Questions tagged [visualization]

Data visualization is the study of the visual representation of data, meaning "information that has been abstracted in some schematic form, including attributes or variables for the units of information"

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6
votes
3answers
497 views

Visualizing changing histogram over time

I'm looking for a way to visualize evolution of histogram over time. You have $n$ timesteps, each with its own set of data, and I want to create $n$ histograms and visualize them as a density plot. ...
1
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0answers
29 views

Animated ContourPlot Color Rescaling

My goal is to create a smooth animation of a changing ContourPlot. Unfortunately, the colors specified in ContourShading seem to bounce around during the animation. Below is an example of what I'm ...
9
votes
2answers
373 views

Drawing a second set of coordinate axes on the same plot

What is the right way to visualize a second set of "rotated" coordinate axes on a plot? As an example, for the diagram below, I want to show the choice of coordinate system which makes the ...
1
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0answers
25 views

How to add plot legends when combining `Plot` with `DiscretePlot`?

I often end up with discrete data + continuous approximation, and need to plot them in the same chart, with plot legends. What is a good pattern for doing this? Adding ...
1
vote
1answer
83 views

How to display all graph layouts at once?

I often find myself manually trying different graph layouts (Radial Drawing, Layered Drawing, etc ...) to find the best possible visualization for graphs. Is there a quick command to display ALL graph ...
7
votes
2answers
166 views

How can I rescale / format chart elements in a bar chart?

In this simple MWE, I create a simple chart element of a female figure, and then I apply it to a barchart, with the following code (note: womfig = this little stick figure here). ...
6
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0answers
165 views

Improving label collisions for Tree/Graph?

Historically, MMA has never handled label collisions well, but recently they added some improvements here via things like Callout. I want to fix ImageSize but still ...
0
votes
1answer
114 views

How do I recreate this circle packing image?

I found this image online: and I would like to recreate it in mathematica. Is there an easy way to create this kind of circle packing in mathematica wihtout calculating all the individual radii? I ...
1
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0answers
61 views

Plot an array of complex numbers

In version 12.0 Mathematica introduced a new function ComplexPlot. So how can I plot an array of complex numbers, with ...
-1
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1answer
92 views

Plot the phase portrait of a differential equation by using StreamPlot

How can I plot phase portrait by using different initial conditions? Are these conditions already specified when I choose the min and max values in the StreamPlot command? I will post the equation ...
1
vote
1answer
41 views

PlotRange values changed by AspectRatio and PlotLabels

I'm running into a strange issue with ListPlot. I'm trying to plot some data with particular values for PlotRange, PlotLabels, and AspectRatio. However, if I enforce the desired values for PlotLabels ...
3
votes
1answer
80 views

Graphing Markov chains / decision trees

I'm looking to graph a simple one-way Markov chain, which is effectively a decision tree with transitions probabilities. One way I've got this working in here in an MWE, here's a simple Markov chain ...
0
votes
0answers
52 views

generate statistical table to complete and then review,How can I generate this exact table?

Good morning everyone I want to generate a data table model with intervals (between 5 and 15) following Sturges rule I want to generate a data table model with intervals (between 5 and 15) following ...
4
votes
1answer
85 views

How to show net income geographically of a company in a certain city

Let's say that I have a company, and I already extracted it's net profit with time series. ...
0
votes
1answer
73 views

Wrong coloring in ListPlot with Errorbars (v12.1.1)

I would like to plot data of my phd thesis and use the ListPlot function together with Around[] to create Errorbars. I've tried a TwoAxisListPlot function(function in the appendix attatched), which ...
3
votes
1answer
49 views

Overlapping ArrayPlot with Grid

There is one 2D List of data, like {{2,3,0},{1,0,0},{0,0,1}}, which I'd like to plot in the form of the following image (drawn ...
5
votes
1answer
208 views

How to Extract (Magnetic) XYZ Data Points from Color (Airborne Magnetic Survey) Image and Legend

I've been trying to work my way through this by working through search results like: Data extraction from a picture of a graph Numeric data from a color map Extract bathymetry data from a map I can't ...
20
votes
2answers
927 views

How to make a circular heat map or diagram in Mathematica?

Is there any way to make a circular heat map in Mathematica? Thanks for your help! Here is a toy example for regular heat map. Can anyone help me make it to a circular one? ...
3
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0answers
46 views

Bug in Filling between ListPlots?

I am trying to plot three data sets with ListPlot and fill the space in between the curves and axis, as indicated in the examples below. But a very strange thing is ...
1
vote
0answers
27 views

ColorFunction in ListContourPlot3D raising error when using more than one argument

The documentation of ColorFunction states that in ListContourPlot3D your chosen function gets the arguments ...
10
votes
3answers
256 views

Why does ReliefPlot not have a version for functions?

TL, DR: Use the LightingAngle option to DensityPlot to achieve the same shadows effect as ...
2
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0answers
56 views

Certain plotting functions are setting variables unwantedly

I came across the following problem. Certain plotting functions set variables to values, which I do not want. For example, if I run SliceVectorPlot3D with an ...
3
votes
4answers
278 views

How to visually display the Stirling permutations of $k^{th}$ order?

