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Sarah


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Plane Fitting a 3D Scatter Plot
I have a 3D scatter plot that I want to have a planar fit. How do you do this? x = [14.9 1.7 0.0 10.9 0.0]; y = [11.3 9.1 23.7...

5 years ago | 2 answers | 0

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answers

Question


Fit Linear Model Using "fitlm(" With 3-Way and 4-Way Interactions
I want to create a linear regression model with 2, 3, and 4-way interactions. However, currently, my code will only return a 2-w...

6 years ago | 0 answers | 0

0

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Convert Grayscale Image to a Black and White Image by Certain Threshold Number
I have a greyscale image where the matrix contains numbers between 0 (black) to 255 (white). I want to convert this image/matrix...

6 years ago | 2 answers | 0

2

answers

Question


How do you catalogue/index a matrix to be concatenated into a 3D matrix?
I want to stitch together a series of images (2D matrices) into a 3D image (3D matrix). Preferably, this would be done within a ...

6 years ago | 2 answers | 0

2

answers

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Overlapping (Transparent?) Images and Measuring Percent White Pixels
I have generated images of white circles on a black background (see the attached image as an example). I want to overlap these i...

6 years ago | 0 answers | 0

0

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Question


Eliminating the Border Around a Generated Image
I am creating images using the rectangle() function with various line and space sizes. I attached an example image to this quest...

6 years ago | 1 answer | 0

1

answer

Question


Calculating the Percent White Area from Stacked Images
I have a greyscale image "I", which I rotated 90degrees "Irot" and stacked on top of the original image (stack = I+Irot). To cal...

6 years ago | 1 answer | 0

1

answer

Question


Creating Surface Plot from a Matrix with 3 Columns
How do you create a surface plot using a matrix with 3 columns in Matlab? The first column would be the x-values, the second col...

6 years ago | 2 answers | 0

2

answers