{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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2
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1answer
475 views

pgfplots with gnuplot: 3d-surface/mesh plot and problems with number of samples

I want to plot a 3d-surface/mesh of a given function via 'gnuplot'. Of course the smoothness of the surface depends on the number of samples. But here I run into a small problem. Take the following ...
2
votes
1answer
86 views

Label faceted surf in pgfplots

I have a series of X,Y,Z points and like to create a discrete surf plot and label each point. I am using \addplot3[surf...] to generate the plot but I can't figure out how to label the colors. I don' ...
2
votes
1answer
102 views

pgfplots: Why does samples quantity has such effect on the shape of the plot?

By varying the value of the samples in drawing such plot in pgfplots, the shape of the plots changes so much; is it because of some instability in drawing plots or the function has such behaviour? ...
2
votes
1answer
259 views

PGFPLOTS: How To Put \addplot boxplot prepared Inside Macro Definition

I have a need to wrap the `\addplot [boxplot prepared]' inside a macro to greatly save typing. It seems simple enough, but the devil is in the details with macro expansion issues. Is this doable given ...
2
votes
1answer
390 views

How to deal with large numbers in chart axis labels

I am using pgfplots to visualize my experimental results, but some of the experimental results have very large numbers ($10^18-10^19$ for example). The way pgfplots deals with them is that, it puts a ...
2
votes
1answer
248 views

Fix group bar chart spacing

Consider the following MWE \documentclass[tikz]{standalone} \usepackage{lmodern} \usepackage{pgfplots} \pgfplotsset{compat=newest} \usepackage{pgfplotstable} \begin{document} ...
2
votes
1answer
119 views

Is it possible to plot non-numerical data alongside normal data in a normal plot?

I'd like to try and plot non-numerical data to indicate some information for the usual numerical data. The former would then help understand the latter. So in the MWE, it is only one column of extra ...
2
votes
1answer
191 views

“Dimension too large” while working with serial date numbers

I export plots using matlab2tikz and pgfplots from MATLAB to TeX. Most of my plots contain "serial date numbers", which are the days since January 0, 0000. As you can guess, the numbers get quite ...
2
votes
1answer
229 views

How can I renew /pgfplots/xmin (and the other 3 values) after a coordinate transformation?

I use "hybrid" coordinates made out of \ymin and raw x- and y-values. It's pretty comfortable to use, thanks to Gonzalo: \newcommand{\getpgfkey}[1]{\pgfkeysvalueof{/pgfplots/#1}} ...
2
votes
1answer
494 views

Half filled circle marker

How can I draw a half filled circle on my axis. I would like the marker to be at the origin and be filled on the left half of the circle. \documentclass[12pt,]{article} \usepackage{graphicx} ...
2
votes
1answer
318 views

axis alignment for 3D graph using matlab2tikz

I am trying to include multiple 3D figures (created in matlab) into a latex file. The original 3D figures in matlab look like this: In the .m file that creates these figures, I use ...
2
votes
1answer
463 views

Contour plot using pgfplots where some data entries are NaN

I would like to make a contour plot of data that has been saved in a text file that consists of three columns where the columns are x_i, y_i and z_i and some elements z_i are NaN. I use MikTex 2.9 ...
2
votes
2answers
764 views

Plotting standard error

I am trying to create a chart with the std error but I can't seem to get it to work the way I want it to. I want to get rid of the line between every entry. This is what I have right now: ...
2
votes
2answers
597 views

Matlab2tikz, alignment of subplot ylabel (large distance from plot)

Matlab2tikz came to my attention in the past month and have been using the simple tutorial from HowToTeX. It has worked great so far only one issue remains, I am unable to anchor the ylabel to the ...
2
votes
1answer
201 views

pgfplots - How can I fill the background to a “node near a coordinate”?

