{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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10
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Changing arrowheads size in pgfplots axes

I need to change the default axes arrowheads size of pgfplots when using the option axis lines=center. Following this answer, I tried this code: \documentclass{standalone} \usepackage{pgfplots} \...
8
votes
1answer
809 views

Correctly align vertical text on a baseline in pgfplots

I'm proud to announce that I have a large number of PGFplots in my document. But ... I have a small problem with the vertical alignment of text throughout my plots. What's the easiest way to align ...
7
votes
2answers
596 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
2answers
2k views

How can I change format of number's axis on pgfplots [closed]

I want to change format of x or y number in green box of below graph .
9
votes
1answer
2k views

Different scales on the same plot

I would like to know whether and how the pgfplots package can be used to produce a plot with two curves using different scales, like in the following example:
9
votes
1answer
1k views

position of axis multiplier and one other

I have a question concerning the appearance of the multiplier above axis if scaled ticks = true is used. I like to have two curves in one plot. The example shows my problem. I like to have scaled ...
9
votes
1answer
2k views

References in externalized pgfplots

I was writing on an document with a lot of pgfplots in it. Because of the memory limitation in LaTeX and in order to save some compiling time I tried out the externalize command. With most of the ...
6
votes
1answer
625 views

Problem with external graphics and 3D pgfplots

I want to include an external graphics with pgfplots. I tried to follow the instructions of the manual (p45 et seq.) as carefully as possible. But the result is hoorible as hell. Here is the code I ...
6
votes
2answers
2k views

Force “axis on top” for plotmarks in pgfplots

The pgfplots manual says that axis on top=true won't affect the plot if using plotmarks as this usually doesn't make sense, which I agree with. However, in this case I'd prefer both the axis and tick ...
5
votes
1answer
609 views

Minor grid in pgfplot not showing when specifying ticks manualy

Firstly I would like a minor tick between every major tick in my pgfplots graph (and minor grids). I wrote minor tick num=1 but it doesn't work. I am not using a logarithmic axis so it is unrelated to ...
4
votes
3answers
834 views

Plotting matrix image data

I have data from infrared measurements in a file with 194 rows and 194 columns, each value representing the temperature at a certain pixel. As the image from the camera does not look nice, I would ...
4
votes
1answer
287 views

Problem using atan in pgfplots

I'm trying to plot something using atan in pgfplots, but it always results in hundreds of errors. I'm using an example I found here: \documentclass{article} \usepackage{pgfplots} \begin{document} \...
3
votes
1answer
466 views

Pgfplots graphics tick label positioning issue with latex->dvi (but not with pdflatex->pdf)

I'm trying to plot an image file in a pdfplots axis. This is a minimal example (the files fig2a.eps and fig2a.png both contain the image that should be plotted): \documentclass{standalone} \...
2
votes
3answers
808 views

ybar stacked plot with negative coordinates

When using ybar stacked on a mix of positive and negative coordinates I cannot seem to find the answer I want. \begin{figure} \begin{tikzpicture} \begin{axis}[ybar stacked] \addplot[green,...
28
votes
3answers
7k views

How to design a 3D donut pie chart with pgf-plot?

It seems that pgfplots users don't like pie charts but sometimes we can't go without (for some reasons). So I was wondering if there was a way to make what is called a donut chart. For example one ...
23
votes
2answers
6k views

Fill the area determined by two pgfplots graphs

I need to fill the region determined by two (Gaussian) curves and the right red line (the region is brushed in green in the figure below). I also wonder what is the best way to draw vertical line ...
19
votes
2answers
3k 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 [fill=black,...
10
votes
1answer
4k views

How to plot intervals and points in the real line?

