The tag has no usage guidance.

learn more… | top users | synonyms

7
votes
0answers
62 views

How to rasterize a Graphics3D expression into an Image3D?

I'd like to make a 3d image from a 3d graphics. Unfortunately Rasterize@Graphics3D[Sphere[]] gives a 2d image, is there any function like a Rasterize3D that does ...
8
votes
1answer
154 views

How to make a Nebulabrot?

A Nebulabrot is a generalization of the Buddhabrot, a fractal rendering technique related to the Mandelbrot set that sort of looks like a meditating buddha. The Buddhabrot rendering technique was ...
1
vote
1answer
36 views

Setting Fixed Axis

Is it possible to prevent the values of axis of a 3D plot from moving? If I run this code: ...
1
vote
2answers
60 views

3D box dimensions

How can I set the dimensions of the box of a 3D function, without influencing the function? For example I want to see this function ...
1
vote
1answer
56 views

How to rescale the axes on a 3D graph?

I currently have a graph in which the x and y axes take values on the order of 10^-4. Which looks messy, ...
1
vote
1answer
88 views

Generate 2d image from image3d object

I have created a image3d from which I have rotated it to create a rotating view of the object. I want to be able to render each 'frame' to a 2d image so that I can export the frame sequence to create ...
4
votes
1answer
141 views

Image3D with values outside of the range [0,1]

I am writing some functions in Mathematica for representing MRI anatomical image volumes. The natural way to represent such a volume seems to be as an Image3D form. However, I've noticed an ...
4
votes
0answers
126 views

Rendering a 3D volume with Image3D

I have 2D JPEG images, of 1024 x 1024 pixels, corresponding to a 500 x 500 square micron section. These images are taken from slices of tissue, each slice seperated by 10 microns. I've been trying to ...
10
votes
2answers
192 views

Synchronizing the camera view of multiple Image3D panels within a Manipulate interface

I'm trying to synchronize the camera view of multiple Image3D panels displayed within a Manipulate interface. A random 3D image ...
0
votes
1answer
96 views

Can't print notebook containing Image3D images

I have a few Mathematica notebooks that have Image3D volumetric images in them. If I try to print a hardcopy of the notebook, Mathematica freezes up (or, perhaps it isn't really frozen, but it takes ...
0
votes
0answers
88 views

spherical histogram for 3D object

I want to develop a shperical histogram for 3D object. Given a 3D object, I put it in a cylinder where its axis pass through the centroid of the object. The cylinder is sampled into a number N of ...
0
votes
0answers
86 views

Visualization of 3D data by Raster3D and Import

I would like to visualize data stored in an external .txt file. The data is a 3D array of real numbers. I would like to visualize the data by using Raster3D function, but I am not sure what is the ...
2
votes
0answers
100 views

Limited Opacity Levels in Image3D?

I'm trying to render a simple spherical distribution where the opacity varies with radius using Image3D. Unfortunately, the outcome is not very appealing, with ...
2
votes
1answer
112 views

What format can Image3D be exported to? [closed]

I made a 3D image by stacking 2D images (Image3D command). When I tried to export it, 3DS and X3D are not working. What format can I export?
19
votes
2answers
537 views

Object separation from a 2.5D surface

I'm trying to identify the shape and the boundaries of objects. The data was generated with a laser scanner and represent the surface of an area in which many boulders lay on the ground and making up ...
-8
votes
1answer
564 views

Plot The Cornu Parametric Spiral

How to plot the Cornu parametric Spiral in 3D With Mathematica. The 2D is quite easy. Thx. For more details you need to be familiar with the Cornu statement. $$\begin{cases} ...
5
votes
0answers
164 views

Challenge: Speeding up MaxDetect for application in 3D blob detection

In image segmentation it is a common problem that objects appear clustered and are therefore undistinguishable from each other when using simple algorithms. Based on this post I obtained efficient ...
6
votes
2answers
478 views

How can I define a 3d-body through different views? [closed]

In one of the maths blogs I follow I stumbled upon the following question: The bottom, side, and front views of an object are shown below: How would the object look in three dimensions? My ...
2
votes
1answer
430 views

How to work with 3D images of STL format

After importing a 3D image of STL format, my possibilities in regard to "3D Volumetric Image Processing" seems rather limited. All examples are given with TIFF files. Is there a way to convert from ...
0
votes
3answers
478 views

Plotting Voxel in mathematica

I am developping a 3D reconstruction application. I recuperate the voxels coordinates (the coordinate of each voxel) of the object that I need to reconstruct. Each voxel have a dimensions like this ...
11
votes
1answer
262 views

What is the default ColorFunction for Image3D?

What is the default ColorFunction for Image3D? I find it a bit confusing that the most intense colour is not shown where the ...
5
votes
1answer
191 views

How to modify tick's range in Image3D

Suppose we have an array of color data ...
9
votes
1answer
408 views

How to convert Graphics3D object into an Image3D object?

How does one convert a Graphics3D object into an Image3D object? E.g., start with ...
3
votes
3answers
520 views

Image3D and Graphics3D

also I guess that the topic was tackled in Combining Image3D and Graphics3D. My question is quite similar: How do I match the coordinate Systems of Graphics3D and Image3D? Here some code: ...
21
votes
4answers
486 views

Running out of memory when partitioning an image with ImagePartition

I have an Image3D object of image type "Bit16" with the dimensions 1472 x 1472 x 1472 that I would like to split into small image cubes of dimension 64 x 64 x 64 ...
9
votes
1answer
318 views

Deconvolution of Image3D object using ImageDeconvolve

I am trying to get the ImageDeconvolve function to work with Image3D objects. In the documentation of ImageDeconvolve it says: ...
5
votes
0answers
869 views

computation of gradient vector field in 3D using GradientOrientationFilter

I want to compute a 3D gradient vector field of an Image3D object using the built-in GradientOrientationFilter function in Mathematica. From the documentation I ...
47
votes
2answers
2k views

Image segmentation and object separation in 3D using Mathematica

I currently work on an image segmentation scenario to detect cell nuclei in 3D using Mathematica. The data I have are image stacks in the TIFF file format. I would like to keep the sequence of image ...