Community Profile

photo

BA


Last seen: ongeveer 2 maanden ago Active since 2022

Professional Interests:

Statistics

  • Thankful Level 3

View badges

Content Feed

View by

Question


how to create a fan shape/ arc inside an image?
I want to change the rectangular into fan-shape or arc.

ongeveer 2 maanden ago | 1 answer | 0

1

answer

Question


How to plot a heatmap image using PCA loadings?
I need some guidance to plot or reconstruct a heatmap image as the attached image used PCA loading.

3 maanden ago | 0 answers | 0

0

answers

Question


Error with anisotropic diffusion script
I tried to use the attached 'anisotropic diffusion' script but it gives me an error that it does not work on 3d image. I wonder ...

3 maanden ago | 1 answer | 0

1

answer

Question


How to get the first derivative of pixels along of line?
#Here's my code #it works for one frame when I did 'plot(diff(test))' but I need a way to implement it to the whole images ims...

4 maanden ago | 1 answer | 0

1

answer

Question


How to increase the resolution of a list of images
I did 'image variance' for a list of images but the region of interest shows black line (see picture 1) instead of white as in...

4 maanden ago | 1 answer | 0

1

answer

Question


How to concatenate/combine a list of images in one mat.file (convert picture 1 into picture 2)
I tried a loop but it did not work: for i = 1:size(df,3) imshow(df(:,:,i)) end

4 maanden ago | 1 answer | 0

1

answer

Question


How to 'aggregate' a stack of images (picture 1) in matlab as in attached picture 2
I tried to use loop as below for i = 1 : 10 imshow(df(:,:,i)) % Problem because df is the structure, not the 3-D array dff...

4 maanden ago | 2 answers | 0

2

answers

Question


how to solve 'ones error' in my code below
Error using ones Size inputs must be integers. Error in matlab.internal.builtinhelper.repmat (line 59) B = A(ones(siz,'...

4 maanden ago | 1 answer | 0

1

answer

Question


Any suggestions to calculate the threshold of pixel intensity between two regions(the dip represents low intensity)
%this code calculates the center of mass/gavity bewteen the pharyngeal wall and tongue root imshow(matrix(:,:,1)) ...

4 maanden ago | 1 answer | 0

1

answer

Question


Any suggestions to calculate the threshold of pixel intensity (the dip represents low intensity)
imshow(matrix(:,:,1)) [x ,y]= ginput(2); I = matrix(:,:,1); for i=1:size(matrix,3) I=matrix(:,:,i); test = impr...

4 maanden ago | 1 answer | 0

1

answer

Question


Any suggestions to measure the distance between two lines or regions (the dip represents low intensity)
Here I plotted the centre of gravity between two regions, then I would like to measure the distance between these two line usi...

4 maanden ago | 0 answers | 0

0

answers

Question


how to fix this error 'interp2'
imshow(matrix(:,:,1)) %identify axes [x y] = ginput(2); % preallocate matrices cog = zeros(size(matrix,3),1); %cog % loo...

4 maanden ago | 1 answer | 0

1

answer

Question


'improfile' is a missing function in octave, what other options could I use to make my loop works?
imshow(matrix(:,:,1)) %identify axes [x, y] = ginput(2); % preallocate matrices cog = zeros(size(matrix,3),1); % loop start...

4 maanden ago | 1 answer | 0

1

answer

Question


what is the equivalent of 'improfile' in octave?
imshow(matrix(:,:,1)) %identify axes [x, y] = ginput(2); % preallocate matrices cog = zeros(size(matrix,3),1); % loop start...

4 maanden ago | 1 answer | 0

1

answer

Question


fix a center of gravity loop
imshow(matrix(:,:,1)) %identify axes [x, y] = ginput(2); % preallocate matrices cog = zeros(size(matrix,3),1); % the lo...

4 maanden ago | 1 answer | 0

1

answer