I need to plot a series of sets of intervals (and points) in the real line. Intervals can be closed, left/right-open or open. (Open/closed ends are marked with empty/filled circles) and isolated ...
27
votes
2answers
7k views

TikZ: How to get a few smooth grid lines for surface plots

I want to produce smooth surface plots with smooth grid lines using TikZ/pgfplots. Usually, this can be achieved using e.g. [samples=100], but this also draws 100 grid lines. I basically want that ...
9
votes
1answer
3k views

Filter rows from a table

I have a large table that contains results for many instances, and I want to make separate tables and plots grouped by one (or more) field. In this minimal working example, I want to make a table and ...
27
votes
1answer
2k views

How to add a regression line to randomly generated points using pgfplots in Tikz?

\documentclass{article} \usepackage{tikz} \usepackage{color} \usepackage[active,pdftex,tightpage]{preview} \usepackage{pgfplots} \usepackage{pgfplotstable} \begin{document} \begin{tikzpicture} \...
16
votes
1answer
2k views

Tikz: intersection of line and plane

I am struggling with drawing a plane and a intersecting line. I would like to have the line C,P',P in the image, disappear if it is "behind" the plane and have it reappear if it is not behind the ...
16
votes
1answer
7k views

pgfplots bar plot: spacing inbetween bars

How can I increase the spacing between the bars in a bar plot from pgfplots? \documentclass{minimal} \usepackage{pgfplots} \pgfplotsset{compat=newest} \begin{document} \begin{tikzpicture} \begin{...
14
votes
1answer
3k views

geographic maps with TikZ/pgfplots

I have recently discovered pgfplots and I love it. I'm converting the figures from my thesis to pgfplots, or at least the ones I have made myself. One of my figures is a map that I created using the ...
11
votes
1answer
3k 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} \begin{...
9
votes
1answer
2k views

Plot the probability density function of the gamma distribution

I want to draw gamma distribution with different shape and scale parameters. The following MWE displayed error. The error information is : Here is MWE: \documentclass[border=5mm]{standalone} \...
17
votes
1answer
2k views

Surface of Revolution

how to draw using surface of revolution tikz or pgfplots? \documentclass{article} \usepackage{tikz,pgfplots} \begin{document} \begin{tikzpicture} \end{tikzpicture} \end{document} I am not able to ...
13
votes
2answers
3k views

Compiling a document with PGFplots processing only every x-th data point? [duplicate]

Possible Duplicate: How to select a finite number of samples from the file when plotting using pgfplot Compiling my document with many PGF Plots, each containing thousands of data points from ...
24
votes
1answer
7k views

How can I make my pgfplots ylabel multiline?

My pgfplots ylabel text is too long and looks strange. Can I make it multiline?
16
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1answer
4k views

Scaling colormaps with pgfplots

I have two surface plots, which I would like to have to same color for the same height. So, as the first plot is dark blue for f(x,y)=0, the right plot should also be dark blue for f(x,y)=0. However, ...
14
votes
3answers
3k views

How to draw a irregular circle(shape)?

I want to draw some irregular circle(shape) in my wireless scenario. with a basestation in the center. around is some irregular circle(shape). I find something(could be used) in this web(but I feel ...
12
votes
1answer
10k 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 ...
13
votes
2answers
4k views

Is it possible to multiply the x coordinates of a plot by a certain factor using pgfplots

I have a pgf plot. Now the scale on the x-axis is at the moment frequency, hz, but it should be rad/s to save myself time exporting the file again is it possible to multiply the x-coordinate of every ...
11
votes
2answers
2k views

How to maintain consistency with TikZ and Pgfplots?

I would like to maintain some consistency between TikZ and PGFplots, and have run into numerous difficulties. Here is an example of two of them: I would like to be able to use something similar to ...
10
votes
9answers
5k views

Drawing minimal xy axis

can anybody help me to draw this minimal example of an xy axis? I couldn't find anything similar on the forum. The axis should be black but the grid behind it a shade o gray, dashed. It would be ...
9
votes
2answers
3k views

pgfplots: how make axes go through origin?

