# AbioEngineer

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**Content Feed**

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

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answersQuestion

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

answerQuestion

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

answersQuestion

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

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answerQuestion

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

answersQuestion

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

answersJava 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

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answerHow 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

answerQuestion

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

answerQuestion

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

answerQuestion

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

answerQuestion

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

answersHow 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

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answerQuestion

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

answerQuestion

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

answerQuestion

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

answerQuestion

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

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answersQuestion

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

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answerHow 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

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

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answerrandperm 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

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answersQuestion

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