# 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...

ungefär 2 år ago | 1 answer | 0

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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...

mer än 2 år ago | 2 answers | 0

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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...

mer än 3 år ago | 1 answer | 0

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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...

mer än 3 år ago | 1 answer | 0

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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 ...

mer än 3 år 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...

mer än 3 år ago | 1 answer | 0

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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...

mer än 3 år ago | 1 answer | 0

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answerFiltering noise bubble flow

Hi! Try bwareaopen. Apply it on your binary image. https://se.mathworks.com/help/images/ref/bwareaopen.html /Anders

nästan 4 år 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 ...

nästan 4 år ago | 1 answer | 0

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answerQuestion

Removing certain values from columns in a matrix

Hi! I have a matrix looking something like this: 21 4.51076 21 48.3399 ...

nästan 4 år ago | 1 answer | 0

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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...

nästan 4 år ago | 1 answer | 0

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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...

nästan 4 år ago | 0 answers | 0

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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...

nästan 4 år ago | 1 answer | 0

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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...

nästan 4 år 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...

mer än 4 år ago | 3 answers | 0