For pgfplots, in all the 2D examples I've seen, and in the manual, the location of axes seems to be specified in terms of location within the plot box, i.e.,relative to top, bottom. How does one ...
7
votes
3answers
2k views

pgfplots: 3D surface plot from data with free format

I want to plot 3D data from a file (data file) using pgfplots. The data represents an ellipsoid. I want to draw the outer shell like in the following picture, just without the background and in ...
7
votes
1answer
3k views

2D surface on a 3D surface plot external data in a file

I am drawing a 3D surface from external data. Here they are: 0 0 -0.64 1 0 -0.5 2 0 -0.4 3 0 -0.31 4 0 -0.23 5 0 -0.2 6 0 -0.24 7 0 -0.32 8 0 -0.42 9 0 -0.59 10 0 -0.76 0 1 -0.54 1 1 -0.4 2 1 -0.27 ...
4
votes
2answers
347 views

my first animate project times out

The last few days I have been working on a visualization of the clark/park-transformation used in electrical engineering. It's look like this: This whole file is "dynamic", meaning that if I change ...
27
votes
1answer
10k views

What does “running in backwards compatibility mode” mean and what should I fix to get rid of it?

I was typesetting a Tex file, but I got this warning: ! Package pgfplots Warning: running in backwards compatibility mode (unsuitable tick labels; missing features). Consider writing \pgfplotsset{...
11
votes
2answers
2k views

pgfplots quadrics

I wonder whether it is possible to draw the three following quadric surfaces (cone, hyperboloids) x^2+y^2-z^2=0 x^2+y^2-z^2=1 x^2+y^2-z^2=-1 (and the axis) using pgfplots 3d or TikZ as it is ...
10
votes
1answer
3k views

How to Graph Floor/Ceiling Functions in LaTeX (PGFPlots)

I am trying to make a graph of some floor/ceiling functions for examplep the floor of 3x+2 like this: http://www.wolframalpha.com/input/?i=graph+of+floor%283x%2B2%29#=. However, I searched through ...
9
votes
1answer
452 views

Sum up rows from different data files

I've a certain amount of inputfiles (.txt) for the final definition of the y-data of my axis environment. The x-data come from a different file. The goal is to sum up each row of the input files (...
8
votes
1answer
1k views

How to read a specific portion of a data file in pgfplots

I have a data file which contains all the experiments that have been conducted for different cases. Is it possible in pgfplots to only read specific portion of the file and plot the results? Let's ...
8
votes
3answers
2k views

Cut-off cone in TikZ

How would I draw the following cone using TikZ? I have no clue how to incorporate the "cut-off". I want to draw a picture of the cone given by the points (y, t) for y in R^d and t in (0, infty) such ...
7
votes
1answer
855 views

How can one predict pgfplots memory overload?

I have some legitimate data sets that overload the memory available to TeX. Of course the recommended step is to cut the number of data points instead of changing the "main memory size". (In my case ...
7
votes
2answers
1k views

2d graphs in a 3d plot [closed]

I am trying to create 3d plots with several 2d graphs, like in Plotting several 2d functions in a 3d graph. However the end result looks like this: Using \closedcycle doesn't help either, as it ...
7
votes
1answer
7k views

How to create a bar chart in which the y-axis is expressed in percents?

Suppose there is a chart like the following: This chart was created using the code: \documentclass{article} \usepackage{tikz} \usepackage{pgfplots} \begin{document} \begin{tikzpicture} \begin{axis}[...
7
votes
2answers
2k views

Draw sphere pgfplots with axis at center

I want to draw a plot that illustrates the ration pattern of an isotropic antenna. I thought about pgfplots to do the job. I grabbed the code from pgfplots manual and did some changes; but it doesn't ...
3
votes
1answer
994 views

pgfplots: how to load distinct symbolic ticks/labels from file?

I want to plot a matrix of color-values from a csv file. Inspired by this website, I set out to write my MWE below, to which I added this way of dynamically loading symbolic ticks/labels from my data ...