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Ryan Philips


Last seen: 7 giorni ago Active since 2021

X-ray computed tomography research scientist

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Question


Unrecognized function or variable 'readlines'?
Hi, I am attempting to run the following code to read in the attached text file "data settings XRE.txt. However, even though the...

circa un mese ago | 1 answer | 0

1

answer

Question


Error: Brace indexing is not supported for variables of this type.
I am attempting to read in a txt file. However, I keep getting a brace indexing error. How is this resolved? >> filename=('Read...

circa 2 mesi ago | 1 answer | 0

1

answer

Answered
How to correct error using RESHAPE
Great, thanks for that!

3 mesi ago | 0

Question


How to correct error using RESHAPE
I am trying to use the reshape function in my code, however, I keep getting a reshape error RMphantom = imresize(whatisit,[128 ...

3 mesi ago | 2 answers | 0

2

answers

Question


How do I change image scale?
I have a image that has the value of 716x716 double and size 716x716. However, I need to scale the image to a size of 128. Can I...

3 mesi ago | 1 answer | 0

1

answer

Question


How to plot multiple answers on the same graph
I have produced the following code. However, I have multiple values for rnl = 0, 0.0015, 0.0020, 0.0025. How could I update the ...

3 mesi ago | 1 answer | 0

1

answer

Question


Error code using iradon
I keep getting the error message in my script below when using iradon. How would I resolve this error? I0 = 10^4; noAngles = 5...

3 mesi ago | 1 answer | 0

1

answer

Question


How do I correct the error "Matrix dimensions must agree"?
I am using the following code, however, I keep getting a matrix dimensions must agree error. How would I correct this? A = [1 0...

4 mesi ago | 1 answer | 0

1

answer

Question


Why do I receive error for reshape function?
I am using the following code below, however, I keep getting geting the error message for reshape function. How would the code o...

4 mesi ago | 1 answer | 0

1

answer

Question


How to put square root numbers into Matlab?
How do I put: 7 sqrt(2)/2 so that it equals 4.9497?

4 mesi ago | 1 answer | 0

1

answer

Question


How do I pad with zeros?
Rather than extracting the last row from the top and bottom of X_proj_corrected, I want to add 100 rows of zeros to either the t...

4 mesi ago | 1 answer | 0

1

answer

Solved


Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

4 mesi ago

Question


Create single columns of elementwise means
How would I compute the elementwise means of dark fields and flat fields, to get both a single dark field and a single flat fiel...

4 mesi ago | 1 answer | 0

1

answer

Question


Loop that pads at the top of the sinogram with 100 copies of its top row and at the bottom with 100 copies of its bottom row
How would I create a Loop from this script that pads at the top of the sinogram with 100 copies of its top row and at the bottom...

5 mesi ago | 1 answer | 0

1

answer