I'd like to have the nodes/values for each plot fill with white, so the grids get overdrawn, so to speak. Is this possible? (Note: I only activated the major grid for x for the sake of the thread.) ...
2
votes
1answer
355 views

Logarithmic y-scale with zero bin value

I have some trouble with an histogram filling when I plot it with ymode=log. Here is a MWE \documentclass{standalone} \usepackage{pgfplots} \begin{document} \begin{tikzpicture} \begin{axis}[ ...
2
votes
2answers
666 views

doing 3x3 subplots with the colorbar located northside

I wanted to have my nine (2d) matlab plots shown as 3x3 subplots in latex with the colorbar located northside. I have no idea how to do this especially that I have the colorbar saved separately from ...
2
votes
1answer
254 views

log scale plot and filter not interacting well in pgfplots

It looks like when I try to scale coordinate data in a pgfplots, I cannot do it in log scale simply, since the expression filter seems to be applied to the final point and not the table value. For ...
2
votes
1answer
623 views

Engineering notation (scientific) as tick labels with pgfplots (maybe via siunitx)?

I would like to have numbers on the ticks labels formatted in engineering notation -- but unlike in How to control pgfplots axis scaling for engineering notation (multiple of 3 exponent)?, I would ...
2
votes
1answer
325 views

Plot not plotted with pgfplots' \nextgroupplot and discontinuities?

I'm trying to do Multiple axis discontinuities with pgfplots, and so based on Axis break in pgfplots, I produced this MWE: \documentclass{article} \usepackage{calc} %\widthof \usepackage{pgfplots} ...
2
votes
1answer
97 views

What is the overflow limit for a named path in tikz / pgfplots?

I asked this question FillBetween library sometimes works and sometimes does not which led to this answer and discussion http://tex.stackexchange.com/a/180926/6908. There seems to be a limit of data ...
2
votes
1answer
2k views

Problem with xticks when importing Matlab figures using matlab2tikz

When importing the following figure using the Matlab2Tikz, I obtain the following output , with the xticks strangely exported . Does any one have an idea how I can prevent this? Maybe by passing ...
2
votes
1answer
292 views

How to programmatically coax pgfplots to recognize nan within surface as matlab does

I came across this post after wondering why nan's did not appear to be handled by pgfplots as they are by matlab when working with the matlab pcolor function. My typical workflow in this context is: ...
2
votes
1answer
290 views

How to plot stacked bar plot inside table?

I have following code in Latex. Which plots only one data series (data2). I would like to plot staked bar plot inside table for both data1 and data2 with different colours. Any ideas.? Many thanks. ...
2
votes
1answer
906 views

Axis break in pgfplots - Large box around plot

I had the same problem as TSGM: Axis break in pgfplots I wanted to break the y-axis in a plot. I have tried the solution, which Michi had suggested on Axis break in pgfplots. It worked fine for me, ...
2
votes
1answer
233 views

Grouping plots without groupplots

Running this MWE: \documentclass{article} \usepackage{pgfplots} \begin{document} \begin{figure} \centering \begin{tikzpicture} \begin{axis}[% width=2in, height=2in, scale only axis, xmin=0, xmax=7, ...
2
votes
1answer
294 views

set x axis text labels from data file in pgf plots

Here is the MWE: \documentclass{article} \usepackage{pgfplots, filecontents} \pgfplotsset{compat=1.8} \begin{filecontents}{horizontal.dat} Name Self PR ST PA CO TO RS 95.8 87.8 94.6 99.2 87.4 91.9 ...
2
votes
1answer
433 views

How to plot a normal curve with proper y-values

Follow-up question to Plotting bell shaped curve in TikZ-PGF I'm new to LaTeX, and I'm typesetting a document for my stats class, and trying to use LaTeX to produce a normal probability distribution. ...
2
votes
1answer
238 views

Uniform appearance of tick marks in 3d pgfplot?

In the default configuration the tick marks in a 3d plot from pgfplots are looking nicely when using a box but in my opinion not really uniform when the axis lines are in the center. Is there any ...
2
votes
1answer
415 views

Apply shift to (current axis.left of origin)

I was trying to improve the solution at Drawing lines in a plot and give them a label? by using Jake's answer at How to access \xmin, \xmax, \ymin, \ymax from within PGFplots axis environment. So, ...
2
votes
1answer
67 views

Import tex graphics to my main tex document

I want to create various plots with tikz package. I don't want to have the code for the plots in my main tex document because it's pretty messy. Is there a way to keep the tex code to different ...
2
votes
1answer
174 views

Custom style just for width and height?

