Questions on creating visualizations from functions or data using high-level constructors such as Plot, ListPlot, Histogram, etc.

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5
votes
3answers
910 views

Plotting a 2D shape along a 3D parametric function curve

Say I have a 3D curve that is parametrically defined. How would I be able to plot shapes like figure 8s whose centers are aligned along the 3D curve? Say the curve was: ...
10
votes
5answers
449 views

ListPlot under conditions

I have a data file containing several columns and thousands lines of data. Below I present a small portion of it, in order to express my issue: ...
1
vote
1answer
329 views

Color inversion using ArrayPlot

I have a 3D data that I want to visualise its each slice with ArrayPlot. However, there is a problem the way it represents the data. As, ArrayPlot by default generates grayscale output, in which ...
4
votes
2answers
435 views

How to make a conditioning plot?

I'd like to make a conditioning plot just like coplot in R. Is there a pre-made solution or do I have to make a bunch of plots individually? Edit: This is an example from r screenshots. It is a way ...
0
votes
1answer
647 views

PDF of binomial distribution and mixed binomial distribution

I want to plot the PDF of binomial distributed function and a mixed binomial distributed function, therefore I entered for the binomial distribution function the following: ...
1
vote
2answers
505 views

Placing a zero at coordinate center when plotting with Ticks -> None

I'd like to plot a certain function where only its qualitative progession shall be emphasized. Thus, using the Ticks->None option seems to be appropriate. ...
2
votes
3answers
2k views

How to color a contour plot over a subset of colors displayed in the bar legend

This seems real easy but I can't find the answer. I have a few contour plots that I am combining and want to use only one bar legend that captures all the values. Given that I know the range of ...
4
votes
2answers
306 views

Filling a plotted line both below and above the line

I'm relatively new to Mathematica. I tried looking for a solution online but couldn't find anything. I want to fill a plotted line both above the line (one color) and below (another color). For ...
5
votes
1answer
162 views

ArrayPlot: space between displayed data and frame

When I execute the lines ...
15
votes
3answers
351 views

How to make Joined skip missing data points

I have a set of data taken on sequential days, but some points are missing. I'd like to make a joined date list plot, where the points are not joined across the missing point.The following example ...
2
votes
0answers
65 views

How to create a ListPlot containing two lists? [duplicate]

I'm trying to plot a set of points where one list corresponds to the X values another list corresponds to the Y values. I have ...
0
votes
1answer
434 views

Projecting on an arbitrary plane

I have the following code, giving me a representation of a photon hitting a cylinder: ...
3
votes
1answer
178 views

Isolate a specific contour without Contour Shading

I have a contour plot that took a few hours to evaluate. Is there a way that I can show only the contour lines of a specific value without re-evaluating the contour plot?
-1
votes
1answer
110 views

Plotting a function dependent on $x/d$

I have a problem in plotting a function. The example code is as following: ...
0
votes
4answers
1k views

Problem with plotting legends using the PlotLegends package

Here is my problem : I have a table composed of 3 "under"-Lists and I'd like to plot it with legends, but I can't find a way to do it. ...
1
vote
1answer
162 views

plot probability

Hi I just want to flatten a function, I tied it with Joined->True, but it did not work, hope somebody of you can help me. This is my code: ...
6
votes
3answers
520 views

Opacity and overlapping multiple polygons

Let's say I have 100 polygons that are all different but most of them overlap. All I want to do is to draw/plot them in one single graphic with linearly adding gray values; i.e., a point with ...
3
votes
1answer
474 views

Looking for equivalent of MinorTicks->None

I am looking for the most general possible way to suppress the display of minor ticks in Mathematica plots.1 More specifically, I'm looking for the equivalent (or near-equivalent) of a fictional ...
0
votes
1answer
140 views

Plotting boundary value expression against a parameter

I am very new to Mathematica and have a question regarding plotting a ODE boundary value problem. Let say I have an ODE ...
2
votes
2answers
775 views

How to set the ratio between the vertical and horizontal scales of plots?

The documentation says that when AspectRatio->Automatic is specified, Mathematica determines the ratio of height to width from the actual coordinate values ...
5
votes
1answer
117 views

How to make endpoints flush with fill in ListLinePlot?

If one plots a filled line plot such as, for example, the one produced by ...
2
votes
1answer
796 views

How can I plot a hyperbola from its complex representation?

How can I plot the hyperbola represented by the following complex equation: $$\left|z-a\right|-\left|z-b\right|=2t\tag{1}$$ Should I convert (1) into the following form? ...
1
vote
2answers
209 views

How can I speed up this plot manipulation? Why does Evaluate not help?

