5
votes
1answer
39 views

Plotting multiple lines with a colormap in pgfplots

I have a similar question to Steve Hatcher from this thread: Spectrum colormap for multiple curves I have a data file (mwe_data.txt) which contains multiple columns. The first column is the x-axis, ...
0
votes
1answer
23 views

how to make a plot with consecutive numbers in x and y axis?

I made this plot but I want consecutive numbers from 1 to 10 in the labels for the x and y axis. The current plot shows 0 then jumps to 5 and 10. \tikzpicture \begin{axis}[ axis y line=center, axis ...
0
votes
0answers
66 views

Visualizing Cluster Data

the question in the headline is formulated very abstract, because I am still not sure what the best way of visualizing the Data I have is. The problem is that I have two mappings of a dataset which ...
4
votes
1answer
54 views

pgfplots: symbolic coordinates with line skipping

I am trying to skip lines inside the symbolic X coordinates of the following pgfplots Bar Chart : \documentclass[a4paper]{article} \usepackage[utf8]{inputenc} \usepackage{color} \usepackage{amsmath, ...
3
votes
1answer
134 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
1answer
72 views

pgfplot: how to render 3dplot with colors black, white and gray

I my previous question, I rendered a 3d plot, but as I want to print my plots they should be in black, white or gray coloring format. How should I change the coloring scheme? ...
0
votes
0answers
50 views

How to draw linear inequalities in LaTeX [duplicate]

I want to draw the following inequalities in LaTeX. This set of inequalities define a region. I want to plot this set of inequalities. How can I do this? I want to achieve something like this. ...
3
votes
3answers
322 views

Problem aligning multiple pgfplots due to different axis label sizes

I have two plots that comes back to back in my paper. One of these plots is generated from 1000 data samples while the other one from 320. The problem that I'm, facing right now, is that plots are ...
5
votes
2answers
113 views

Nodes near coord overlapping…how to shift up

I am using nodes near coords but as you can see the values on the bottom are overlapping. I have tried placing them manually but that hasn't worked either...How to just shift up the nodes so they do ...
1
vote
0answers
117 views

Incomplete parametric curve, ''written letter e'' [closed]

I have tried plotting some parametric curves like (x^3-3*x,3*x^2-9), and it works fine. The following, however, does not work: (x-x/(1+x^2),1/(1+x^2). I have tried several ways of plotting it but the ...
10
votes
1answer
434 views

Draw a spiral on a sphere

My goal is to visualize damped magnetic precession. Wikipedia features an image, but it doesn't quite capture one essential constraint. Namely, that the magnetization M should be normalized. So the ...
4
votes
1answer
156 views

How to add secondary non linear scaled x-axis (1/x) for same data that does not align to linear scale (x) ticks

I want to plot Wavelength and Wavenumbers of one Dataset to one tikzpicture. I found stackexchange: How to have linked axes on plots? but I DONT want to have both axis-ticks aligned to same position. ...
7
votes
2answers
186 views

Why does a plot of a reciprocal function using pgfplots look wrong?

I am trying to plot the function 1/x^2 but the result is obviously wrong, here is how it looks like here is the code \begin{center} \begin{tikzpicture} \begin{axis}[ %xlabel=$x$, ...
8
votes
1answer
150 views

pgfplots: wrong domain, wrong axis, uncentered graph… is it a bug?

Question I get a very strange graph with pgfplots, see the picture below. What is going wrong? Code and picture \documentclass{article} \usepackage{pgfplots} \begin{document} \begin{tikzpicture} ...
4
votes
1answer
142 views

Opacity for pst-3dplot object

How can the opacity of a pst-3dplot object be set to be transparent? I have an example where using opacity or strokeopacity options do not work. I am trying to make an image similar to the following: ...
3
votes
1answer
138 views

Draw a surface from scattered curves

I have a few curves determined by some points. I need to plot the surface that they determine. That is, I have this \begin{tikzpicture}[scale=0.8] \begin{axis}[% width=12cm,height=12cm, xmin=0, ...
7
votes
1answer
227 views

Color and legend for 3d surface

I'm trying to plot a 3d surface using pgfplots and this is what I have done so far: \usepgfplotslibrary{patchplots} \begin{tikzpicture} \begin{axis}[% width=12cm,height=12cm, xlabel={$J_1$}, ...
5
votes
2answers
148 views

Is it possible to extrapolate data for a 3d-plot in pgfplots?

