8
votes
2answers
412 views

Plotting 1/(x^2) - graph looks weird near x = 0

I'm a beginner to LaTeX, so the amount of variables I can change to modify a graph/plot get confusing. I found similar questions on the site, however all of them propose different solutions with ...
3
votes
1answer
61 views

Clipping plots to other plots in pgfplots

I'm plotting a convex frame as shown below, with the given MWE. Inside this frame, the idea is to plot additional functions to create an image. In order to avoid manually computing the domain ...
5
votes
1answer
65 views

pgfplots: horizontal distance between two plots

I'm trying to plot the following graph using pgfplots: This plot was generated with matlab. I can easily plot the two curves with pgfplots but I have no clue how to add the vertical line with the ...
0
votes
0answers
64 views

How can I plot Binomial and Poisson Cumulated Distribution Functions?

I know that \begin{tikzpicture}[ declare function={binom(\k,\n,\p)=\n!/(\k!*(\n-\k)!)*\p^\k*(1-\p)^(\n-\k);} ] serves to declare the p.m.f. for the binomial distribution with TikZ, and that ...
2
votes
1answer
58 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 ...
8
votes
4answers
290 views

How to Draw This Free Body Diagram on TikZ or PGFPlots

This is not a duplicate question of the one titled Creating a Free Body Diagram in TikZ. I am confused as to how one might draw this specific diagram: Say we want to describe two masses on a pulley ...
2
votes
1answer
67 views

Modifying some features on the graphs of a function and its inverse

The following code is compiled by pgfplots to graph an exponential function and its inverse. I have some questions about the code, and I would like to modify some of the features of the graphs. How ...
1
vote
0answers
48 views

Unequal bin widths in pgfplots density histogram

In the pgfplots manual, it talks about density histograms with equal bin widths/ranges. Is it possible to make a density histogram with specified unequal bin widths/ranges? For example, if I set ...
6
votes
1answer
92 views

Plotting one x- vs multiple y- using custom color map

I am trying to plot data that comes in the form of one x-axis vs multiple y-axis on the same plot. I would like the color of each line to spread itself out through my desired color map (spectrum ...
2
votes
1answer
51 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
54 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
4answers
208 views

Plotting several functions with TikZ/pgf

How do I plot several functions in Latex with tikz? I want it to look something like this: With the this code: \documentclass{article} \usepackage[latin1]{inputenc} \usepackage{tikz} % GNUPLOT ...
3
votes
3answers
878 views

How should I start with this image?

I have an old image with ppt style and I would like to customise it a bit. Main problem is I'm a beginner in Tikz/PGF and i really don't know where to start and which environments I should use. If ...
3
votes
0answers
50 views

Reduce number of input files for group plot in pgfplots [duplicate]

In the pgfplots groupplot below, I have three sets of data represented by data1, data2 and data3. Each of the data have three subtypes. And I need to plot a graph for each of the subtype. The file ...
1
vote
3answers
260 views

How to create a 32 by 32 grid?

I want to create a 32 by 32 grid as shown below. And I also want to add two labeling in x and y directions. 1) 0 - 31 (grid number) 2) 0- 1 (box unit) I a next slide I have to draw a new box ...
5
votes
1answer
60 views

Adding node to last coordinate

I have a loglog plot and would like to highlight the last coordinate. For example \begin{tikzpicture} \begin{loglogaxis}[] \addplot+[] coordinates{(0,0) (2,20) (3,100) (4,4000)}; \end{loglogaxis} ...
1
vote
1answer
52 views

TikZ Issue With Function Plotting

I am trying to create this simple TikZ plot of a quadratic function. But the code does not compile, and the error is detected at the part where I introduce the function. What is wrong with it? ...
1
vote
2answers
63 views

Interval of x tick labels are to close

I have some trouble with the interval of the x tick labels. I have two much labels so the text overlap each other. My code is following: \begin{figure} \begin{tikzpicture} \begin{axis}[ ...
9
votes
3answers
253 views

First half of plots is missing

I want to draw some functions with gnuplot. It works well, but the first half is missing and I don't know why. \begin{figure}[htpb] \begin{center} \begin{tikzpicture} ...
3
votes
1answer
49 views

\addplot3 in pgfplots plots data beyond axis limits

When using pgfplots for a 3D graph and reading the data from a table, is there a way to truncate the data at the axis limits specified in the axis environment ? Here is a MWE: ...
11
votes
1answer
186 views

How to plot the first n rows of a table using pgfplots?

When using pgfplots, is there a way to plot only the first n rows of a given table ? Considering the following MWE file: \documentclass[tikz]{standalone} \usepackage{tikz} \usepackage{pgfplots} ...
5
votes
1answer
100 views

Unclutter a bar plot with pgfplot

I have the given bar plot with three hirachies (color + inner-group + outer-group): The figure look overloaded but I don't know how to split the x axis labels in a better way. A possible solution ...
0
votes
1answer
95 views

How to place two bar charts beside each other

There are two tikz barcharts in this snippet. I'm able to display barcharts one after another but when i use subfigure/subfloat its giving an error \documentclass[preprint,12pt,3p]{elsarticle} ...
2
votes
3answers
115 views

Overlaying or nesting graphs in tikzpicture with different axis scales

I need overlay or nest a figure in a graph. I try with \pic, but the results aren't good for figure scale, according to graph scale. I try also to define the figure in nodes, to place it in the ...
5
votes
0answers
89 views

TikZ/PGF 3.0 datavisualization vs pgfplots

To follow-up on a previous question TikZ datavisualization or pgfplots?, the current release of TikZ 3.0 has a flexible datavisualization engine that creates the same kind of plots as the more mature ...
3
votes
1answer
41 views

How can I mark a point in a pgfplot and make sure its visible (on top of the plot)?

