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Holmbrero
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Question
How to separate a vector into bins and average each bin
I have a vector A (exemplified below) which contains the size of pores and i want to create a vector which bins the data in A an...
2 years ago | 1 answer | 0
1
answerQuestion
Find the length of a vector up to a certain value
Hi! I have a vector (SortN1250) which is 75558x1 with a range from 1:1000 and i want to extract the length of the vector at ce...
2 years ago | 2 answers | 0
2
answersQuestion
Fitting a model to a displacement field
Hi! I have aquired a displacement field from image analysis and i want to fit a model to the field in order to be able to deri...
3 years ago | 1 answer | 0
1
answerQuestion
How do i binarize these two images to produce an as equal result as possible?
Hi! The two attached images of a porous material are aquired at the same area but as with all aquired images there is a slight...
3 years ago | 1 answer | 0
1
answerQuestion
What is wrong with this code?
Why is this code not exchanging all negative numbers in Raddidifference and Truedist to NaN? Size1 is just the size of the cell ...
3 years ago | 1 answer | 0
1
answerQuestion
Approximation of area of an image
Hi! I want to approximate an area with a circle as in the attached image (which is manually drawn). I have three somewhat di...
3 years ago | 1 answer | 0
1
answerQuestion
Adding values to cells as the indices increase
Hi! I have a n x m cell array and i want to add a multiple of a constant as n and m increases. (1,1) (1,2) (1,3) (2,1) (2...
3 years ago | 1 answer | 0
1
answerFiltering noise bubble flow
Hi! Try bwareaopen. Apply it on your binary image. https://se.mathworks.com/help/images/ref/bwareaopen.html /Anders
3 years ago | 0
Question
Extracting certain rows from matrix
Hi! I have a matrix T = 99x3 and another matrix S = 69x2 Column 1 in S contains 69 indices corresponding to certain rows in ...
4 years ago | 1 answer | 0
1
answerQuestion
Removing certain values from columns in a matrix
Hi! I have a matrix looking something like this: 21 4.51076 21 48.3399 ...
4 years ago | 1 answer | 0
1
answerQuestion
Find nearest neighbors of a point
Hi! The green points in the figure are my reference points. I want to find the k nearest neighbors of red points to each green...
4 years ago | 1 answer | 0
1
answerQuestion
Image registration by translation in x and y alone
Hi! Is there a good way of registering images by only considering the x and y translation? The registration does not need to...
4 years ago | 0 answers | 0
0
answersQuestion
Save data from for loop to a structure
Hi! I have the following code: Size1 = size(ca, 1); Size2 = size(ca, 2); for r = 1 : Size1 for c = 1 : Size2 OpenB...
4 years ago | 1 answer | 0
1
answerQuestion
Splitting part of image to smaller images
Hi! I want to split a part of an image into smaller regions and perform a function on each of the new regions individually. Se...
4 years ago | 1 answer | 0
1
answerQuestion
Splitting a vector at sign change
Hi! I have a vector with values > 0 and values < 0 such as for example: K = [1 2 3 4 5 6 7 8 -1 -2 -3 -4 -5 -6 -7 -8 1 2 3 4...
4 years ago | 3 answers | 0