{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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7
votes
2answers
1k views

pgfplots import data from table with comma as decimal separator

I am trying to plot data from data files which are using the comma as decimal separator instead of a point (as is normal in SI style (French version): ...
7
votes
2answers
5k views

How to save a figure produced by tikz save/export as JPG/PNG file

I have created various plots using pgfplots package for my thesis. Now I would export them in jpg or png format. Does it exist a way to achieve this porpouse?
7
votes
1answer
3k views

Scatterplot with pgfplots

I want a 2x2 scatterplot matrix of the data in the file scatter.dat: 0.5334437 0.4824717 0.6848940 0.6865826 0.5818373 0.6335347 0.5465202 0.5290712 The following code works: ...
6
votes
1answer
389 views

Drawing a box with shading in pgfplots

As a follow-up to this question, or more precisely this answer, I'd like to know how to do the equivalent of \shadedraw [shading=axis,left color=green,right color=orange,color=blue,line width=2] ...
6
votes
2answers
525 views

Annotate grouped bar plot

I'm trying to draw a grouped bar plot, but with added dots "on top" to signify outliers in the results. Currently I have: \begin{figure}[] \begin{tikzpicture} \begin{axis}[ ...
5
votes
1answer
306 views

Scatterplot with marginal histograms using pgfplots

I've tried to use pgfplots to create a scatterplot with marginal histograms like it can be seen here: ...
5
votes
1answer
2k views

Is there any way to remove mesh lines completely in a pgfplots faceted 3d plot?

I can not seem to find the way to remove the lines in the surface mesh in a 3d faceted plot. I need a solution that does not use the "shader=interp" (i.e. gradient filling) so that the faces are ...
4
votes
1answer
131 views

Fill pattern for time series with bounds (tikz pgfplots)

I would like to plot three time series; two of them have bounds. In fact, it looks similar to the figure shown here: plotting two time series with bounds In my case, the two areas of the two time ...
4
votes
1answer
378 views

Histogram with overlaying Gauss curve (pgfplots)

I am struggling to create a histogram with an overlaying normal (Gauss) curve using PGFplots. To be more specific, I want to recreate this SPSS plot: Creating the histogram using PGFplots is no ...
4
votes
1answer
1k views

Collapse range in x-axis with pgfplots? (break x-axis)

I want to plot data from a table file. The data has quite big gaps in the x-axis, making the actual data barely readable. Is it possible to tell pgfplots to kind of collapse the x-axis in a given ...
4
votes
1answer
886 views

Settting PGFplots axis environment options by means of \newcommand and {\newlength,\setlength}

Because I often use the same options for multiple axes in my LaTeX documents, I use the following code to simplify my life. \documentclass{article} \usepackage{pgfplots} ...
3
votes
1answer
785 views

font size scaling and node placement issues using pgfplots and tikzscale

From the tikzscale documentation I understand, that it is supposed to keep font sizes constant. However, this does not seem to apply to axis ticks or axis labels from pgfplots' axis environment. Also, ...
3
votes
1answer
2k views

edit x-y data from different files/tables

I've two one column data files (A.txt and B.txt). To plot them together first I load dataA with \pgfplotstableset{ create on use/dataA/.style={create col/copy column from table={A.txt}{0}} } Then I ...
2
votes
1answer
2k views

PGFplots - single legend in a group plot [duplicate]

I have a group plot and when I try to add a legend it repeats on all subgraphs. I want a single common legend line at the top of the whole graph. \documentclass{standalone} \usepackage{graphicx} ...
8
votes
1answer
609 views

Error when creating a surf plot with matlab2tikz

I'm using matlab2tikz to generate the tikz code for my figures. When compiling the document with the figure code as below, i get an error: Package pgfplots Error: No such element: ...
7
votes
1answer
445 views

