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Jimmy Neutron


Last seen: 1 month ago Active since 2021

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How to solve an equation with two matrices?
I am trying to solve for all the unknowns in a matrix where I know the output of the matrix. This is what I mean: I have X and A...

1 month ago | 1 answer | 0

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answer

Question


How to plot a matrix in a checkerboard style
I am trying to make my matrix Im look like the image below. I have tried playing around with the grid size, but to no avail... ...

2 months ago | 1 answer | 0

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answer

Question


Convert RGB to HSI
I am looking for the values in the first row of S of an HSI color model. Unfortunately, I do not get the desired values. I assum...

2 months ago | 1 answer | 0

1

answer

Question


Calculating mean square difference (MSD) of two matrices
I would like to calculate the MSD of two matrices, but I cannot figure what MSD actually is. From my understanding, it is like t...

2 months ago | 1 answer | 0

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Question


How to do a maximum rank filter
I would like to do a 3x3 max-rank filter with 0 padding. How would I go about doing this? Currently I have tried: M = [203 167 ...

2 months ago | 2 answers | 0

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Answered
How to find accuracy of a classification algorithm
Im = [0 1 1 0 0 0 0 0 0 0; 0 1 1 0 1 1 0 0 0 1; 0 1 1 0 1 1 0 1 0 1; 0 0 0 0 0 0 0 1 0 1; 0 1 1 1 0 1 1 1 0 ...

2 months ago | 0

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How to find accuracy of a classification algorithm
How do I find the algorithm of my BLOB classification algorithm? I have extracted all the information and have found the positiv...

2 months ago | 2 answers | 0

2

answers

Question


Finding threshold values for classification
I have been struggling too much on a book question that I know the answer, but cannot find the mathematical solution. The questi...

2 months ago | 1 answer | 0

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Question


Calculate Rotation matrix from 3 points
I have 3 base coordinate points p0 = [533,-422 -1]; px = [219 -57 -993]; py = [5 -70 -23]; I would like to calculate the tra...

3 months ago | 2 answers | 1

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answers