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"
693
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Plotting |z-2| < 1 under w = z/(z-1)
How can I plot the image of |z-2| < 1 under the transformation w = z/(z-1)? The expected result should look something like ...
- 495
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2
answers
232
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+300
Nearest-neighbor density estimation in Mathematica
I want to use SmoothHistogram-like plot using smoothing kernel $f(x)$ which is uniform $(a,b)$ with $a,b$ adjusted for each $x$ to include 11 points on the left, ...
- 8,061
3
votes
1
answer
90
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Dynamic updating plot bug in version 13.3.1.0
I am using Mathematica 13.3.1.0. version on MacBook M2 and there are some issues with dynamic updating. When I disable it I get a strange grey square in the center of the plot.
When I enable it It ...
0
votes
1
answer
55
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Colorized hexdump
I have this hexdump command that I am writing to display a nicely printed hexdump into a mathematic grid. I want to be able to specify regions that I can highlight, however I am stuck being only able ...
- 477
2
votes
1
answer
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How to create a plot like this one? I think I am having issues with implementing a logarithmic axis
I am having trouble creating a type of contour plot. I have an example of what I am trying to make which is this:
and this:
I know that for the first example above, the plot was not all made in the ...
- 21
1
vote
1
answer
97
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Visualising assortativity in networks
Assortativity and disassortativity are graph properties that represent how hub-and-spoke-like a graph is, where assortative graphs have hubs that connect to each other, while disassortative graphs ...
- 2,027
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0
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60
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Visualizing conformal map from upper half plane to n-gon
I want to plot both the upper half plane and the image of it i.e. a polygonal region via Schwarz-Christoffel maps. One example is for a quadrilateral.
...
- 417
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4
answers
339
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Sampling from intersection of $n$-sphere and hyperplane
Edit
How do I uniformly sample from intersection of $n$-sphere centered at 0 and an arbitrary hyperplane for $n\ge3$?
Below is an approach using FindInstance to ...
- 8,061
4
votes
3
answers
297
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Plotting multiple parametric 3D curves without using the Show command
How can I plot multiple parametric 3D curves on a single graph without the need to combine them using Show? Additionally, is there a way to clearly distinguish ...
- 2,411
3
votes
2
answers
117
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Represent data as a table with diagonally split color-coded cells
I have two rows of values that I'd like to represent as a table, where cells are diagonally divided showing color-coded values with column A and column B values for each row such as below:
Any neat ...
- 301
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1
answer
45
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Plotting graph in a same figure for two different values of parameter
Here I am trying to plot the graph for two different values of the parameter m, say m=5 and ...
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1
answer
53
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Plotting Dengue Infection Prevalence Sensitivity to Biting Rate Variations
I want to explore how varying values of the biting rate affect infection prevalence in humans in our modeled dengue outbreak, keeping all other parameters constant.
I provide you the code that I use ...
2
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0
answers
60
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"RegularHyperbolicTilingGraph" Does Not Work Properly [closed]
I am trying to draw regular hyperbolic tesselations using the "RegularHyperbolicTilingGraph" function on Mathematica 13. Here is the introduction of this function on the repository: https://...
- 21
2
votes
2
answers
110
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How can I make the output of Reduce more readable (with a tree)?
Oftentimes, the output of Reduce is quite difficult to read because it has too many && and ...
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2
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81
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How to make a function that outputs a mesh region object or some other geometric object that represents a cake number?
The lazy caterer's sequence, more formally known as the central
polygonal numbers, describes the maximum number of pieces of a disk (a
pancake or pizza is usually used to describe the situation) that ...
- 1,663
4
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0
answers
201
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Defining a "pathway" from a list of points
1. Description of Pathway
1.1 Preliminary Definitions
Let $A=[-2,2]^2$, where $\text{Area}(A)=16$ and $\lceil \cdot\rceil$ is the ceiling function.
For $\varepsilon\in\mathbb{R}$, let $\left\{U_i\...
- 39
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4
answers
817
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How to blur a line gradually
I would like to draw a line or curve and blur it partially or gradually.
