Questions on the construction of 2D and 3D graphics through the direct use of primitives, directives, and functions. Include the graphics3d tag for questions specifically on 3D graphics. This tag is not to be used for basic questions on visualizing functions and lists using the various flavors of ...

learn more… | top users | synonyms

0
votes
0answers
18 views

Change in direction when a line hits an ellipse?

I'm trying to simulate reflecting light off an elliptical mirror. I currently store the ellipse in the form {center,{radii},rotationAngle} and the ray of light is ...
0
votes
0answers
37 views

how can I 3D-plot multiple segments [on hold]

I have a list of many 3-D line hundreds segments consisting of multiple points such as ...
6
votes
1answer
106 views

Vertex displacement/merging in graph?

Given a Graph such as the one produced with the following code ...
5
votes
2answers
97 views

ListPlot inserts extra PlotMarkers and Mesh at crossing points

In the example below, ListPlot with PlotMarkers -> Automatic and a variant using ...
2
votes
1answer
81 views

Mean curvature of Sphere

I am trying to calculate mean curvature of a parametric surface(like sphere), and I wrote this code based on this discussion. Here is my code: ...
0
votes
0answers
43 views

Plot is not accurate [duplicate]

I defined a matrix and use it to transform a square defined by four points. (In[85]) It seems the transformation keeps the length of the square. (In[91]) Now I plot the original square, the axis of ...
0
votes
1answer
55 views

ParametricPlot3D/2D won't work and leaves a blank space

I've been trying to evaluate this line ...
1
vote
0answers
26 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 ...
1
vote
0answers
33 views

How i can extract a single layer from a SHP file? [closed]

I just import a SHP file that have a series of layers, how can i get just one if i know the name of it?
0
votes
0answers
34 views

How to plot morphological stripe near the mouse-clicked position in an image? [duplicate]

I tried to use EdgeDetect and MorphologicalComponents to get the image edge elements. When I clicked on an image, I want the edge element nearby to be highlighted or plotted. Here is my code. Two ...
1
vote
1answer
40 views

How to plot graphs with vertices positioned as spread as possible? [closed]

The following code, outputs the graph below: graphList = {{1, 2}, {1, 3}, {1, 4}, {2, 5}, {3, 6}, {4, 7}} Graph[UndirectedEdge @@@ graphList] Is there some way ...
1
vote
2answers
64 views

Using expressions in Text

I want to use Text to add some labels to a graph and was wondering if it is possible to use expressions inside Text? Here is a MWE of what I am trying. ...
0
votes
2answers
68 views

Getting FerrersDiagram to work

I am trying to generate FerrersDiagram (see http://reference.wolfram.com/language/Combinatorica/ref/FerrersDiagram.html), any clues to getting it to work? I get error message for the following: ...
9
votes
6answers
471 views

a table of rectangles

I have code to generate this image: But my code is awkward and clunky: ...
2
votes
1answer
107 views

2D Fourier transform of a few (4) disjoint discs on a plane

I'd really appreciate some advice. Short Version I'm trying to calculate the following $$ ...
4
votes
2answers
225 views

How can I create a plot like this in mathematica?

I think this is called a caterpillar plot. The dot is the mean and the lines represent a 95% confidence interval. On the x axis there are several different test cycles, the red line is the true ...
0
votes
1answer
38 views

Why does my exported .GIF cut off the bottom of my animation?

I have the following (admittedly artificial) code: ...
5
votes
1answer
145 views

Measuring the area of different regions from a picture

Consider the following picture of a phase plane which help us distinguish between regular and chaotic motion. The entire phase plane is divided into two types of regions: (i) the regular domain ...
1
vote
0answers
65 views

Have I found a bug in the built-in function BezierCurve? [closed]

A week ago, I asked a question about bezier curve ubpdqn's solution: ...
6
votes
1answer
270 views

Connect neighbouring points as list of segments in 2 D

Context I am interested in connecting neighboring points in 2/3D as list of segments. I am guessing this is something within the reach of graph theory, which is well implemented in mathematica. ...
4
votes
1answer
75 views

Drawing disk with coordinates from NDSolve

I have simple Manipulation expression, but continuously getting error Coordinate {x[0.], y[0.]} should be a pair of numbers, or a Scaled or Offset form. I assume that something is wrong with ...
4
votes
2answers
84 views

Epilog with text not shown

I use the Epilog option in order to print in the vertical axes a label between 0 and 20 as follows ...
4
votes
2answers
110 views

Fill curve betwen specified abscissa points [duplicate]

I am plotting the Maxwell-Boltzman distribution of molecular speeds. I want to be able to select a region to integrate using a manipulate function. Then I want to have that same region filled in on ...
0
votes
0answers
68 views

Is it possible to have more than two vertical axis in Mathematica 2D plots? [duplicate]

Is it possible to have more than two vertical axis in Mathematica 2D plots? This is possible for example in matplotlib: http://matplotlib.org/examples/axes_grid/demo_parasite_axes2.html EDIT: the ...
4
votes
1answer
88 views

Getting the coordinates of GeoDisk[] and similar Mathematica 10 GeoObjects

I'm a big fan of the new Mathematica 10 geographic capabilities and functions such as GeoDisk[], GeoCircle[] and others. One limitation of these functions, however, is the transformation of the actual ...
1
vote
1answer
83 views

Finding the Tangent to the Curve [duplicate]