Recently, I have TikZ'ed the following image for Wikipedia (see file) I would like to mark the green dot like it was done here: I've tried a couple of different things, but no matter what I did ...
2
votes
0answers
116 views

Very fancy bar chart

Just wonder if this could be done with tikz? I know I should provide at least a MWE, but I am new to latex and have absolutely no idea where to start. MWE (Addition by HK) ...
5
votes
1answer
200 views

Spectrum colormap for multiple curves

I have been using matlab2tikz to generate a lot of my plots, but I am finding it struggling at this particular job so would like to inquire about how to do it properly in pgfplots / tikz. Essentially ...
6
votes
2answers
126 views

Riemann sum with pgfplots — can't seem to make graph look right

I'm trying to reproduce something like this with the function x^-1, but no matter what options I try, I can't seem to make the graph look correct. This is my current code: ...
5
votes
2answers
160 views

Filling an angle arc with a pattern

Consider an angle (on a plane) with the vertex O, the initial side (ray1) and the terminal side (ray2). Assume the measure of this angle is less than 360 degrees. (There are two such angles.) ...
3
votes
3answers
164 views

Hatching a rectangle leads to solid line in beamer

I would like to indicate an inequality constraint using a hatched pattern. This is to be done in a pgfplot, that is itself part of a beamer frame. Here is an MWE: \documentclass{beamer} ...
10
votes
3answers
177 views

Aligning tangents of graphs

I am drawing some graphs with tangents. I calculated the tangent should be centered at x=57/27 which is approximately x=2.11. I'm currently using the pos and sloped keys for nodes to draw tangents, ...
5
votes
2answers
102 views

Use just a specific range of a colormap or shading in tikz

I'd like to create an image with tikz that uses just a part of a predefined colormap or shading. More precisley, if I have e.g. the jet-colormap I like to create several rectangles that use the ...
3
votes
1answer
127 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 ...
7
votes
1answer
141 views

How to plot scatter points using pgfplots with color defined from table rgb values?

I am trying to plot a set of data points (scatter points not linked to each other), where each point has a different color. The color definition is given by predefined rgb values written in the same ...
3
votes
1answer
85 views

two variables foreach loop problem

I want to draw a pulse train on which I write some information like the corresponding angle, etc... But I think I've got a problem with the two variables foreach loop because I can't even compile ...
1
vote
0answers
45 views

How can I horizontally align the bars of two barplots

I would like to align the clusters of the two barplots of the figure below. For instance, I would like that the cluster of "Program-2" on the second bar appeared just below the "Program-2" cluster ...
2
votes
1answer
53 views

How can I make axis lines connected and make axis be over the plot?

I've just put a lot of effort in the following tikz image for Wikiepdia (see commons link): However, there are two small things that I can't get fixed: When you look at the bottom left corner ...
4
votes
1answer
138 views

TikZ nodes in pgfplots saved for later use, but locations mismatch

I really need a quick advice dealing with the answer given by sdaau. See this question. Actually I have a follow-up question regarding the given solution. This works actually pretty fine, but the ...
2
votes
1answer
149 views

Matplotlib's PGF vs Matplotlib2Tikz

I want to generate some plots to be integrated into a LaTeX document compiled with pdflatex. I also want the plot font (legend, title ...) to follow the settings of the LaTeX document. My search so ...
3
votes
1answer
41 views

How to remove small value labels from ybar chart?

I can't figure out a way to prevent small values showing in my labels. A problem that looked very similar to mine can be found in here. Due to my non-existent coding skills I couldn't figure out this ...
2
votes
1answer
38 views

Gap at origin when using axis lines*=left in conjunction with line width spec via axis line style

Please forgive the strange graph displayed here - I am simply trying to display a replicable chunk of code in the presence of all the packages I am attempting to use and want to avoid displaying data ...
2
votes
1answer
109 views

Cylindrical Bar Chart

I know this might be a long shot, but does anyone happen to know (or point me to where to start) how to draw this chart. Say we have 6 values (5, 10, 15, 20, 25, 30), one for each column. Thanks in ...
6
votes
2answers
171 views

Interpolation and curve fitting - Tikzpicture? Gnuplot? Pgfplot?

well, I am fairly new to LaTeX, but I tried my hardest do find a solution for my problem but I couldn't find a proper answer, so I hope someone here has the answer or another suggestion for me. I ...
2
votes
2answers
97 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 ...
3
votes
0answers
113 views

pgfplots error using matlab2tikz

I am trying to plot a matlab figure in latex file. so i use this matlab2tikz function. It works really well, until I try to add some customised text on the figure before converting it to tikz file, ...
6
votes
2answers
266 views

Graphing trigonometric functions, axes labeled with tick marks

I am providing the code for graphing three trigonometric functions. (In the preamble, I had to put a % before the command \usetikzlibrary{calc,angles,quotes} because LaTeX could not compile it with ...
4
votes
3answers
152 views

How can already binned data be plotted as a histogram?

I have the following data: [0, 1000) : 14524 [1000, 2000) : 38214 [2000, 3000) : 36169 [3000, 4000) : 25875 [4000, 5000) : 16942 [5000, 6000) : 10603 [6000, 7000) : 6778 [7000, 8000) : 4288 [8000, ...
5
votes
1answer
128 views

PGFplots - label each group plots

In this group plot how do I add labels to individual graphs. I want to label each graph as (a), (b), (c)... \documentclass[margin=5mm]{standalone} \usepackage{pgfplots} ...
4
votes
2answers
116 views

Black Fill in my plot

I'm using the following code and when it compiles the result is not what i expect. \begin{figure}[h] \begin{tikzpicture} \begin{axis}[xbar,enlargelimits=0.15] \addplot [draw=blue,pattern=horizontal ...