I am having several measurements to plot and would like to use something like a 3d surface from pgfplots. I am having a frame as outer border and a grid as measurement raster. The measured values are ...
2
votes
1answer
231 views

Simple Line-Plot with date on x-axis

I need to do a really simple line plot and my data is looking like this: Date Value Apr2013 0.06 Mai2013 0.08 Jun2013 0.1 Jul2013 0.2 Aug2013 0.4 Sep2013 1.5 Okt2013 2.0 Nov2013 4.1 Dez2013 8.1 ...
3
votes
1answer
140 views

How to add a 2d plot to a 3d axis drawing?

My task is quite simple. I want to add to my 3d axis drawing a 2d plot. My closes result is this: \begin{tikzpicture} \begin{axis}[ axis equal, view={45}{30}, ...
2
votes
2answers
188 views

precision in xy axis in tikz

I have this code \begin{tikzpicture} \begin{axis}[% width=\figurewidth, height=\figureheight, scale only axis, xmin=0, xmax=1.5e-05, ymin=1.222e-07, ymax=1.224e-07 ] \addplot [color=red,line ...
2
votes
1answer
177 views

How to exclude negative values from plot of PGFPlots package?

I'm plotting bar plot using this code: \documentclass[tikz,12pt]{standalone} \usepackage[T1]{fontenc} \usepackage[utf8]{inputenc} \usepackage[english]{babel} ...
2
votes
2answers
142 views

Linewrap in legend in pgfplots [Solved]

I try make plot with long text in legend. \documentclass{report} \usepackage{pgfplots} \pgfplotsset{ every axis legend/.append style={at={(0.5,-0.13)},anchor=north,legend cell align=left}, tick label ...
5
votes
1answer
109 views

Plot using pgfplots from a text file in long form (vs wide form)?

In the statistical programming language R, there are two different forms to represent data. The wide form looks like the following: subject time age weight height 1 John Smith 1 33 90 ...
6
votes
1answer
96 views

Strange result in plotting data using pgfplots

I'm trying to plot this: \begin{tikzpicture} \begin{axis}[ height=5cm, width=\linewidth] \addplot[smooth,blue] plot coordinates { (27,177) (28,223) (29,240) (30,227) ...
1
vote
1answer
85 views

pgfplots tick lines are behind const plot

The tick lines in the plot are in a layer behind the actual plot. Have a look at this example below: \documentclass[11pt, oneside]{article} \usepackage{tikz} \usepackage{pgfplots} \begin{document} ...
7
votes
3answers
910 views

Weird result plotting sin(x) using tikz/pgf [duplicate]

Trying to plot the sin(x) function, I get this result: The MWE is here: \documentclass{standalone} \usepackage{ pgfplots} \begin{document} \begin{tikzpicture} \begin{axis} ...
5
votes
1answer
733 views

Plotting semilog plot with pgfplot

I am trying to graph frequency response of certain filters. This is the code I currently have: \begin{tikzpicture} \begin{semilogxaxis}[xlabel=Frequency, ylabel=Gain, xmin=1, xmax=20000, ymin=0, ...
5
votes
1answer
289 views

PGF Math: “An internal routine of the floating point unit near”

I am using this snippet: \documentclass{beamer} \usepackage{pgfplots} \begin{document} \begin{tikzpicture} \begin{axis}[ xlabel=$x$, ylabel={$f(x) = x^{-1}$} ] \addplot {x^{-1}}; ...
4
votes
1answer
273 views

Superposing histogram and barplot (with transparency)

I'm having troubles when I try to plot in the same graph a bar plot and an histogram. This is my MWE (you can find my data set at the end of the post). \documentclass{standalone} ...
4
votes
1answer
370 views

Missing bars in pgfplots histograms

I have a problem with pgfplots, when I try to plot some data from a file. I use the following code \begin{figure}[p] \centering \begin{tikzpicture} \begin{axis}[ybar ...
4
votes
1answer
592 views

Bar plot with error bars and two data rows

I am already close to the solution I'm searching for. I want this graph http://tex.stackexchange.com/a/35749/38544 with two data rows. Thus I took the code, duplicated the addplot-section and removed ...
11
votes
1answer
280 views

Problem with legend in pgfplots

I want to make plot with fill area. I try this code \documentclass[a4paper,12pt]{report} \usepackage{pgfplots} \definecolor{plotmain}{HTML}{97bbcd} \pgfplotsset{every axis legend/.append ...
1
vote
0answers
75 views