AFAIK Blurring is only blurring for a complete object (like a line).
Of course I can ...
- 3,812
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3
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861
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How can I draw this image and if you can make it rotate horizontally and vertically?
I've been looking at the site, but it doesn't occur to me there was a method to obtain the coordinates of the image, but I can't find it. Could you give me a hand?
It's for a poster of the ...
- 309
4
votes
1
answer
142
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Restricting Plot3D to an area inside parametrically defined region
I have a region specified as a simple closed curve, suitable for ParametricPlot (as in this question).
What is the easiest way to restrict 3D plot to only plot ...
- 8,061
6
votes
4
answers
404
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Visualizing empirical PDF from monotonically decreasing density
I have a sample from distribution whose density is known to be monotonically decreasing. What's the easiest way to incorporate this information into Mathematica for an empirical density plot?
Looking ...
- 8,061
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2
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83
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Radially symmetric SmoothHistogram3D?
I have a sample from a distribution invariant w.r.t rotations around 0. What's the best way to incorporate this information into a smooth 3D histogram?
...
- 8,061
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0
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69
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Identifying $X^2$ relationships between random variables
Given $X$ coming from a known distribution faily, how do I identify distribution family of of $X^2$ and $\sqrt{X}$?
Code below uses ...
- 8,061
1
vote
3
answers
81
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Visualizing range of possible CDFs of $X\in (0,1]$ such that $E[X]=1/3$
What's an elegant way to visualize the range of possible CDFs for a random variable $X\in (0,1]$ such that $E[X]=\frac{1}{3}$?
Below is an attempt by discretizing (0,1] interval and using ...
- 8,061
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1
answer
140
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Visualizing density given by its Stieltjes transformation?
How can I use Mathematica to get $f(y)$, the PDF of a random variable given its Stieltjes transform $g(s)$?
$$g(s)=E\left[1/(s-X)\right]$$
I need to visualize probability density of a random variable ...
- 8,061
4
votes
4
answers
223
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How to visualize point movements across multiple plots using Manipulate or something similar?
I have the following three plots:
...
- 495
3
votes
2
answers
279
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Plotting the local density of points: (x,y) coordinates
I'm running Mathematica 9 -- quite an old version.
I have a list of (x,y) coordinates. I wish to plot them as either a density plot or a contour plot to show the local density of points. How do I do ...
- 10.4k
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1
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45
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How do I assign PlotMarkers based on two different variables?
I'm trying to create ternary diagrams with 6 data points (samples) that each have two values - a type and a location. I have these two pieces:
...
- 11
4
votes
1
answer
63
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Leaving non-numeric values blank in ListDensityPlot
I'm trying to visualize some data using ListDensityPlot. Some of the data points may have bad values like Indeterminate which may come from taking ...
- 347
1
vote
2
answers
226
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Map water runoff flows near Ellicott City, Maryland
Ellicott City, Maryland was the site of a flash flood several years ago due to the local topography. How can we use the Wolfram Language to show the direction water flows at many points near that city?...
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1
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252
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Plotting the molecular isosurface electrostatic potential map
After performing Gaussian calculation, cube files can be obtained. The distributions are the potential cube and esp cube, both of which contain volume data. What I want to do now is to project the ...
- 1,402
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73
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2
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0
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43
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Visualizing density histogram evolving over time
The code below visualizes trajectories of equation $e=e-x\langle e,x\rangle$ for Gaussian $x$.
I'm using ListLinePlot with ...
- 8,061
1
vote
1
answer
105
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Parametric Plot 3D error in heat equation in polar coordinates
\begin{align}
u_t&=v*(u_{rr}+r^{-1}u_r), \quad 0\leq r <a , t>0\\
u(r,0)&=f(r)\\
u(a,t)&=0 ,\quad t \geq0
\end{align}
We know that $f(r)=J_0(x_{01}r)$, where $x_{01}$ is the first ...
