{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
votes
3answers
60 views

Text beneath two function graphics inside of a figure

Is there a way to put extra text under some function plots in the following code? I need them to appear side by side on the page in the same figure and I do not what to use an extra caption. The text ...
2
votes
1answer
78 views

Plotting a Bivariate Normal Distribution in Tikz

I have been trying to make a 3D plot of a certain bivariate normal distribution but that is far from ideal at the moment. The code I have been using is \begin{tikzpicture} \centering \begin{axis}[ ...
2
votes
1answer
93 views

PGFplots z buffer does not sort the plotted objects properly

I have a PGFplots axis environment in which I attempt to plot several line objects and a surface object. The objects have to be 'sorted' in the sense of which object is drawn before or behind the ...
2
votes
1answer
103 views

Survival Curves with pgfplots

I'd like to plot Kaplan-Meier (survival) curves with pgfplots from output generated in Mathematica. A typical output table would look something like this: 211 1 253 1 307 1 344 0 365 0 365 1 ...
2
votes
2answers
177 views

Tikz addplot fill between depending on sign

i have following problem. I read data from a table and plot it and then fill the area between the x-axis and the curve. This works fine. Well at least a bit. I want the "negative part" filled in ...
2
votes
1answer
55 views

Suppress auto axis range in pgfplots

I have an axis with two \addplot commands inside in pgfplots. Every \addplot command cause the axis limits to automatically re-arrange in order to show all the plotted data. I would like to suppress ...
2
votes
2answers
88 views

Reducing space between annotation text and the line in a pin (PGFplots)

I need to reduce the distance between annotation text and the line which together form a conventional pin in pgfplots, see the figure below. Could anybody help me with this, please? MWE: ...
2
votes
2answers
203 views

Drawing and labeling asymptotes

How do I label the asymptotes for the rational function y=(x+1)/(x-1)? I copied the code \draw[dashed,latex-latex] ({{1,0}}|-{{axis description cs:1,1}}) -- ({{1,0}}|-{{axis description cs:1,0}}) from ...
2
votes
2answers
349 views

addplot3 [area plot] filling the wrong area

using some saved data, i use (The data file cane be download from pX.txt where the first column is the x and at each iteration, I plot the other columns with respect to the first column) ...
2
votes
2answers
591 views

Plot theoretical Binomial distribution with pgfplots

I am trying to plot the theoretical binomial distribution with pgfplots but don't get the desired output: \documentclass{article} \usepackage{pgfplots} \usepackage{python} \begin{document} ...
2
votes
1answer
207 views

Pgfplots - Labeling Regions

I'm trying to draw chart which indicates different regions of stability/instability in all the areas demarcated by the different curves. How can I manually put in Roman numerals or letters on ...
2
votes
1answer
677 views

pgfplots: How to specify custom tick and label at specified value on an axis

I would like to specify a custom tick with a custom label at a sp \begin{axis}[ symbolic y coords={<{Critical point} at 2.138 ???>}, ] \addplot+[samples=100,domain=-2:2] {x^2}; ...
2
votes
1answer
613 views

A simple (indented) integration contour with Tikz

I would like to draw an integration contour which is pretty easy I think, but I am a newbie at the Tikz package. The integration contour goes from -i*infinity to +i*infinity parallel to the ...
2
votes
1answer
440 views

read strings from csv file for usage as figure meta data

I got the following problem, I use pgfplots(table) to generate plots and tables in my latex document from generated data. I would like to read additional information from a metadata file. The reason ...
2
votes
1answer
179 views

Lines missing in the graph

The code \pgfplotsset{mystyle/.style={mark=none}} \begin{figure}[t!] \resizebox{.4\textwidth}{!}{\begin{tikzpicture} \begin{axis}[title=QWS Dataset, legend pos=outer north east, ...
2
votes
2answers
1k views

Can't load file for bar plot

I have the following: \documentclass{article} \usepackage{pgfplots} \usepackage{pgfplotstable} \usepackage{filecontents} \begin{filecontents}{testdata.csv} Probe Mittelwert ...
2
votes
1answer
1k views

Moving axes labels in pgfplots

How can one have an axes labels (x and z near the axis) like this:
2
votes
1answer
2k views

How to draw a plot from .xls file in pgfplot?