How to set a shaded area around 2d plot curve on a pgfplots figure? [duplicate]

I plotted a 2d figure of a curve but I also want to show variance of the value with a shaded area around the curve line. How can I do it in pgfplots? Here is my current plot.
10
votes
2answers
650 views

plot 3d graphs of functions defined implicitly

How can I plot 3d graphs of functions defined implicitly (quadratic forms, for Linear Algebra course notes -- I'd like to include lots of examples)? As far as I can see it is not possible with ...
3
votes
2answers
233 views

Plot from scratch (without explicit data)

I'm trying to draw a plot which I've been given in a scan: What is the correct way to plot a custom shaped curve --- a freehand tool counterpart. I used quick curve but it's hard to tell extremum ...
2
votes
1answer
166 views

Adding extra ticks based on sum of ybar stacked

I am trying to add minor yticks on my axis based on the end values of a ybar stacked plot. Here is where I'm at: \documentclass[tikz]{standalone} \usepackage{pgfplotstable} \pgfplotstableread{ Year ...
8
votes
1answer
1k views

Problem with a TikZ/Geogebra plot of an exponential function (even if using CVS version definition)

I wanted to graph the function f(x)=(-1+4x^2)*e^2 in a coordinate system. Using "Export Graphics View as pgf/TikZ" in Geogebra I got the following code (here shown after I did some minor changes ...
3
votes
2answers
218 views

Making given y-axis data in dB?

I learned recently how to draw in pgfplots and is really enjoying the output. I generate my data in matlab and then write it to a file. One line of the file will contain two entries, first x-axis data ...
2
votes
2answers
147 views

How do I group curves in 2-D plots with pgfplots

In the above image, you can see that there are 4 curves. I have two techniques (black and red). I test them on two different experimental scenarios. So corresponding to each scenario, I get one red ...
3
votes
1answer
593 views

How to set Tikz scatter marker weight?

I'm using tikz to produce scatter plots as shown in this question. I can define the marker size with \tikzset{mark size=8} but now I'm looking for a way to make the line of the marker thicker in a ...
1
vote
0answers
32 views

x axis domain/range in a plot [duplicate]

Please consider the following code of a plot and its result. What I want to be shown in the plot is the actual values of the x axis i.e 1000, 5000, 10000 and not 0.1*10^4, 0.5*10^4 , 1*10^4 to be ...
8
votes
1answer
743 views

How to project a function over a 3D plane

When I looked up the method to express two variable functions as a sequence of intersecting horizontal planes, I thought to use PGFplots to construct a simple set of "slices" of a generic function ...
4
votes
1answer
475 views

Axis labels and ticks in degree, plot in radian

I've got a plot - the x axis is in radian (from pi/2 to pi) and with gnuplot it works like a charm - the problem is - that my x-axis labeling should be in degree (-90, -75,...,90) and i'm kinda stuck. ...
2
votes
1answer
90 views

Vertical labeled markers

I have a plot with four curves, and I wish to add vertical marker to pinpint the exact moment the curve drops below a certain threshold, much like this: I'd like to be able to control the width of ...
4
votes
0answers
354 views

Creating plots in Latex - easy to learn? [closed]

I am currently working on my summer project for which I created the following plot with Mathematica: Now I am not 100% satisfied with the results and one of my professors recommended PGF and TikZ. ...
7
votes
1answer
474 views

Create a Shmoo plot with pgfplots/tikz

I'm interested in creating a Shmoo-plot using LaTeX. I have looked through the PGFplot-examples but couldn't find any that looked suitable as a starting template. Google produces nothing as well, and ...
6
votes
2answers
473 views

Plot basic complex transformation in LaTeX

I want to first draw a shaded region on a xy-plane: 0≤x 0≤y≤π and then the image of the above region mapped onto a uv-plane by the transformation f=exp(z), i.e. the shaded region: ...
8
votes
1answer
312 views

proper tool for charts in tex

I have scanned data graphics in a large ms written in TeX (of course). For copyright reasons I need to redraw these. My publisher may (sadly) decide not to use my source directly, so will need access ...
5
votes
1answer
246 views

Making a log plot with negative values “continuous”

I'm trying to plot some data on a log axis using PGFplots. The data include negative values. Obviously, these can't be displayed on the plot, but I'd like the plot to "run into" the lower edge to ...