Definition of Stirling permutation from Wikipedia: In combinatorial mathematics, a Stirling permutation of order k is a permutation of the multiset $\{1, 1, 2, 2, ..., k, k\}$ (with two copies of ...
2
votes
1answer
85 views

SliceVectorPlot3D example code gives empty plot

I want to use SliceVectorPlot3D for visualization, but it always returns an empty plot. I have been trying to run several of the examples from the documentation, ...
9
votes
1answer
493 views

Plot many curves on the same graph

This plot has 40 curves on the same graph which makes it hard to see. I need to plot them on one graph. So I have an idea to plot to make it easier to see which one is larger or smaller in each range....
4
votes
2answers
208 views

A complex PieChart

I'm trying to reproduce the data visualizations in this article: https://towardsdatascience.com/improve-your-analytics-projects-w-these-data-distributions-visualizations-7ba3821f2092 The composite pie ...
0
votes
1answer
78 views

JuliaSetPlot - how do I achieve nicer colors?

I use the following code to generate images of Julia sets: ...
2
votes
0answers
56 views

JuliaSetPlot increase quality of output

For a complex dynamics class I take I want to generate a nice image of an Herman ring. I used this code to generate a first image: ...
1
vote
1answer
86 views

Atomic Concepts [closed]

WordCloud[WikipediaData["model theory"]] That is where it starts. I want to now find a new WordCloud with the center inset from the prevous Wordcloud. ...
6
votes
4answers
228 views

Construct a permutation tree plot

How to construct a tree like this? I was looking CompleteKaryTree initially, there are some similarities overall, but it's still different. ...
18
votes
1answer
1k views

How can I handle graphics or artworks with millions of points?

As a hobby, I am trying to use Mathematica and Wolfram Language as a tool for making generative artworks. Generative art techniques may require drawing millions of points, lines, or curves. For ...
1
vote
0answers
52 views

Remove defect of display in ListDensityPlot3D

I have a 3D volumetric data (for example, $64\times 64\times 64$, at each point there is a value) read in from a file and I want to use ListDensityPlot3D to ...
1
vote
1answer
133 views

How can I change the Mathematica programming for creating a Venn Diagram?

I am working on using Venn diagram to explain logic and logical connections between sets. After coming upon these answers: Create a Venn Diagram, How to plot Venn diagrams with Mathematica?, which I ...
5
votes
1answer
135 views

Visualizing directories--a cleaner view of a helpful older post

I am looking to make graphics of a folder hierarchy, and this old post was very helpful. However, this method gives the whole file path for each node, which makes a complete mess in the directory I ...
2
votes
1answer
64 views

Add vertical lines to `ComplexPlot3D` at roots

I have a Table of 6 plots of polynomials of increasing degree, using ComplexPlot3D: ...
1
vote
1answer
33 views

Computing a Transformation then visualizing with TransformedRegion Function

I have some function $\psi$, I compute the transformation $T = \vec{x} - \nabla \psi$. I'd like to visualize the action of $T$ on a square centered at the origin. The mathematica website shows some ...
2
votes
3answers
144 views

How to make the Ticks larger? [closed]

I can´t find the option for larger ticks ...
30
votes
11answers
3k views

Plotting the Star of Bethlehem

Christmas is around the corner! In preparation, consider the polynomial f[x_,y_]:= 1/10 (4 - x^2 - 2 y^2)^2 + 1/2 (x^2 + y^2) and define $r=(f_x,f_y)$ using the ...
2
votes
1answer
171 views

Want to get better quality out of a DensityPlot3D[]

The plot shown below was obtained from a similar program mentioned in the following post. 3D Elastic waves in a glass How can I have a contour bar (color contours) along with the plot? The code shown ...
1
vote
0answers
68 views

How to numerically solve this partial differential equation and plot the output? [duplicate]

Using Mathematica, I would like to numerically solve the following partial derivatives equation : $$\tag{1} \frac{\partial^2 \Phi}{\partial T^2} - \frac{\partial^2 \Phi}{\partial X^2}- \frac{\...
2
votes
0answers
65 views

Where can you get by walking half a mile?

I recently saw that Mathematica 10 introduced really nice tools for geography. I would like to use GeoGraphics to visualize all possible paths with a length of half ...
1
vote
1answer
55 views

Understanding and visualizing Bessel function with complex argument

I have a vector field in polar coordinates $(r,\phi)$, which I wish to visualize and better understand. It represents the Electric field vectors for a given field distribution inside a circular ...
4
votes
1answer
203 views

Rescale y-axis of listplot

I'm trying to make a plot that has a lower half of the y-axis going from 0 to 0.9 and an upper half that goes from 0.9 to 1.0. So that this second interval is zoomed. I've tried to do this with ...
3
votes
5answers
316 views

Sphere[] mesh/wireframe using Graphics3D

When using ParametricPlot3D to plot a sphere, we get a nice mesh / wireframe for it: ...
4
votes
1answer
130 views

Plotting a hexagonal histogram

For positive integers $D$, I have a function s[D_] which creates a list of complex numbers, all of the form $a+b\sqrt{-D}$, where $a$ and $b$ are integers. These ...
1
vote
1answer
73 views

Controlling Graphics3D aspect ratio when ViewMatrix is explicitly defined

My goal here is to visualize 3D data using an oblique cabinet projection. I would like to be able to adjust the "depth" or spacing of the Z-axis, maintain a golden ratio between the X and Y ...
7
votes
2answers
342 views

How to create a modified line plot?

I am looking for help to create a Line Plot that looks something like the image below. The NumberLinePlot function works well if you have a sets of distinct values, but this plot would create stacks ...
1
vote
1answer
53 views

MeshFunction in SmoothDensityHistogram

I would like to make a SmoothDensityHistogram of a data set where I can also visualize the probability level inside certain (concentric) regions. Here is the code: <...
4
votes
1answer
142 views

Visualizing set partition lattice

There's a cool visualization of set of all partition over 4 elements ordered by refinement, which makes it a lattice. Can Mathematica be used to generate these kinds of visualizations automatically? ...

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