I want to read .xls format file in pgfplot to draw a graph. I couldn't find how to do that. Is it possible to do that? I have attached a small .xls file here for which I want to compute plot. ...
2
votes
1answer
397 views

Footnote on graph title

I'd like to add a footnote to the graph title. After adding the footnote, it disappears! Here is my MWE: \documentclass{article} \usepackage{pgfplots} \pgfplotsset{compat=newest} \pagestyle{empty} ...
2
votes
1answer
128 views

How to change to dotted style

How to change the line style to line style with different line style such that people need not to have a color printer to view it? \pgfplotsset{mystyle/.style={mark=none}} \begin{tikzpicture} ...
2
votes
1answer
132 views

How can I shift ymin to zero when values are near to zero?

How can I shift ymin to zero when values are near to zero? I also try ymin=0 command but it does not work. \begin{figure}[h] \centering \begin{tikzpicture} \begin{axis}[ ybar, ymax=4, ...
2
votes
2answers
575 views

Strategies to visualize multiple two-dimensional regressions?

Hopefully I can describe my question more clear here in the content than in the title. It might be more about visualization strategy than specific pgfplots techniques. The problem is about regressions ...
2
votes
1answer
655 views

How can I add a legend in aligned subplots

I want to have two subplots with the same x axis aligned above one another. In the manual I read, that I should use \matrix{} to achieve this. Now I want to have legends in both plots. But since the ...
2
votes
1answer
813 views

pgfplots: putting marker labels outside of the plot

the following code: \documentclass{article} \usepackage[english]{babel} \usepackage{pgfplots} \usepackage{tikz} \usepgfplotslibrary{groupplots} \begin{document} \begin{figure} ...
2
votes
1answer
395 views

Pgfplots label get repeated by tikz spy library

My question is very similar to this question. I label a certain curve in my plot and magnify a part of that. The \spy command repeats the \label which causes multiply defined label warnings which are ...
2
votes
1answer
361 views

How can I add another plot to the \addplot command in PGFPlots?

My goal is to add another plot to the \addplot command and this small example hopefully shows what I'm trying to do: \documentclass{standalone} \usepackage{pgfplotstable} \begin{document} ...
2
votes
1answer
327 views

Cobweb diagram has offset iterates / modifying a working piecewise functions results in chaos

I have a problem with the following tikz code (maybe, when reading this, skip at first the code and read the question which is at the end), that creates cobweb-diagrams: \documentclass{article} ...
2
votes
1answer
659 views

Legend with Markers for Mesh Plot

I use a mesh plot with scatter points (2d) where the colors are determined from a third coordinate of the data as described in this question. The legend however should contain the markers of a curve ...
2
votes
1answer
1k views

pgfplots and backgrounds library

When I use framed option from backgrounds tikz library for axis environment, this example works ok: \documentclass{article} \usepackage[utf8]{inputenc} \usepackage{tikz} \usepackage{pgfplots} ...
2
votes
2answers
856 views

pgfplots: setlength inside foreach

I have the following code, where the size of the cube marks is set to \x inside a foreach loop: \begin{tikzpicture} \begin{axis}[axis lines=none] \newlength{\mylen} \foreach \x in {1,2,...,10} ...
2
votes
1answer
72 views

How to add subtitles to a group of plots?

I have the following group of plots: \documentclass{article} \usepackage{fullpage} \usepackage{pgfplots} \usepgfplotslibrary{groupplots} \pgfplotsset{compat=1.12} \begin{document} ...
2
votes
1answer
47 views

How to avoid that stacked bars overlaps error bars?

I have a stacked bar chart with error bars that sometimes dips below the top part, which hides the remaining part of the error bar. (see both blue and red for x=5 and the red for all others). I want ...
2
votes
1answer
44 views

Problems plotting histograms as a line graph?

