{plot} is for questions concerned with plotting data or functions using TeX. For questions specific to the pgfplots package, use the {pgfplots} tag.

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1
vote
2answers
45 views

Plotted line in tikz stops in middle of grid

The plotted line stops and doesn't go on till the border of the grid: This is my code: \documentclass{article} \usepackage{tikz} \usepackage{amsmath} \begin{document} ...
6
votes
1answer
71 views

Equivalent to “shorten <=” for intermediate points

Halo everybody, I try to plot a data set using tikz & pgf. I want that the points in the plot are connected, but the line shouldn't touch the points. I can achieve this for the first and the last ...
4
votes
1answer
65 views

Graph doesn't stay within grid

I've plotted two simple functions in Latex using tikz. It looks like this: As you can see, the curve doesn't stay within its grid. How can I fix this? This is my code. I'm using documentclass ...
3
votes
1answer
89 views

Complex function plot using TikZ or PGFPlots

I need to plot some steps of this approximation http://mathoverflow.net/a/27127 but don't know how to start.
1
vote
1answer
51 views

How to make this bar plot visible?

I am trying to visualize about 21 data points, each which gives a different value for 3 different tasks, so there are 63 unique values to plot. I have tried using pgfplots colored bar plot, but I ...
5
votes
2answers
194 views

How to draw 3d vector field on a line?

How to draw 3d vector field on a line? I want to visualize the vector field $( m_x(x), m_y(x), m_z(x) )$. After searching "visualize vector field", I find that most plotting software either plotting ...
1
vote
0answers
17 views

Vertical spacing in tabular environment with graphs/math

I have problem getting this to look nice. I need help with spacing and alignment of text: \begin{tabular}{lll } \toprule \multicolumn{1}{l}{Activation Function} & ...
1
vote
0answers
25 views

Force Knitr Figure on same page

I am using Knitr on RStudio. <<glmall, include=TRUE, fig.align='center', fig.cap='Diagnostics plots for full-model with GLM (Poission)', fig.show='asis'>>= par(mfrow=c(2,2)) ...
2
votes
1answer
34 views

Undefined error when plotting from data

I have been trying to create a LaTeX plot for my own data. To get me started I have copied the code from this website (ShareLaTeX) into my TeX editor. All the graphs come out exactly like they look on ...
1
vote
0answers
23 views

draw plot \x^2, sign error [duplicate]

I try to plot quadratic fonction. \documentclass{article} \usepackage{tikz} \begin{document} bad, negative square equal...negative! \begin{tikzpicture} \draw plot (\x,\x^2/4/1.0); ...
6
votes
2answers
280 views

drawing smooth path through symmetric points, gives non symmetric curve

I want to make a graphic going through some points. I've choose the points symmetric, to have a symmetric curve, but the curve is not. I could define some extra points, but their must be a better ...
2
votes
2answers
126 views

drawing convex envelope of a function

I am writing an introductory chapter to my thesis report. I want to add a figure that illustrates the convex envelope of a function no matter what function, though, it has to be continuous. I'm not ...
2
votes
0answers
48 views

Creating Tikz Legends in the Caption

i'm having a few issues with creating a legend in the caption of an image. I've made a lot of graphs using matlab2tikz and i've externalised them to reduce my compiling time and memory usage. ...
6
votes
2answers
90 views

Scale the Axis in Tikz

I have the following problem: \begin{center} \begin{tikzpicture}[scale=0.5, >=latex] \draw[->] (-6,0) -- (6,0) node[right] {\scriptsize $x$}; \draw[->] (0,-5) -- (0,15) node[above] ...
4
votes
1answer
264 views

Scatterplot with data from CSV file and trendline

I have created a scatterplot with code from this previous asked question. \documentclass[varwidth=true, border=2pt]{standalone} \usepackage[utf8]{inputenc} % this is needed for umlauts ...
2
votes
0answers
57 views

How can I make concentric circles as grid for a polar plane?

But I need to delimitate the circles for x, y in [-2,6]. \begin{tikzpicture} \draw[yellow!10, fill=hkvbluelogo!5](-2, -2) rectangle (6, 6); \foreach \s in {0, 1, 2} { \draw [lightgray] (0,0) circle ...
0
votes
1answer
32 views

Plotting with literals

I can plot functions with numbers using pgfplots but how can I plot something like the next image? The curved part corresponds to an exponential with negative argument.
3
votes
1answer
96 views

Tikz - Rotated Gaussian

I would like to plot a rotated curve (gaussian) but I've got no idea how. I searched in the internet and found that I have to define the gaussian curve because it's not included. But how can I plot ...
7
votes
3answers
289 views

How can I plot the F distribution

I wish to plot the F distribution by declaring its density function. However with the following code I get an error saying that fdst has not been declared: \documentclass[border=5mm]{standalone} ...
6
votes
1answer
117 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, ...
1
vote
1answer
114 views

Tikz plot not precise enough

In the plot pictured below the two curves should cross at (4,3) but they do not. Is there some way to fix this? I tried to load the fixed point arithmetic library hoping to increase precision but the ...
4
votes
1answer
132 views

Plot a linear function with pgf plot?