I have some pgfplot graphs in .tikz files and I want to define a custom style to them that only overrides some entries, and uses whats in the .tikz files for the rest. Example: In my .tikz file I ...
2
votes
1answer
360 views

Number of rows in loaded table

Is it possible to determine the number of rows in a table read by pgfplotstableread{values.dat}\val ? My setup is the following. I make experiments to see how a parameter affects a convergence ...
2
votes
1answer
113 views

Trouble including graphics from csv file into Pgftable, commands are dissapearing (local maybe?)

I've been trying to add eps graphics with the filename in a csv file. Take a look at the CSV to get an idea of what I mean: ...
2
votes
1answer
443 views

pgfplots: marker size relative to interval size

I am trying to create a ybar interval pgf plot with horizontal lines as markers on top of each interval/bar. Intervals widths are specified by my external CSV data file. I defined my own plotmark ...
2
votes
1answer
441 views

How to change location of boxplots along axis in pgfplots?

pgfplots draws boxplots equally spaced along the axis (x axis in my example below). How can I draw the boxplots at different locations along the axis? E.g., the example below the distance between the ...
2
votes
1answer
310 views

How could we fix the legend in the x-axis with bar chart?

How could we fix the problem with the x-axis ? Also, would it be possible to have written above or in the middle of each column each number ? So as to make my bar chart, I have used the following ...
2
votes
1answer
192 views

unaligned groupplot

I tried to stack my plots with a groupplot from pgfplots package. Like in this MWE: \documentclass{article} \usepackage{pgfplots} \usepgfplotslibrary{units} \usepgfplotslibrary{groupplots} ...
2
votes
1answer
194 views

How can one insert an arrow on the z-axis of a ternary diagram to indicate increasing order of the element on this axis?

I need help on how I can insert X_{Bi} and a rightarrow on the z-axis of each of the subfigures in my ternary diagram. X_{Bi} implies X subscript Bi while rightarrow is as in LaTeX to indicate that Bi ...
2
votes
1answer
1k views

pgfplots: multiple legends or one legend and a heading

In my plot, I want my standard legend that says what value of c corresponds to what color. However, I would also look to put the function in plot. \documentclass[tikz]{standalone} ...
2
votes
1answer
186 views

Complete Figure using Tikz

I want to draw the figure where x size and y size will be different. Mark of x will be like 10, 20, 30 etc. and y will be 0.1, 0.2, 0.3 etc. It will be also nice if there is a small grid in the back ...
2
votes
1answer
367 views

Legends for scaled pgfplots

I am using the pgfplots package to create some plots of data for my thesis. As an example, consider the following code: \documentclass[a4paper]{article} \usepackage{tikz} \usepackage{pgfplots} ...
2
votes
1answer
336 views

TikZ's decoration option for paths derails pgfplots axis

Well, the title says it all: TikZ's decoration option for paths derails pgfplots axis' formatting. Included in the MWE is my whole preamble concerning TikZ. If I run the MWE below, I get the following ...
2
votes
1answer
611 views

Circuitikz works with ground but does not work for rground

If I try to plot the following circuitikz schematic it works: \begin{figure}[bth] \myfloatalign \begin{center} \begin{circuitikz}[american voltages] \draw (0,0) node[ground] ...
2
votes
1answer
766 views

Nodes near coords gives Undefined Control Sequence

I have the following example of a graph. I want to place the items in the table "Restart" next to the nodes. Everything works until I add "nodes near coords", I get a bunch of errors saying "Undefined ...
2
votes
1answer
901 views

Modulo calculation in PGFplots tick label

I am printing a diagram and want to use a_[0...3] as tick labels on the x-axis. Right now I have a[0...7] as labels and look for a way to print a[\tick mod 4] (i.e. a_0, a_1, a_2, a_3, a_0, a_1, a_2, ...
2
votes
1answer
713 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 ...
2
votes
1answer
584 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
763 views

Change axis number format for external tikz file

I'm using \input{filename.tikz} to include .tikz graphs created by matlab2tikz in my LaTeX document. As shown in a comment on this question it is possible to change the plot marker size when the ...
2
votes
1answer
458 views

How to generate a separate legend picture?

I want to generate a tikzpicture which only contains the legends, and not the plots themselves. I use the following code and it returns an error: ! Package pgfplots Error: Sorry, the supplied plot ...