I would like to plot some percentages as a line graph, so I tried this: \documentclass{article} \usepackage{pgfplots} \pgfplotsset{compat=2.12} \begin{document} \begin{tikzpicture} ...
2
votes
2answers
42 views

How to make a legend entry image consist of line, pattern and markers in pgfplots

I'm trying to make the legend entry image look like a chunk from the "whole" of the following plot (so it has a line, pattern lines and marker). Is it really possible? I'm after an unsuccessful ...
2
votes
1answer
127 views

Trouble updating pgfplots on Windows/MikTeX

I'm trying to update to a newer version of pgfplots, preferably v1.12. I'm currently using v1.7. First, I opened Update (admin mode) with MikTeX and it didn't have any updates for pgfplots. Then I ...
2
votes
1answer
95 views

A very simple positionning problem using pgfplots standalone geometry and tikz package

I try to find information in the big list of pgfplots question on tex, without success, so this is "one more question" from a beginner about pgfplots, standalone, geometry, tikz combo package. I need ...
2
votes
1answer
87 views

plot with tikz/pgf from external txt file with one X axis and several Y axis

I am a very beginner of Tikz/pgf. I have searched quite long but didn't found the answer. How could I plot from an external txt or dat file that with one X value and several Y values? For example, the ...
2
votes
1answer
92 views

Reason for multiple bars in Legend entries

I am have a similar Grouped Bar Chart as shown in this question and wish to know why there are multiple bars in the legend entry. Is it possible to modify the legend so as to consolidate these bars? ...
2
votes
1answer
103 views

pgfplots significant figures

I'm trying to work out how to change the number of sig figs in the axis labels. I.e., I want the graph to display 0.0, 1.0, etc. Any ideas? \documentclass{memoir} \usepackage{pgfplots} ...
2
votes
1answer
141 views

Legend and caption label of graph

I add 4 legend to my graph and different types of mark. Also, I want the legends to be under the X axis and in one line to each other. Position of legend Also How I can to write caption of this graph: ...
2
votes
1answer
60 views

How to center a pgfplot? [duplicate]

I am trying to center a graph made with pgfplots with \centering. If I put \centering within a group to limit its scope, the graph does not get centered. If I don't limit the scope of \centering, then ...
2
votes
1answer
80 views

pgfplots very small Y values

I need to plot the following function: ...
2
votes
1answer
233 views

How to adjust the legend line length in pgfplots

I have a plot using pgfplots but I need to adjust the length of each legend. I can modify the width of each legend line, but I don't know how to modify the length of them. Is there any option to ...
2
votes
1answer
48 views

TikZ with multi colum datas

I have a data file containing 3 columns, X, Y and Z. X Y Z # datas from the natural movement of a robot 0.0000000e+00 3.3891017e-01 -1.3249598e-01 ...
2
votes
1answer
165 views

Shaded area in graph behind axes and plot, plot in front of axes

I want part of the graph shaded. The problem is of course that shade is above axis and grid, like in MWE below. Of course, I also tried axis on top option, but the problem is that in this case plot ...
2
votes
1answer
157 views

Scatter plot with a grid and axis lines going through the origin

I want to make a scatter plot with error bars (using pgfplots or tikz) with two characteristics; I need the two axes to meet at (0,0), and a grid in the background. I tried to google this a number of ...
2
votes
1answer
256 views

Is it possible to assign to two extra x-tick labels different colors?

I think the question says it all. I'd like to have two extra x tick labels with different colors. I thought of using a cycle command, but I couldn't figure out how it should work. I changed the color ...
2
votes
2answers
254 views

Aligning ticklabels in secondary y-axis in pgfplot

I want to right align the ticklabels in secondary y-axiz in pgfplot. Here is my output and MWE. Thanks in advance for your help. \documentclass{standalone} \usepackage{pgfplots} \pgfplotsset{compat ...
2
votes
1answer
408 views

How to reuse data from one addplot table for plotting in another axis?

Is there anyway to reuse the data of a \addplot table for plotting in another axis environment? I would like to avoid putting the data into a separate file. Is there any way to refer to the data in a ...
2
votes
2answers
835 views

y minor ticks not showing with pgfplots

I want some minor ticks on the y axis, but it doesn't work. I already tried minor y ticks num but it didn't help. Thank you in advance. \documentclass[11pt,a4paper,oneside ]{article} ...