\foreach not behaving in axis environment

Am hesitant to ask yet one more embarrassing question, but I can't seem to see the problem with the \foreach in the MWE. It should produce several horizontal lines but only produces the one with the ...
5
votes
2answers
530 views

pgfplots: Clipping Everything Outside a Specific Area

I want to add information to each column of a histogram. every node near coord is probably the best approach. It works well with bar plots but not with the histogram: \documentclass{article} ...
4
votes
2answers
199 views

PGFPlots: calculate a linear regression, ignoring some data

I know that I can use PGFPlots to calculate a linear regression with the create col/linear regression command. I have a set of data that is curved for the first few points, but linear for the ...
4
votes
2answers
302 views

A voltage graph in PGF plots

Would it be possible to achieve this in PGF plots? I can manage to get a sine wave and draw the sawtooth looking wave but cant get it all together
4
votes
1answer
410 views

PGFPlot two \pgfplotstableregressiona

Hi i have two plot with two linear regression but the legend show the same equation for the straight line... I haven't made a MWE because I thought it isn't needed---Is it? \pgfplotstableread{ X Y 97 ...
4
votes
1answer
800 views

How to specify a name path for the axis in PGFplots

When I use the {axis} environment, the axis are drawn automatically so I am not able to specify a name for them? I would like to be able to compute intersections with the axis as in Intersections in ...
4
votes
1answer
435 views

How to define a parameterized command to be consumable in \pgfmathdeclarefunction?

This is the solution to defining a piecewise function for pgfplots. However, I would like to be able to use a macro to define each of the pieces of the function. It is simple to do this if one is ...
3
votes
1answer
196 views

Pgfplots rounded corners and plot problem

I noticed something strange recently when trying to use rounded corners in pgfplots: it totally ruins the plot. See below without rounded corners: and then with rounded corners: Here is a ...
3
votes
1answer
384 views

! Dimension too large

I keep getting the error Dimension too large when i make my \Desktops{80} and my \DTUnits{20} however if I change my \DTUnits{14} it works, can someone help me please? ...
2
votes
1answer
104 views

3D view of 2D scatterplot

I have a scatter plot but I want to make a 3D plot where the points will be still in the XY plane but there will be a line over every point which will have different values for different (x,y) point. ...
2
votes
1answer
282 views

Creating performance profiles

A performance profile is a kind of plot used in the optimization community; here below is an example from http://www.gamsworld.com/performance. For an introduction, see Section 22.4 of Higham and ...
2
votes
2answers
7k views

Install packages in texworks missing style files

So I am trying to install the pgfplots package in LaTeX on my Windows 7 machine. I usually did this by just running the LaTeX file with \usepackage{pgfplots}, and then the computer asks me if I want ...
26
votes
3answers
11k views

Aligning subplots in a pgfplots figure

I have the following figure (a very, very stripped down version of a figure I created using matlab2tikz) My problem is that the subplots are not aligned correctly due to the fact that the y axis ...
19
votes
2answers
2k views

Making overlay figures in TikZ

I'm trying to reproduce the following two figures in TikZ. My attempted code for Fig 1 is \documentclass{minimal} \usepackage{tikz} \begin{document} \begin{tikzpicture} \draw ...
30
votes
2answers
2k views

How to plot a lattice of points on the surface of a torus?

I am doing a report on the Ising model, without going into the complex details of the model, in its two-dimensional form it involves a lattice of points. Which, when periodic boundary conditions ...
20
votes
3answers
3k views

TikZ externalize, pgfplots and animate

I gave a very fetching presentation written with beamer today. It included a pgfplot animated with the animate package, and the result was fantastic. The problem? One of my colleagues wants to borrow ...
17
votes
1answer
2k views

How can I draw a chart in the economist style with pgfplots?