I could use some help with this. This is my first time using mathematica and im trying to get use to the coding. Find an equation of the tangent to the curve and graph the curve and tangents. ...
13
votes
1answer
358 views

Morphological Filtering in 3D to produce skeletons

Context As a follow up of this question and that answer, I would like to identify the special lines separating 3D watersheds. These are useful in the context of astronomy to identify the ...
11
votes
4answers
390 views

Using an Image as the Fill/Texture (not background) of a Plot (not polygon)

Is it possible to use an image, rather than a color, or ColorFunction, as the filling for a plot? For instance, I want to make a plot using ...
2
votes
1answer
106 views

How to correctly map values onto an arrayplot

I want to understand why the order of the text is reversed from what it should be? If I compare the first and second results, I see that the {1,1}, {2,2},... diagonal is going down the wrong diagonal. ...
2
votes
0answers
63 views

Constructing primitive cell using information from ChemicalData

I would like to construct a primitive cell (figure shown) and possibly the two-dimensional layout (figure from http://en.wikipedia.org/wiki/Transition_metal_dichalcogenide_monolayers) using the ...
1
vote
1answer
59 views

Resize GraphicsGrid

Here's a GraphicsGrid after evaluate cell: Here's a GraphicsGrid after I resize it: I then run Export["test.pdf", grid] and get this PDF: Needless to say, ...
2
votes
1answer
75 views

Mathematica exported movie quality

I am generating an animation using: anim = ListPlot[X] Export["anim.mov", anim, ImageResolution -> 800, Antialiasing -> True] The .mov file obtained this ...
3
votes
1answer
90 views

Multiple animation in Mathematica

I have the following in Mathematica: ...
4
votes
2answers
166 views

Mathematica Plot and Movie Problem

I have imported two .mat files from Matlab. One containing the x coordinates and another y of a curve at different instants. So the .mat files are matrix and each row belongs to coordinates at a given ...
2
votes
2answers
59 views

LegendMarkerSize value equivalent to special character size in LegendMarkers

I am trying to find the equivalent LegendMarkerSize value to the size specified for special characters when using LegendMarkers. So far I found LegendMarkerSize 14 generates symbols close to 22 set ...
0
votes
0answers
82 views

Generate Matlab figure

I am currently working on a project. Because of lack of communication between my team mates and I, I did most of the work (and the graphical figures) in mathematica. Now, I have to pass all the ...
6
votes
5answers
349 views

Calendar view outline

How to compute the outline of a calendar month like this D3 example. (D3 is a functional language built on JavaScript developed at Stanford and used by New York Times to deploy interactive ...
1
vote
0answers
61 views

Parts of Plot3D / ListPlot3D obscured by non-transparent tick labels (v10.0.1)

I am running v10.0.1 on Win7 64. There appears to be a problem with rendering 3-d graphics. For example: Plot3D[Sin[x] Cos[y], {x, -π, π}, {y, -π, π}] Parts of ...
0
votes
1answer
42 views

Plotting polyhedra faces with polygons removed from the interiors of the faces

I have dozens of vertices and dozens of faces which is why I use the v={};i={} and Graphics3D and ...
8
votes
2answers
167 views

Graphics3D not rendering Ball as a filled object

Bug introduced in 10.0.0 Mathematica V10 introduced the built-in function Ball. The documentation page, Ball, says ...
0
votes
0answers
62 views

Mathematica 10 Linux - no symbols when exporting in PDF

When I make a simple plot of Sin[x], right click and Save as PDF there are no text at all, only empty boxes (▯) instead. Plus, ...
2
votes
1answer
127 views

How to highlight image edge with spline/bezier when mouse moved over?

It is known that EdgeDetect can find image edges in an image. Suppose the image edges consists of sets of lines. Can the detected edge line near the mouse pointer be highlighted as spline/bezier when ...
0
votes
0answers
27 views

Can any function give a draggable closed curve on feature edge of an image like “EdgeDetect” found?

I've posted the question, but hardly describe it clearly, now let me show it this way: I don't know the algorithm for "EdgeDetect". Suppose the detected image edge consists of single line pixels at ...
5
votes
1answer
180 views

Adding arrows in curves

Let's consider the following case ...
6
votes
4answers
198 views

Plot a Point on Graph at Minimum

I have two functions re and rm, for which I computed the minimum distance between them. Now I would like to add a point at the ...
4
votes
2answers
167 views

How to highlight the feature edge of an image with draggable select lasso?

As shown in the picture, i want to know if it is possible to: 1) recognize the feature edge like face,nose,eyes,mouse,etc. 2) highlight the feature edge with draggable select lasso, 3) return the ...
1
vote
1answer
48 views

Graphicsrow title [duplicate]

I made the following graphic with Mathematica 9.0: Does anybody know how to put a title on the top of the whole graph? (not in each single plot). Basically I used ...
16
votes
7answers
771 views

Around the Clock

I want to produce with Mathematica something like this Or this 12 hours should be arranged in a pleasing ("rotated") style around / within a rectangle. I don't ask for the hands - depending on ...
1
vote
2answers
59 views

Is there a way to logically test an optional color input inside a module? [duplicate]

Suppose I create a Module that is expected to return a graphic that I will later use in a plotting procedure (e.g., with ...
3
votes
2answers
145 views

Adding labels and numbers in axes

Let's see the following test case ...