{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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4
votes
1answer
179 views

plot a rational function with TikZ

I am trying to plot a function but something is incorrectly written... Could anyone please help me? \documentclass[12pt,a4paper]{article} \usepackage{amsmath, tikz} \usepackage[margin=3cm]{geometry} ...
0
votes
0answers
76 views

central and non-central chi square distribution in one plot with tikz

What I want is to draw a chi square distribution - both a central and non-central into one plot and draw parts of the surface underneath as solid color. Note: I read Plotting the chi square ...
4
votes
0answers
75 views

Uniformly spaced line markers

I'm reading line data from file and plotting it. By default, the curve has markers, where are the original data points. The data points are very uneven, but I would like to have evenly distributed ...
0
votes
1answer
106 views

How to plot time intervals? [closed]

This is not a LaTex question but might be relevant to people in here. Does anyone know how can I plot time intervals. I am interested to plot some thing like this but I don't know how. I prefer to use ...
1
vote
0answers
56 views

plot matrix with epslatex

When plotting a data matrix with the plot command and epslatex terminal the generated image is correct. However, the generated latex file outputs also the source path, i.e. 'Date/data_file.txt'. Any ...
2
votes
2answers
92 views

using mathematica plots in LaTeX

I would like to use plots created with Mathematica inside my LaTeX environment. Is it possible to plot the Mathematica code completely inside the LaTeX environment? If it is not possible, does anyone ...
6
votes
1answer
191 views

PGFplots: How to add a legend to “superimposed” plots

I have "superimposed" different plots on the same graph (i.e., I have two axises environments in one tikzpicture environment.) Now I would like to add a single legend for both of the plots and ...
0
votes
1answer
82 views

How do I create a certain graph using pgfplots?

I can't create this graph or something similar to it. I use pgfplots for plotting.
4
votes
1answer
144 views

Convert image to code (TikZ? PSTricks?)

I have a ... pdf file, which contains figures of plots such as the following: Now the second plot isn't too hard to draw on TikZ (I assume... I hope? I don't have any experience apart from ...
1
vote
1answer
115 views

Plotting a chart and chart line?

How I can Plot this curve in Latex {revtex4-1}? \begin{center} \begin{tikzpicture} \begin{axis}[bar width=18pt, xtick=data,ymin=0,ymax=45,x tick label style= {rotate=90,anchor=east}] \addplot[ybar] ...
2
votes
3answers
161 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
84 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
94 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 ...
4
votes
1answer
231 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
75 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 ...
6
votes
2answers
399 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
34 views

Vertical spacing in tabular environment with graphs/math [closed]

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
78 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
53 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
24 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
335 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
181 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
68 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
119 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
848 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
1answer
128 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
36 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
130 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
388 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
224 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
163 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
204 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
35 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
1k 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 ...
6
votes
3answers
591 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
80 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
107 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
106 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
130 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
121 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
483 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
60 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 ...
2
votes
1answer
209 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 ...
9
votes
1answer
2k 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
216 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
284 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
221 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
258 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
269 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
119 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 ...