If I were able to "Save" the computed inverse function somewhere and then plot it, the manipulation would become faster. As I understand, Evaluate should do the job, but for some reason it does not. ...
0
votes
1answer
92 views

Plotting spaces spanned by parameters

Suppose I have three coordinates functions of a vector of parameters: x[q],y[q],z[q] where q is at least a three dimensional vector in some domain Q. Is it possible to plot in 3D the space spanned by ...
3
votes
1answer
275 views

How can I make ArrayPlot use one pixel per plot point? [duplicate]

If I ArrayPlot an {1200,1600} matrix, the result is a plot with ImageDimensions of ...
2
votes
1answer
333 views

3D arrow tail properties

I would like to use VectorPlot3D to plot a vector field with 3D arrows: ...
0
votes
2answers
207 views
5
votes
2answers
1k views

ContourStyle for a particular contour line in ContourPlot

I have the following command: ContourPlot[(-1 + x)^2 (-1 + y) + x^2 y, {x, 0, 1}, {y, 0, 1}, ContourLabels -> True] which gives me I want to highlight the ...
5
votes
1answer
472 views

Plot the boundaries of each piece of a piecewise function

I'm wondering how to plot the boundaries of each piece of a bivariate piecewise function. Lets take for instance the following piecewise linear function $B_{111}(x,y)$: ...
2
votes
2answers
531 views

Problems with BarLegend in MatrixPlot

I have the following data: ...
-5
votes
1answer
372 views

random number visualization without generator (Spectral Test)

Does anyone have codes for using only numbers to make this kind of random-number visualization and not requiring a number generator? ...
5
votes
3answers
462 views

ContourPlot and Colorfunction

I have the following code: ...
1
vote
3answers
761 views

Phase portraits and StreamPlot

I typed StreamPlot[{y, x-x^3-0.3y+0.5Cos[1.25t]}, {x, -2.5, 2.5}, {y, -2.5, 2.5}] but all I got was a blank plot. What did I do wrong and can I fix it?
3
votes
2answers
279 views

two histograms ratio

I have two histograms and using listplot to draw both. Now, I want to draw a second plot, below the first, with the ratio of each bin. Does anyone know how to do this? Many thanks. This is the code ...
4
votes
1answer
187 views

Modified definition of Sin does not work in Plot

I don't know if this issue has been discussed before, if anyone know any related post, please let me know, thank you :) Unprotect the function ...
2
votes
0answers
46 views

How can I account for assumed X and Y errors when using findfit? [duplicate]

I'm using very noisy biological data, and I need to assume, when doing linear regression, that there are errors in both X and Y. ...
5
votes
2answers
1k views

Place plot markers in front of error bars with ErrorListPlot

I'm making an ErrorListPlot where the error bars are a different color then the markers and it works, however, the error bars are drawn in front of the markers and ...
3
votes
1answer
565 views

Explanation about RegionFunction and MeshFunctions?

In the link, ParametricPlot3D, consider the example(Variation on the Spheres) given in the Neat Examples section. Can someone please explain how ...
2
votes
1answer
638 views

Plot a 3D vector field from a file [duplicate]

I have a data file with six columns {x,y,z} and {ux,uy,uz} respectively, and I would like to plot the 3D vector field. http://www.mediafire.com/download/udoa61hu0m6itrc/campo.txt I'm trying to do ...
0
votes
1answer
354 views

Filling from Gridline to edge of plot

Hi I would simply like to fill in the region from a vertical gridline to the right boundry of the plot Here is an example ...
0
votes
0answers
2k views

axis label formatting in Plot3D [duplicate]

I have the following code: ...
3
votes
2answers
212 views

How to store multiple plots to be viewed later

I need to be able to import my data and create multiple listlineplots, but my inputs for each plot are very large. I am able to assign variables to each plot and then use GraphicsGrid to view them ...
1
vote
3answers
153 views

How can I threshold for a minimum value with MatrixPlot?

Looking at the Options for MatrixPlot, there doesn't seem to be a mechanism for lowerbound threshold - i.e. ignoring values that ...
7
votes
1answer
398 views

StreamPlot with interpolating functions

While working my way through the Wolfram Blog post on simulating fluid flow I started playing with StreamPlot because I preferred quick and ugly visualizations over ...
8
votes
3answers
306 views

PlotMarkers don't change colour for different lines

I have a set of data and several function operating on the same data, that I wish to plot together in a ListPlot. I need different ...
1
vote
2answers
267 views

Clear labelling gray-scale plots

I am plotting a number of functions (at least 4 in one plot) with a legend. Needless to say, it is important that it is clear from the legend which line belongs to which function. I tried to play ...
3
votes
1answer
164 views

Mouse click on BarChart elements

What I would like to do is explore a data set by clicking on elements in a BarChart. I have some existing code which uses a manipulate which I was hoping to modify. ...
1
vote
1answer
149 views

FindMinimum gives wrong solutions inside a loop

I have a density function $\rho(r,z)$ and I want to calculate the minimum distance $d_{min} = \sqrt{r^2 + z^2}$ from the center (0,0) in which $\rho$ becomes negative. The easiest way is to find where ...
5
votes
4answers
343 views

Drawing normals to a curve

I want to draw a series of normals to a curve, where the curve has been parametrized by a single angle, i.e., the polar angle. The curve is actually sinusoidal perturbation of a circle of radius ...
40
votes
5answers
2k views

Vary the thickness of a plotted function

I know, that I can change the color of a function with the help of PlotStyle: Plot[Sin[x], {x, 0, 3 Pi}, PlotStyle -> {Green, Thickness[0.01]}] I also know, ...