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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10
votes
1answer
378 views

representation of custom deformation on a meshgrid

I am trying to represent 2D deformations on a rectangular grid. In Mathematica 10, there is a method to solve the elastic differential equations and then represent the deformation as presented here: ...
12
votes
4answers
572 views

How to remove ticks?

I wanted to remove the Ticks in my coding but i can't. Here when i try to remove the Ticks the number also gone. I need numbers ...
1
vote
1answer
107 views

Exact difference between color scaling in ArrayPlot and MatrixPlot

Can someone enlighten me as to how MatrixPlot does its color scaling? I get very different visualizations based on whether I use ...
6
votes
2answers
611 views

Adjusting Density Plot Color Function for Diffraction Simulation

I'm trying to simulate Fraunhofer diffraction by a single slit using DensityPlot I run the code: ...
0
votes
1answer
77 views

Using ListVectorPlot[ ] and eliminating vectors at points where there shouldn't be any

I am trying to make a plot displaying the following type of information. I have a finite set of 2D-coordinates. For each coordinate point, I have a 2D vector associated to that point. The vector is ...
1
vote
1answer
70 views

Twisting a graph layout (by fixing the $x$ coordinate of all its vertices)

I would like to draw a given graph $G$ in a specific way and I would like to know whether Mathematica can do it in a (semi-)automated way. My goal is to draw the graph $G$ in 2D, fixing all the $x$ ...
1
vote
1answer
139 views

Plotting multiple curves on a surface

I'm reading about non-euclidean geometry, and I tried to visualize hyperboloid model of hyperbolic geometry using Mathematica. What I need to do is to accent intersections between hyperboloid $x^2 + ...
20
votes
2answers
369 views

Wind Map Artwork

I would like some help generating an image like the one seen below. The image above is an art piece called Wind Map by artists Fernanda Viégas and Martin Wattenberg. I would like to take wind ...
-1
votes
0answers
57 views

Gibbons-Hawking metric and Mathematica [closed]

I have been studying the Gibbons-Hawking metric for a while now, and I was asked to visualize it with the program Mathematica. I am terrible at programming and also don't really understand what has to ...
13
votes
3answers
478 views

Visualizing directories

How do I plot the content of a directory and all its subdirectories into infinity using TreeForm? I've tried using a mix of ...
6
votes
1answer
199 views

Does anyone know a way to draw lines connecting nearest neighbor points in ListPlot[ ]?

I have a two-dimensional mesh that I am visualizing in Mathematica, with ListPlot[]. The mesh looks like this: Any ideas for how to connect all the nearest neighboring points with lines? Thanks, ...
6
votes
2answers
143 views

Visualizing subgraphs while specifying the locations of vertexes

I would like to visualize separate connected components of a graph defined by data points lying in the two-dimensional plane by surrounding each connected component subgraph by a bounding curve. I ...
2
votes
2answers
101 views

Forcing Ticks on Lower Left Corner of Plot

I have a graph that looks like this: I need to have it labeled so that 14 appears in the lower left (I know it's obvious but that's what the publication I'm working with wants). That makes the ...
12
votes
1answer
407 views

How can I collect data for visualization of quick sort?

I know how to implement quick sort in Mathematica. But I don't know how to get the temp data for visualization, because I used recursion. I want the effect similar to this: ...
0
votes
0answers
76 views

Comparing heavy tailed and non-heavy tailed distribution using Mathematica

I have data from a heavy tailed distribution (see picture 1) and a non-heavy tailed distribution (see picture 2) and want to compare it using a histogram on log-scale. However the picture 3 does not ...
5
votes
2answers
349 views

Mapping StreamPlot onto spherical surfaces

Suppose I have some vector field equations $(f(\theta,\phi), g(\theta,\phi))$. The StreamPlot can be created easily in 2D, but I would like to visualize the stream ...
1
vote
2answers
263 views

How can I plot a 3-variables function to identify the neutral surface and a region

I wanted to plot a 3-D solid region, in which my function f(x,y,z)= x (1/(1 + 0.06))^3 + y (1/(1 + 0.06))^2 + (2 z^2)/15 (Sin[10 Degree])^2 -z/3 Cos[10 Degree] ...
4
votes
0answers
105 views

Visualisation of intrinsic curvature [duplicate]

I know that Mathematica allows for a lot of nice visualisations, so here I am. I was thinking if one could visualise (using Mathematica) the fact that a 3d (or simpler a 2d one) Torus doesn't have ...
10
votes
3answers
567 views

How to visualize the interior of a complicated 3d plot

I have an external data file (can be downloaded here: link 1 or link 2) which contains a dense grid of initial condition in the (x,y,z) space. I read it with Mathematica and plot these initial ...
1
vote
0answers
35 views

Visualise sets giving some relations on those sets

I'm not very experienced with wolfram, but I'm searching for a function that can basicly do the following. Giving some sets $A,B,C$ and some relations for example $B \subset A$,$C\subset B$. I would ...
23
votes
3answers
1k views

Visualisation of a recursive function

Is there a way to nicely visualize recursive functions? (diagrams/plots) More specifically I'm looking for a way to make contrast (visually) between e.g. the cosine function which if continuously ...
16
votes
2answers
2k views

What is the best way to create a correlation matrix heatmap with values?

