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0
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0answers
22 views

How to count number of white voxels in an image

It seems to be a very simple problem. However, I don't have any clue how to count the number of white voxels in a binary 3D image. Re: Consider segm2 in the following link: ...
-1
votes
0answers
32 views

the graphic doesn't appear

The data is in this link: https://www.dropbox.com/s/vlvcwdszsiglce9/texto.txt?dl=0 ...
0
votes
0answers
39 views

3D Plots and vector fields [duplicate]

I'm a beginner. How I make a 3D Plot from zero? (like a graphics with the potencial of the electric field). I have to make vector fields too. (vectors of the electric field). I search at internet but ...
1
vote
1answer
73 views

How to convert Image3D object into Graphics3D object and vice versa?

There are some rendering options (for example, Lighting) which are associated with the Graphics3D objects. I cannot apply these ...
2
votes
0answers
102 views

Image3D interactive manipulation slower in 10.4.1?

I've upgraded to MMa version 10.4.1 under MacOS 10.11.4 on a MBP Retina. We use Image3D a lot in our work and it seems like it has gotten very very slow in this ...
0
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0answers
89 views

Selecting morphological components of a 3D image

This is a follow up of a previous question : Selecting morphological components by clicking on them? I followed the answer provided by Dr. belisarius. It works fine for 2D images. However, I can't ...
0
votes
1answer
81 views

How is the sample 3D image of Knee is created?

The sample 3D image of knee in Mathematica is the MRI of Markus van Almsick(https://www.youtube.com/watch?v=s1ot5MltxM8&spfreload=1). The corresponding image dimension is {128, 128, 128}. ...
3
votes
1answer
108 views

Create a 3D face from the Shroud of Turin

There is an image of the Shroud of Turin: How to recreate Jesus's face from this image? And how to create a 3D face of Jesus Christ, by using the shroud of Turin? I tried: ImageAdjust @ ...
1
vote
0answers
68 views

Exporting 3D graphics in vectorial form

I often have to export a 3D graphics to a PDF file, to be opened and edited with my favorite vectorial application ('m using Intaglio, on OS X). I frequently get two problems (see the picture below, ...
6
votes
1answer
95 views

Image3D does not give the distinctive blurry look, version 10 Linux

The help file for Image3D shows two examples, But when I try to execute this code on my system ("10.3.1 for Linux x86 (64-bit) (December 8, 2015)") I get the ...
2
votes
1answer
79 views

How to make image3d smaller? Is `ImageResolution` useful?

I want to make the output of Image3D much smaller. For example ...
3
votes
1answer
573 views

How to draw a 3D polygon like this? [closed]

I tried to draw first picture with Raster3D, but the result is strange: So, what is best function to call to draw 3d polygon like that?
0
votes
1answer
106 views

How to colorize a 3D image [closed]

I have a 3D image where the values are in {1/4, 2/4, 3/4, 4/4} and its size is {134, 134, 67}. I used Image3D to display it. However, I am wondering if there is a possibility to colorize the image by ...
7
votes
2answers
231 views

How to resample a list of Images

I have a list of picture(Noting the ordering) first: second: third: forth: My target is get the 3D'image,Now I get the mask of it like following(If you use ...
1
vote
1answer
146 views

Transform a 3D objects to binary 3D matrix [closed]

Suppose that we have an unknown 3d object and we need to estimate it. We suppose that the object is inside a grid as below and we can do some test to eliminate the cubes or"voxel" which are not a ...
1
vote
1answer
69 views

How do I set the transparency in Image3D?

I have an Image3D plot, I like the color palette, but I don't like that for zero values the blocks are simply transparent (I would like them faint, but visible). How do I change the transparency ...
21
votes
2answers
647 views

Convert binary voxel image to geometric region

I have a binary voxel image which described a contiguous region in space. Example: ...
10
votes
1answer
511 views

How to create a 3D model based on MRI cross-sections?

Recently, I stumbled upon the following surreal MRI-scan of broccoli: and ever since the moment that I saw this I've been wondering whether it is possible to recreate the broccoli based on ...
9
votes
0answers
144 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
266 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
77 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
88 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
77 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
118 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
189 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 ...
6
votes
1answer
226 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
231 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
120 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 ...
4
votes
1answer
169 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 ...
2
votes
0answers
129 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 ...
20
votes
2answers
607 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 ...
5
votes
0answers
200 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
516 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
582 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 ...
1
vote
3answers
598 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 ...
12
votes
1answer
379 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 ...
7
votes
1answer
245 views

How to modify tick's range in Image3D

Suppose we have an array of color data ...
10
votes
1answer
543 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
615 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: ...
22
votes
4answers
535 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
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1answer
357 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
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0answers
1k 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
3k 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 ...
10
votes
1answer
265 views

Link ITK with Mathematica

I would like to know if someone has tried to link Mathematica with ITK code (call ITK code in Mathematica)?