Hi I would like to plot a graph of load voltage vs load current, I have been trying to do it with a tikzpicture, but wonder if maybe it can be done with a tikzplot? The bellow code is sort of what I ...
0
votes
1answer
30 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 ...
5
votes
3answers
445 views

How to generate a simple cartesian plane system?

I need to make a cartesian plane for plotting the straight line joining the points (-3,1) and (6,-2). This is a very simple cartesian plane plotting. When I looked at the manual for tikz the graphics ...
5
votes
3answers
223 views

tikz plot of two sine waves, showing the phase difference

What I am trying to achieve here is to plot two sine waves, and with some dotted lines on the peaks showing a \Delta t in the middle, as the phase difference. Any help appreciated.
1
vote
0answers
74 views

What do you use for plotting? [closed]

I use Latex now for about two years and have written a couple of larger documentations with it. When it comes to plotting (simple or complex, functions or data) I used gnuplot or R. The later more and ...
0
votes
0answers
85 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
70 views

Changing axes' origin adds weird whitespace

I would like to display points in a Tikz picture, whose y components are all negative. That is per se no problem, but I want the y axis to be a bit higher than the x axis to emphasize the negative ...
4
votes
1answer
114 views

Draw plots with tikz

I would like to do the following graphic in tikz. But I do not konw how to proceed... How could I do that? EDIT So far, I have tried simpler things (before getting to this bigger problem). I have ...
4
votes
1answer
74 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, ...
4
votes
2answers
306 views

Plotting a function in Latex

How do you draw functions that look like this? I apologize for not providing you with an attempt to solve this problem - I am a second-day user of Latex. Greatly appreciate your help. ...
2
votes
1answer
42 views

How do I arrange 2 subfigures on top of 1 subfigure?

I'd like the arrange these figures so there are two figures next to each other and one below, like an upside down triangle, so that they all fit on one page and are a reasonable size. How do I do ...
3
votes
1answer
164 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 ...
6
votes
1answer
222 views

How do I stack two figures on top of each other, rather than side to side?

I'd like my figures to be one on top of the other, rather than next to each other, so that they are larger and spread along the page width. How do I do this? Here is my code: \begin{figure}[H] ...
2
votes
1answer
102 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? ...
5
votes
5answers
259 views

How to plot a complicated multi-variable function in a tex document automatically, not just importing an image

I have the following Tex functions and I want to plot them in my tex thesis, but I don't know how. I mean, I want the Tex to draw the function, not just to include an external image to it. ...
3
votes
3answers
178 views

Plotting functions and denoting equation on the figure

How can I plot the functions P=20-1/5*Q and P=5+1/9*Q so as to find the equilibrium point? The figure I need is like the following: Furthermore, how could I put the equation on each ...
4
votes
2answers
228 views

Graph not properly rendered in tikz

I have the following data in data.dat file . TA | OP 6 | 20 17 | 24 18 | 17 19 | 17 22 | 19 33 | 27 19 | 28 13 | 18 24 | 16 19 | 19 9 | 18 21 | 22 16 | 10 19 | 12 ...
4
votes
1answer
210 views

Plotting hemisphere using tikz

Can anyone help me with the plotting using tikz? I would like to plot the figure below in tikz but I do not know where to start. I have checked the examples given using "ball", yet I cannot find ...
0
votes
1answer
93 views

How can I align 2 plots vertically?

I have two plots with tikzpicture above each other. (they have quite difficult text files as source, so I can not show them here). The plots have the same width, the problem is that the legend is ...
9
votes
3answers
278 views

How can I move a single node in a tikz plot?

I can't find an answer online, please help me. The following plot shows the percentage of 3 groups. The red line is the average (and needs to stay at 13.8). How can I move ONLY the node "2.9" a ...
3
votes
1answer
113 views

TikZ: Replacing the values (labels) on x-axis with names

I managed to create a simple linear plot with pgfplots-manual (chapter 4.5.1) Now I want to replace the values of x-axis (1,2,3,4) with text, e.g.Test A, Test B, Test C, Test D. How can I do such a ...
0
votes
0answers
51 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. ...
1
vote
0answers
78 views

how to create scatter of points?

I am going to teach econometrics soon and as some of you might know, there is this concept of regression where we try to fit a a best plot on the data. I know how to make a graph with just one point ...
3
votes
3answers
507 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 ...
4
votes
1answer
113 views

How to print without the image

I want to print a document without print the images too: just the position of them so the printer make the process faster (I have some big image and i don't want to spend ink and time to print them). ...
5
votes
2answers
173 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 ...
5
votes
2answers
211 views

Fourier Spectrum conversion from 3D to 2D

I am delighted to have the link ORIGINAL LINK However, I have modified the graph to suit my purpose but it's still in xyz-plane. Actually, I want to have the same graph in xy-plane. My MWE is as ...
36
votes
2answers
1k views

How can I draw nomograms in LaTeX?

What is a nomogram “A nomogram, also called a nomograph, alignment chart or abaque, is a graphical calculating device, a two-dimensional diagram designed to allow the approximate graphical ...
1
vote
0answers
30 views

Axis Labels for Ridge Trace Plot

I am trying to customize the axis labels for a ridge trace plot but the labels aren't showing up when I compile. How do I get these labels to work? \begin{center} ...