I am trying to draw a chart with "The Economist" style. With tikz, I draw this chart clumsily, so I would like to know is that possible to draw this chart elegantly with pgfplots. ...
9
votes
1answer
2k views

How to draw slope fields with all the possible solution curves in latex

Sorry, I have no code to submit, mostly because I have no idea how to do this. I want to type up my homework (I can do the homework by hand) and I am looking for a simple method that I can use ...
17
votes
1answer
2k views

Waterfall Chart

For displaying the total effect of a series of values, a waterfall chart can be useful. For example this chart, taken from The Economist, illustrates estimated efficiency potentials in the UK public ...
14
votes
2answers
4k views

How to select a finite number of samples from the file when plotting using pgfplot

I have a datafile containing thousands of points of which I need to plot only the first 100 points. How to do this using pgfplots? I tried the following with no effect. \begin{axis}[
xlabel=k,
...
12
votes
2answers
5k views

matlab2tikz - TeX out of memory

I am using matlab2tikz to import figures from MATLAB to tex. However I quickly get the message TeX capacity exceeded, sorry [main memory size = 3000000]. I have tried expand main memory using ...
10
votes
1answer
2k views

How to create a gaussian curve with pgfplot?

What I want: This is what I have so far in terms of code: \newcommand\gauss[2]{1/(#2*sqrt(2*pi))*exp(-((x-#1)^2)/(2*#2^2))} % Gauss function, parameters mu and sigma \begin{tikzpicture} ...
8
votes
3answers
3k views

How to coherently combine 3D and contour plots with pgfplots

Both contour and 3d plots can be done easily in pgfplots, but I have a hard time combining them nicely. Here's an example of what I'd like to achieve (from the matplotlib examples):
20
votes
3answers
565 views

Plotting a graph with several values of a parameter

I'm trying to plot the function q(t) = (4.9/ (w^2))*(cosh(w*t)-cos(w*t)) for several values of the parameter w. That is, I want to plot whole graphs of q vs t, where I plug in say w=1, w=2, w=100, or ...
13
votes
2answers
5k views

How can a title be placed for a group of pgfplots?

Using the groupplots library in pgfplots, how can a title be set for a group of plots? The following code (basically from the manual) is an example layout. I don't want each plot to have a title, ...
9
votes
3answers
6k 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 ...
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 ...
29
votes
2answers
6k views

how to keep a 1:1 scale with x and y axis

I have been searching for hours now on how to fix these small problems, and I am finally admitting defeat and humbly ask for help. Lately I have been going over some of my badly drawn figures, trying ...
21
votes
2answers
19k views

Positioning of Pgfplot axis labels

I'm trying to adjust the position of my axes labels and I'm having some trouble: \documentclass{article} \usepackage{float} \usepackage{pgfplots} \usepackage{graphicx} \begin{document} ...
14
votes
1answer
3k views

Plotting an implicit function using pgfplots

What is the correct way to plot an implicit function using pgfplots? Consider the following example: \documentclass{standalone} \usepackage{pgfplots} \pgfplotsset{compat=newest} \begin{document} ...
10
votes
1answer
8k views

Grouped bar chart

I'm trying to construct a grouped bar chart and have three questions I can't seem to find the answer to: 1) How do I modify the spacings between the groups? Or at least make sure that no bars are ...
9
votes
1answer
4k views

pgfplot with constant decimal places on ticks

I'm trying to display the tick labels of the y axis of just this graph within my document formatting to two decimal places. I've tried the following code but it seems that it doesn't like the way I'm ...
17
votes
6answers
988 views

Draw a smooth surface

I would like to draw a smooth surface like http://mathematica.stackexchange.com/questions/20912/how-to-draw-a-higher-genus-surface but using Asymptote, TikZ, Metapost, PStricks, or other TeX friendly ...
15
votes
1answer
3k views

How to use a string column with pgfplotstable to label datapoints in a pgfplot?

I have a comma-separated list of data points. They should be plotted as a scatter plot, and should be labeled using data from the .csv file. Having specified the first column of my file as string ...
15
votes
2answers
6k views

Dimension too large while plotting with pgfplots

I have the following pgfplots code: \begin{tikzpicture} \begin{axis}[domain=-8:2] \foreach \i in {-10,-9.8,...,10} {\addplot+[smooth] {-x/\i+\i};}% \end{axis} \end{tikzpicture} I need several ...