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AbioEngineer


Last seen: 18 days ago Active since 2019

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Question


remove one directional translational blur or artifacts by sequential subtraction
I have some cell images that are captured as the cells are moving through a small tube in one direction. EDIT: Motion is going d...

2 months ago | 2 answers | 0

2

answers

Question


dbscan clustering of xy points only returns outliers
I have an array of xy points and just want a way to determine the number of clusters. I have many sets of xy points, and all of ...

3 months ago | 1 answer | 1

1

answer

Question


Isovalue for volshow vs isosurface patch are different?
On the documentation page: https://www.mathworks.com/help/images/ref/volshow.html the isovalue must be a "non-negative number be...

4 months ago | 0 answers | 0

0

answers

Question


How to get the volume and surface area of separated isosurfaces
I have a 3D array called "test" which is 512x512x52. I can display the isosurface using the following line: volshow(test,'Rende...

4 months ago | 1 answer | 0

1

answer

Question


n-way anova produces the same p-value for all groups
I have 6 vectors of values. These are split into groups i and m. There are 3 i groups and 2 m groups, which yields a combination...

5 months ago | 0 answers | 0

0

answers

Question


Remove certain isosurfaces in a volume by size and shape
I have used the volume viewer tool to isolate some organelles within a cell, mostly lipid droplets and ribosomes etc. which are ...

6 months ago | 0 answers | 0

0

answers

Answered
Java Jwindow not showing like before
Sorry to answer my own question. Just thought I'd share that JLabel no longer scales itself to fit the image dimensions. In shor...

11 months ago | 0

Question


Java Jwindow not showing like before
From Animsplash https://www.mathworks.com/matlabcentral/fileexchange/56760-animated-gif-splash-screen The JWindow object is no...

11 months ago | 1 answer | 0

1

answer

Answered
How to save a series of images (.tiff) as a stack
t=Tiff('Stacked.tiff','w'); tagstruct.ImageLength = y1; % image height tagstruct.ImageWidth = x1; % im...

11 months ago | 0

| accepted

Question


How to save a series of images (.tiff) as a stack
I can use imwrite() to save color images as tiff but I would like to have them in a single file like the one attached here. In I...

11 months ago | 1 answer | 0

1

answer

Question


save RGB image as a single layer/channel
I have an RGB image which is an n x n x 3 image, corresponding to the Red Green and Blue layers/channels respectively. Using i...

11 months ago | 1 answer | 0

1

answer

Question


Get pixel identities with different resolutions but same field of view
Let's say I took an image of the same thing, but one is 512x512 and one is 256x256 pixels. The second one has 1/4th as many pixe...

11 months ago | 1 answer | 0

1

answer

Question


Calculate the mean of multiple 3D arrays layer by layer
Code is provided below but is inefficient. Is there a more elegant way? Let's say I have 2 3D arrays: matrix1 and matrix2 both ...

11 months ago | 1 answer | 0

1

answer

Question


ImageJ commands translated to MATLAB
Hi All, I have some imageJ commands in an .ijm macro script that I am trying to accomplish in MATLAB instead, but I'm not sure ...

12 months ago | 0 answers | 0

0

answers

Answered
How to use an LUT from ImageJ in Matlab
Figure it out. You just have to make a scrap grayscale image and apply the lut in imageJ and then do the following: image>color...

12 months ago | 0

| accepted

Question


How to use an LUT from ImageJ in Matlab
I have an LUT file that I use in ImageJ, but how can I use it MATLAB. The only thing I found were .cube applications. Is there a...

12 months ago | 1 answer | 0

1

answer

Question


get discrete pdf/pmf from a kernel distribution pdf on an interval
I fit a kernel distribution on some data. Now I want to sample with replacement that same Fitted kernel distribution, on a speci...

12 months ago | 1 answer | 0

1

answer

Question


Splitapply array to fit distributions
I have an Mx1 vector and an Mx1 column of categorical variables. Is there a way to splitapply so that I can get a distribution f...

12 months ago | 1 answer | 0

1

answer

Question


Aligning columns in a matrix by padding with zeros
I have a matrix A below. The values in each column are all roughly 100 apart, but some of them are missing some values. They rep...

1 year ago | 1 answer | 0

1

answer

Question


Graphically select multiple regions on the x-axis, store those intervals, and highlight those regions
Hello, I'm trying to easily select "bands" for feature detection in signals. It takes a while to prompt the user (by manually...

1 year ago | 0 answers | 0

0

answers

Question


Invalid file identifier, but can't edit the toolbox
I installed the free, light-weight toolbox "Rametrix LITE v1.1" here and followed the simple included instructions. Since it's a...

2 years ago | 1 answer | 0

1

answer

Answered
How to save the results after 100 times run
Hi! There are many things you can do to save as an excel document. It appears you have preset your for loop to run 100 times, s...

2 years ago | 1

Answered
How to use find for a vector without a loop?
Hi! If you want to find all the locations in which vector_with_dates contains ANY of the dates in V_dates, use ismember [tf,lo...

2 years ago | 0

| accepted

Question


Confusion Matrix for ECOC model classification Example
Running this example in the Command Window: openExample('textanalytics/CreateSimpleTextModelForClassificationExample') Is the...

2 years ago | 1 answer | 0

1

answer

Answered
randperm non uniformly distributed
I'm an idiot, there were 55 bins in the above image... changing h.NumBins = 56 solves the problem.

2 years ago | 0

Question


randperm non uniformly distributed
I want to sample from integers 1 through 56 without replacement. Neither randperm nor datasample with 'Replacement',false give a...

2 years ago | 2 answers | 0

2

answers

Question


highlighting specific points and labels in textscatter object
openExample('textanalytics/VisualizeWordEmbeddingsUsingTextScatterPlotsExample') In the above example, a 2-D word embedding is ...

2 years ago | 1 answer | 0

1

answer