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John


Last seen: 2 days ago |  Active since 2019

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Question


How to find the mask boundaries?
In a 3D image, a mask represents the 'tumor volume.' How can I easily find its pixel range: [Xmin, Xmax], [Ymin, Ymax], and [Z...

2 days ago | 1 answer | 0

1

answer

Answered
How to make a table for a struct that contains elements with more than one number?
Thank you! You truly are a MATLAB guru! I hope you can help again. When I apply it to my script, please forgive me, the code t...

6 days ago | 0

Answered
MATLAB editor font suddenly changed
Found! I went to 'View' and hit the 'Reset Zoom'. I don't know but I might have hit the 'Zoom Out' short cut key?

6 days ago | 1

Question


MATLAB editor font suddenly changed
I was coding and accidentally pressed an unknown key. Now, the font in the editor, the Find window and font have become very sma...

6 days ago | 1 answer | 0

1

answer

Question


How to make a table for a struct that contains elements with more than one number?
A struct is defined and it adds values as going: X.a, X.b, X.c. etc.most of them is a single value, but a few are arrays with mu...

11 days ago | 2 answers | 0

2

answers

Question


How to display the volume of a masked volume?
For a 3D image or a stack of 2D images stored in a matrix format (Nx, Ny, Nz), there is a corresponding mask image of the same s...

25 days ago | 1 answer | 0

1

answer

Question


How to remove 'zeros 0' from histogram so it will not affect imhistmatchn?
Due to the mask, the histogram contains zeros, which is incorrect. How can I remove the zeros from the histogram, or how can I a...

26 days ago | 1 answer | 0

1

answer

Question


tiledlayout doesn't behave as it should
Followed the example of https://www.mathworks.com/help/matlab/ref/tiledlayout.html with 'TileSpacing', 'none'option. The output...

29 days ago | 2 answers | 0

2

answers

Question


How to fill a large hole?
The imfill function doesn't fill the large hole. How can I fill it? Or, more generally: How can I separate the image from the ...

1 month ago | 2 answers | 0

2

answers

Question


Can multiple versions of MATLAB be installed on the same Windows PC using the same license number for code compatibility?"
Some codes require an older version to run, while it's preferable to use a newer version for new development. I hope that both n...

11 months ago | 2 answers | 0

2

answers

Question


How to perform an operation after reading the image?
In imageDatastore, when defining the readFcn=readimageFcn, it can be defined as readimageFcn=@(x) int16(dicomread(x)); How to d...

12 months ago | 1 answer | 0

1

answer

Question


What is the requirement of opinionScores for fitbrisque?
In the example: https://www.mathworks.com/help/images/ref/fitbrisque.html#d126e112118 the opinionScores is set to random numbe...

12 months ago | 1 answer | 0

1

answer

Question


Is there a 'fitpiqe' to build the customer Perception-based image quality evaluator model for PIQE?
I found the fitbrisque and fitniqe to build the customer evaluation model for BRISQUE and NIQE. However, I cannot find the fitpi...

12 months ago | 1 answer | 0

1

answer

Answered
How to evaluate the image generated with CycleGAN?
Thank you, Ayush, for your valuable input. It would be beneficial to have an evaluation criterion that considers both images. I...

12 months ago | 0

Question


How to evaluate the image generated with CycleGAN?
A network is trained using unsupervised data from both a 'good' image dataset and a 'noisy' image dataset with GAN. Subsequently...

12 months ago | 2 answers | 0

2

answers

Question


How to plot an array in 3D?
A 2D array S, plot(S) showing below, how to plot it in a 3D looking (plot3 did not work)? Thank you for help!

1 year ago | 2 answers | 0

2

answers

Question


improfile "Error using interp2 Too many input arguments."
when copying the example of the matlab, the line was drawn. But no matter how to finishe the line, shift+click, righ-click, or d...

2 years ago | 0 answers | 0

0

answers

Question


The Matlab editor has thin line-space on Mac version, see attached. How to make it as the Windows version?
On Windows: On Mac:

2 years ago | 1 answer | 0

1

answer

Question


How to input 3D image into "randomPatchExtractionDatastore"?
The 3D image is in (x,y,z) format with a name "image3d" in a "the3dimage.mat" file. The image file names are correct in the data...

2 years ago | 1 answer | 0

1

answer

Question


For 3D randomPatchExtractionDatastore, does the PatchesPerImage include the 3rd dimension?
For 3D randomPatchExtractionDatastore, does the PatchesPerImage include the 3rd dimension? Say, by setting PatchesPerImage=8, w...

2 years ago | 1 answer | 0

1

answer

Answered
What velue to use for "smooth3(A, 'gaussian', v)?
Hi, Adam: That's almost not noticeable by eye on images with 0.2% of difference. With: A = randn(20,20,20); B1 = smooth3(A,...

2 years ago | 0

Question


What velue to use for "smooth3(A, 'gaussian', v)?
When using "smooth3(A, 'gaussian', v), unlike the 'box' method, the value v doesn't seem to take affect. Without v, or 5, or 99 ...

2 years ago | 1 answer | 0

1

answer

Question


How to remove the Matlab Drive from a Mac?
The university does not allow the outside connection any more, and the Matlab Drive popup the error window every second which ma...

3 years ago | 1 answer | 0

1

answer

Question


How to simply record a string of sound from the computer microphone?
There is an example of continuous fft, but what I want is simply record a string of sound wave from the microphone for future an...

3 years ago | 2 answers | 0

2

answers

Question


Matlab has an example for "Unsupervised Image Denoising". Is there an example for "Supervised Image Denoising"?
To train a matching pairs of images for defferent applications, such as denoising, etc.

3 years ago | 1 answer | 0

1

answer

Answered
How is this cyclegan generator layers ordered?
Thank you Sahil Jain! Also, the filter size in the script is fixed to [4,4], changing it will cause error and it made me comple...

3 years ago | 0

Question


How to change image size to, say 128?
In "openExample('nnet/TrainGenerativeAdversarialNetworkGANExample')", the image size is set to 64. When changed all "found" plac...

3 years ago | 1 answer | 0

1

answer

Question


How is this cyclegan generator layers ordered?
A cyclegan example (https://www.mathworks.com/matlabcentral/fileexchange/76986-image-domain-conversion-using-cyclegan?s_tid=srch...

3 years ago | 2 answers | 0

2

answers

Question


How to add an element to cell?
There is an existing cell like: the_cell={'January','March','April'} the_cell = 1×3 cell array {'January'} {'Marc...

4 years ago | 1 answer | 0

1

answer

Question


How to convert image .mat back to the mlreportgen.dom.Image object?
In report generator, an Image object can be inserted in the report in this way: mlreportgen.dom.* rpt = Document('my_report','...

4 years ago | 2 answers | 0

2

answers

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