1
vote
2
answers
95
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Positive Change, Negative Change, and Total Change with Values on Graph
I am trying to show a change in cross-section geometry between years, and have good visual plots but would like actual values to use also. I am using spline curves to visualize the cross sections, ...
1
vote
1
answer
75
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How to compare the numerical with the analytical solution of PDE?
Given the analytical solution
...
0
votes
1
answer
163
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Comparing different ListPlot3D outputs between different data sets
I have data for the bed of a river that consists of several cross profiles over several years. I have used the elevation measurements with Northing and Easting coordinates to create ListPlot3D visuals ...
4
votes
1
answer
159
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Displaying Hasse diagram (directed edges in graph pointing upwards)
I use the following code to display a Hasse diagram of a graph.
...
- 1,596
3
votes
1
answer
46
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Preventing scale difference between `ListAnimate` and `Export`
So I have the following animation which looks fine on screen:
...
- 8,061
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1
answer
126
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Intersecting plane and Lp ball
It's easy to visualize intersection of Lp-ball and a plane by using RegionFunction.
...
- 8,061
3
votes
0
answers
52
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How can one automatically arrange the connections of a circuit with as few crossings as possible, given a set of edges?
Here are two functions to create symbols of dc voltage source and a resistor.
...
- 2,688
4
votes
2
answers
164
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Visualizing Signs of Two Expressions
I have two eigenvalues that are given as functions of two parameters $a$ and $b$
$$\lambda_1 = - a -\sqrt{ a ^2-b^2}, \lambda_2 =- a + \sqrt{ a^2-b^2}$$
I have a restriction that $a \gt b > 0$.
I ...
- 3,044
1
vote
1
answer
145
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A simple contour plot of data without interpolation
I have a data set gathered from lab. The measurements are of the form {x, y, z}. I want to plot this data in a way that there is (1) no interpolation between ...
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14
votes
1
answer
292
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The last syntax of `ParametricPlot3D` seems broken in V13.x
Bug introduced in 13.0 and have been fixed in 13.2.1 .
It seems not to work properly to use ParametricPlot3D with parameters specified in a two-dimensional ...
- 9,563
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vote
0
answers
51
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Truncation of long strings in DataSet items
Given a dataset containing items with long texts (strings), Mathematica would automatically truncate those texts after 3 lines
...
- 3,487
-1
votes
1
answer
46
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Poset diagram from adjacency matrix [closed]
How can I create a poset diagram with the following weighted (the weight labelled on the edge) adjacency matrix (with the vertices labelled by order):
{{0,2,2,2,3,3,3,3,4,4,4,4,4,4,4,5,5,5,5,5,5,6,6,6,...
- 1
2
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1
answer
192
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StreamPlot3D on surface of hyperbolic paraboloid
I am using the StreamPlot3D function from Wolfram Mathematica for the following system
$x'=\left(-x^2-1\right) (3 x+y)+3 x z$
$y'= 3 y z-x y (3 x+y)$
$z'= z (6 (z-...
- 119
4
votes
4
answers
179
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Control plot range of logarithmic histogram
When drawing a histogram with a logarithmic vertical scale, how can I control the vertical plot range? I.e., how can I control where the bars originate? On a linear plot, bars will start at zero, but ...
- 233k
4
votes
1
answer
96
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How to plot n-dimensional TimeSeries data object?
I have a spectrometer which is generating time-series data every 100ms. I'd like to analyze/plot this data in Mathematica, but I'm not certain the best way to do it.
It's in this form:
...
- 490
0
votes
1
answer
94
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Graph blockchain transaction data
I am new to Mathematica, and i am trying to Graph some blockchain transaction data. I would like the Addresses "From" & "To" to be the Nodes/Vertices, and the edges to be a ...
- 1
0
votes
1
answer
109
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Scatter plot matrix in older version of Mathematica
I need to plot a similar graph of a function [Scatter plot matrices]:
For:
$f(x,y,z,t) \rightarrow x^2 + y^3 + z^2 + t^2 ≤ 1,x + y - z = t^2$
But, I work in older version of Mathematica - 12.0
My ...
- 2,374