Community Profile

photo

Neo


Last seen: alrededor de 1 mes ago Active since 2014

Statistics

  • Thankful Level 4

View badges

Content Feed

View by

Question


how do save them all up and make a table with the values from all of my images?
my code has a table wth only one row in it and all 3 columns the same??? How do I save them all up and make a table with the va...

alrededor de 2 meses ago | 1 answer | 0

1

answer

Question


Why do I get this error of the '=' operator? I am trying to get the individual mean values of the blobs of pixels (in the image there are blobs of pixels and I want each mean)
Unsupported use of the '=' operator. To compare values for equality, use '=='. To pass name-value arguments using the name=value...

alrededor de 2 meses ago | 1 answer | 0

1

answer

Question


I took z stack images with a microscope. Can I read them in as z stacks and Matlab convert them to single combined image with range?
Hello! I have an image taken with z stacks (image taken with a confocal that measures an area at different focal lengths), I wo...

alrededor de 2 meses ago | 1 answer | 0

1

answer

Question


how do I threshold pixels in an image and convert the background pixels to nothing instead of zero?
I want to create a threshold for the pixels then set them to nothing. here is what I have thus far: %set a pixel threshold c...

2 meses ago | 2 answers | 0

2

answers

Question


error in processing multiple images in a loop code
hello, a reknowned responder (walter robinson) suggested the following code to process multiple images and count blobs and then...

3 meses ago | 2 answers | 0

2

answers

Question


How can I determine the cluster of pixels in an image that are red or green and quantify how many of the clusters are green or red?
I have an image that has small red or green circles per image. Each image could have up to 30 or so red or green circles per ima...

3 meses ago | 3 answers | 0

3

answers

Question


I would like to determine the average of a region of pixels within an image and quantify it automatically. How can I do that?
Hello, I have an .lsm image and with a single color channel. Each image has a couple of regions of pixels that I would like t...

4 meses ago | 1 answer | 0

1

answer

Question


What code can I use to get a system of equations to individually add up to a large sum?
Note: They can not all be equal to each other. I could guess but it'd be repitive and tedious and easy to make a mistake. Its f...

más de 2 años ago | 0 answers | 0

0

answers

Question


How to plot f(x) =|x| in matlab
Hi I am trying to make this plot which requires this graph, learning matlab more and more, can someone help me to learn this? ...

más de 5 años ago | 1 answer | 0

1

answer

Question


What does this function do in matlab?
Say I have D = D(somevector); and A = A(:,somevector); Does the former make this a column? What is it doing if not? ...

más de 6 años ago | 1 answer | 0

1

answer

Question


Why does the inner dimensions of the last line of my code not agree?
% subtract off the mean for each dimension mn = mean(data,2); mn2 = mean(data2,2); data = double(data); data2 = do...

más de 6 años ago | 1 answer | 0

1

answer

Question


Has anyone been offered this before? If so, what are they saying they would essentially program for me?
Hello, Greetings from [www Matlabers dot xyz] ... This is an offer that brings solutions for your Matlab Code problems + A FRE...

más de 6 años ago | 1 answer | 0

1

answer

Question


Matrix dimension must agree to use .*
I debugged my code and checked my workspace variables, and when I loaded in the two images their numbers were identical (matrix ...

más de 6 años ago | 1 answer | 0

1

answer

Question


What does zero padding mean?
Integral image zero-pads the top and left side of the output integral image, by this do they mean, are they referring to the pad...

más de 6 años ago | 1 answer | 0

1

answer

Question


Standard PCA code, finidng the eigenvalues of a non square matrix
In a PCA algorithm, you need to find the eigenvalues of a covariance matrix in order to derive the 1st algebraic solution to PCA...

casi 7 años ago | 0 answers | 0

0

answers

Question


Integers can only be combined with integers of the same class, or scalar doubles
Error using - Integers can only be combined with integers of the same class, or scalar doubles. Error in Code (line 27) d...

casi 7 años ago | 3 answers | 0

3

answers

Question


Can I use PCA effectively on a greyscale image?
Hello! I found this code online: I = double(imread('peppers.png')); X = reshape(I,size(I,1)*size(I,2),3); coeff = ...

casi 7 años ago | 5 answers | 2

5

answers

Question


what is a software phantom?
I think it has something to do with images although when I tried googling it this white small airplane model looking object floo...

alrededor de 7 años ago | 1 answer | 0

1

answer

Question


I found this code demo for pca and I think that it shows that pca is literally just making the dimensions really small. The line of code X is the one doing all fancy modes of the image not pca. Is my understnading correct or am I missing something?
I = double(imread('peppers.png')); X = reshape(I,size(I,1)*size(I,2),3); coeff = pca(X); Itransformed = X*coeff; I...

alrededor de 7 años ago | 2 answers | 0

2

answers

Question


problems with a for loop within a switch statement
I am creating a code where there is a for loop within a switch statement. I want the switch statement in there because I want ...

alrededor de 7 años ago | 1 answer | 0

1

answer

Question


I am using SSIMVal in order to determine the similaritiy between images, what can I use to determine the cutoff point?
I know the closer to 1 the closer the images are in similarity but what exactly determines when close is not close enough? Like ...

alrededor de 7 años ago | 0 answers | 0

0

answers

Question


Why am I getting Subscript indices must either be real positive integers or logicals?
Here is the part of my code giving me problems: channelToCorrelate = A; %A is where the modes are in real space correla...

alrededor de 7 años ago | 1 answer | 0

1

answer

Question


How can I match a small part of an image to its whole image?
Let's say I have an image of a flower, I cut out 3 seemingly identical smaller images of petals from that flower. Now without si...

alrededor de 7 años ago | 1 answer | 0

1

answer

Question


How do you define this function?
I have at the top of the script function [v, v_hat, tau] = VMD_2D(signal, beta, omega, K, DC, init, tol) for example. Wh...

más de 7 años ago | 1 answer | 0

1

answer

Question


Can some explain why when I tried to display two images side by side it not only didn't display the two images side by side but displayed one image that now had green in it.
I used imshowpair(I,B); (what I named the images) and it gave me one of my images with green in it. My only explanation is that ...

más de 7 años ago | 2 answers | 0

2

answers

Question


Cluster Data with A self orgnaizing Map
Can someone please explain what it means to cluster data with a self organizing Map? I looked up the description in mat lab and ...

más de 7 años ago | 0 answers | 0

0

answers

Question


How can I group similar parts of images together with a for loop?
I have a code that finds areas with a specific repeating pattern which is represented by a symbol,Omega, with this knowledge can...

más de 7 años ago | 0 answers | 0

0

answers

Question


Matching Filtered Histograms to an image
Can filtered histograms be from the same image if they looked the same?

más de 7 años ago | 1 answer | 0

1

answer

Question


Histogram and median filters...AGAIN
Previously I applied a filter to a histogram and attained a slope. I am still waiting for some insight into what the slope might...

más de 7 años ago | 1 answer | 0

1

answer

Load more