels. The most readable layout would be to angle them, but when I do they clash with the axis and are difficult to relate ...
5
votes
1answer
2k views

Adjusting width of ybar interval separator to width of histogram bars

I have an array of numbers for which I want to create a histogram for the first 22 entries. I want to show both the first few entries of the array as a bar plot as well as the histogram in two ...
6
votes
1answer
192 views

local extrema pgfplots - smooth

Is it possible to change this code for a "smooth" plot? How can I automatically mark local extrema with pgfplots and scatter? MWE \documentclass{scrartcl} \usepackage[utf8]{inputenc} ...
10
votes
2answers
737 views

Fill the area enclosed by multiple functions in a single plot

I wish to fill the area enclosed by four functions, as indicated by the hatching in red in the figure below: So far I've been able to fill the area between each pair of functions, as shown below: ...
8
votes
1answer
542 views

Align pinned nodes in PGFplots

I'm working with plots generated from matlab2tikz and I have several plot lines close to each other. Labeling them is proving difficult, but I believe a good looking solution could be to list the ...
1
vote
0answers
107 views

Issue with PGFPlots text [closed]

I'm trying to generate some plots using TikZ, with the following code: It's not about babel, fontenc, or inputenc; I've tried removing them to no avail. \documentclass[a4paper]{article} ...
3
votes
2answers
587 views

LaTeX - PGF groupplot - polar axis

I can't find the answer anywhere, is it [and how] possible to make a group plot of multiple polar graphs? For grouping, I use pgf.groupplot library, for polar axis, I use \begin{polaraxis} from pgf ...
4
votes
1answer
1k views

Put numbers in legend using pgf pie

I would like to have the numbers that are inside the pie chart to be in the legend. How can I make that happen? Here is the MWE: \documentclass{article} \usepackage{pgf-pie} \usepackage{tikz} ...
1
vote
1answer
478 views

Pgfplot figure off-center

I create a tikzpicture in standalone mode (see code below). Then import the resultant .pdf file into my document via \includegraphics (see pic). However the axis labels are cut off and part of the ...
2
votes
1answer
390 views

tikzpicture and pdf - x axis partially disappears

I would like to know why the x axis partially disappears, given the following code. Is it a PDF problem? Also, is there any option to connect the midpoints automatically but not in a smooth fashion? ...
5
votes
0answers
136 views

Pgfplots closes plot cycle when it should not [closed]

I experience a strange behaviour with pgfplots. I plot a series of datasets with no problems, but suddenly when I plot my last set of data, a line is drawn from the last point back to the first ...
7
votes
1answer
3k views

How to change xticklabel or yticklabel style to Percentage?

When using tikzpicture in the pgfplots package, how can I change use PERCENTAGE for xticklabel or yticklabel. Here is a simple example: \documentclass[a4paper]{article} \usepackage{pgfplots} ...
3
votes
1answer
481 views

How to increase numbers precision in TikZ histogram

I entered fixed point numbers in the following code: \begin{tikzpicture} \centering \begin{axis}[xbar,bar width=0.2cm,legend style={at={(0.5,-0.15)}, xmin=0,xmax=0.8,anchor=north,legend ...
2
votes
2answers
1k views

How do I add a marker to TikZ plot for specific x coordinate? [duplicate]

Please take a look at my code. I am plotting values from a file and I want to add a marker at the x coordinate of 100 GHz. \documentclass[convert={density=400,outext=.png}]{standalone} ...
4
votes
2answers
936 views

How to shift x ticks in pgfplots having multiple stacked bars

My goal is to generate this bar chart: I was able to achieve this chart as my MWE: \documentclass[parskip]{scrartcl} \usepackage[margin=15mm]{geometry} \usepackage{pgfplots} ...
4
votes
1answer
183 views

pgfplots Axis-Subsections on X-Axis on a bargraph?

I am trying to get pgfplots to draw some bargraph like this: but I cannot figure out how to get pgfplots to add the second X-axis-labeling so I could actually draw the data in a way that would be ...
9
votes
3answers
5k views

Easiest way to plot matrix image

Is there an easier way to create this in pgfplots than plotting the matrix image externally and using addplot graphics (as on p.42 of the pgfplots manual)? A mesh plot (as suggested for plotting ...
6
votes
1answer
438 views

Adding a normal vector to a curved mesh area

How can I put a normal vector on the outer blue mesh? TeXample \documentclass[12pt]{article} \usepackage{tikz} \usetikzlibrary{positioning} \usepackage{amsmath} \usetikzlibrary{arrows} ...
4
votes
1answer
1k views

pgfplots: Positioning “node near coord” at the bottom of the bar

I would like to position nodes near coords at the bottom of the corresponding bar, right by the X axis. Here's what I've got now: \documentclass{report} \usepackage{pgfplots} \begin{document} ...
2
votes
0answers
26 views

node at sloped path and/or not respecting every path/.style [duplicate]

I'm producing a schematic Nyquist plot, and I want to create an arc between the x-axis and a straight line, which should be denoted PM (phase margin). I use the intersections library to find the ...
7
votes
1answer
501 views

pgfplots: Aligning multiple bars and marks horizontally along symbolic X-axis

I want to plot average values of some measure as bar charts with error bars and its maximal values as marks above the bars. I use two separate plots for that now. The problem is aligning marks with ...
6
votes
1answer
2k views

Global legend for multiple figures

Similar to this question, I need output as follows but in a neat way. My solution code is not neat any more: I added a dummy axis to use its legend. Also the legend must be at top of the page. Here ...
3
votes
1answer
165 views

Compile time optimized “area under analytical curve” plotting with pgfplots?

There are some question regarding how to plot an area under a curve with pgfplots. But as far as I can see, all the answers have in common that a function has to be plotted twice with different style ...
3
votes
1answer
242 views

Increasing error bar in Pgfplots?

I read data from a table to create a plot in Pgfplots: x y sigma 1 2 0.3 2 4.1 0.4 where sigma is the standard error associated with y. Since y and sigma together are are standard ...
5
votes
1answer
294 views

question about pgf-blur package in xelatex

Here is my code: \documentclass{article} \usepackage{pgfplots} \usetikzlibrary{shadows.blur} \begin{document} \tikzfading[name=fade down, top color=transparent!30, bottom ...
4
votes
1answer
194 views

Skip specific string in a numeric column while using pgfplots

In this question, NaN string is omitted as mentioned in the manual of pgfplots package. My input data contains UnDf and I want to omit/skip this value. Here is sample code from the question I have ...