This may have been asked somewhere else, but I couldn't find an answer by searching. I'm trying to create a correlation table that colors the background behind the numbers as a heatmap. I've been ...
4
votes
1answer
151 views

Visualization/colorization of many outliers in a BoxWhiskerChart

Imagine a larger data set which I want to display using BoxWhiskerChart. ...
6
votes
3answers
184 views

Weird output of DistributionChart

I have a larger data set and want to display it using DistributionChart. ...
2
votes
0answers
90 views

Lat-lon contour plots using geographic projections

I need to create contour plots of (lat,lon) quantities projected on geographic regions using different projections. Usually considering the entire world or hemispheres. Coastlines need to be present ...
2
votes
0answers
77 views

How could I visualize a rotating cone within a sphere?

I am just learning Mathematica and as the title states here is what I want to achieve. How do I visualize a rotating cone within a sphere ? The length of my cone is governed by following equation. ...
32
votes
4answers
1k views

Homotopy Visualization

I noticed that both the lower cased 'i' and the Apple logo  are topologically equivalent to the disjoint union of two closed discs. I'd like to animate a homeomorphism from the left to the right, ...
2
votes
2answers
129 views

How can I visualize an array of very small vectors spaced on very large grid? [duplicate]

I have data in the form points = {{1, 1, 1}, {1, 1, 2}, ...} vectors = {{2, 2, 5}, {2, 1, 7}, ...} Can somebody help to edit this data so I can ListVectorPlot a ...
2
votes
0answers
65 views

EquationTrekker-like behavior for state space?

EquationTrekker is great for phase space plots, however I want to plot the results of $$\phi '(t)=-b \sin (\phi (t))+g \sin (\Phi (t)-\phi (t))+1\\\Phi '(t)=g y ...
1
vote
1answer
134 views
2
votes
1answer
104 views

Fix the size of vertices and arrow in graphs

I defined an option to draw nicely the graph. But I have a problem with the different size obtained. For example, the layout of the first graph is what I want to have for all other graphs I will ...
40
votes
4answers
3k views

How to visualize 3D fit

I have a data set of x,y,z values and I fit a function of x,y to the data. This works, but I can't come up with a nice way to ...
2
votes
0answers
64 views

Graph plotting: specify layers for layered drawing

Mathematica can do layered graph drawing with LayeredGraphPlot or GraphLayout -> "LayeredEmbedding". Is it possible to ...
5
votes
1answer
269 views

How to create a real-time dashboard in Mathematica?

I am trying to figure out how to use Mathematica as a real-time interface. I've used Excel/ODBC connection to a SQL database to use the graphing functions within to get my real-time dashboard. I ...
24
votes
4answers
857 views

How can the opacity of a dense data set be automatically chosen?

The problem In a dense data set plotted with opaque points, data points can pile on top of each other. This can cause serious problems with the interpretation of the plots. I'll use as an example a ...
17
votes
2answers
429 views

Visualization: elliptical insights into data sets…

I was recently reading the following paper on visualization techniques using ellipses to gain statistical insights. Elliptical visualization for looking at correlations has briefly been touched on ...
3
votes
2answers
246 views

How to improve visualisation of trajectories in 3D space

I have a list of trajectories from a bunch of photons that travel inside a scattering medium. Each trajectory is a list of $(x,y,z)$ pairs. I'd like to visualise them in 3D space. I came up with the ...
3
votes
1answer
581 views

How to make custom discrete color data function

Attempting to make custom discrete color data function: my custom color: is it possible to use my custom color ...
0
votes
4answers
369 views

Plot graphs with ListPointPlot3D and different colours and size of points

Hello I am New in Mathematica. I have a set of points and I want to visualize in Wolfram Mathematica. I want to see big blue points and small green points in one picture. Big Blue points ...
5
votes
3answers
266 views

How to fix Ticks in Gauges?

Ticks is an option for Gauges. I fail, however, to apply custom Ticks to Gauges. For instance, compare these two: ...
8
votes
0answers
193 views

TableView displays negative numbers incorrectly

I'm trying to substitute TableForm with TableView because TableView is more handy with big data . But on my Mathematica 9.0.1 (ubuntu 14.04_64bit) there is a problem with negative numbers: ...
2
votes
1answer
98 views

Sharpening extrema using DensityPlot

I have a data set where I really care mainly about visualizing the highest and lowest areas. DensityPlot suits my needs well, but ideally the maxima and minima would pop more from the rest of the ...
9
votes
3answers
467 views

Showing the empty space in a Graphics3D plot

I would like to be able to visualize the empty space in a Graphics3D plot. For example, if I plot hexagonally close packed spheres using something like: ...
4
votes
2answers
498 views

How to visualize a function with four arguments?

If I have a function, f[a, b, c, d], with a, b, c and d varying between 0 and 1 continuously. What would be the best way to explore this function visually with ...
23
votes
6answers
4k views

Using ListPointPlot3D to simulate 2D plots moving in time

I wrote a 1D solver for the heat equation $u_t=u_{xx}$, and I can animate the solution using normal ListPlot command, where the x-axis is the rod length, and the ...
37
votes
5answers
3k views

Creating ghost trail effects

Does anyone know how to create a ghost trail effect? For a simple example look at this screenshot: You can find the actual animation here. What I would ultimately like to see it happen is to make ...
3
votes
2answers
270 views

Horizontal Tree Layout? [duplicate]

I need to display arbitrary Expressions in TreeForm, but the standard vertical layout produces too many horizontally overlapping boxes. Am I doomed to rewriting ...
16
votes
1answer
483 views

Gravatars/identicons with Mathematica

The default avatar/identicon is based on an MD5 hash of your e-mail address. With some e-mail providers (e.g., GMail) the address gmailuser+foo@gmail.com is still ...
1
vote
1answer
187 views

show fit information on plot

After performing a fit in Mathematica, I would like to show the fitted parameters in a box on the plot showing the fitted function. How would I go about achieving that? Here is a MWE: ...