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Eric Diaz


University of California San Diego

Actif depuis 2012

Followers: 0   Following: 0

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Professional Interests: Medicine, Radiology, BioEngineering, Image Processing, Signal Processing, Statistics, Physics

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Question


TroubleShoot FMinSearch with subscript assignment mismatch
I keep getting the following error: Subscripted assignment dimension mismatch. Error in fminsearch (line 190) fv(...

plus de 8 ans il y a | 2 réponses | 0

2

réponses

A répondu
How do you fit non-negative exponential decay that is biased with non-uniform noise over time?
If anyone can clarify John's last response or help in replying to my last comment, I would greatly appreciate it.

plus de 8 ans il y a | 0

Question


How do you fit non-negative exponential decay that is biased with non-uniform noise over time?
We often make assumptions when we model exponential decays. The most common assumptions that I know of are, 1) the signal is ...

plus de 8 ans il y a | 2 réponses | 0

2

réponses

Question


Does anyone know how to figure out a workaround to avoid computing overflow/underflow/NaN/inf in this algorithm?
M14 = Signal.^14; M12 = Signal.^12 ; M10 = Signal.^10; M8 = Signal.^8 ; M6 = Signal...

plus de 8 ans il y a | 1 réponse | 0

1

réponse

Question


How to use the function 'fit' on array of data and create an array of 'fit objects'
The 'fit' function does not seem to be friendly with arrays / matrices / variables. for ii = 1:size(Y,2) fitVar(ii)=fit(...

environ 9 ans il y a | 1 réponse | 0

1

réponse

Question


Please explain difference in image variance algorithms ... E-10 for all tests
Can someone please explain why these different algorithms are giving slightly different results for the variance of an image? ...

presque 10 ans il y a | 1 réponse | 0

1

réponse

Question


Automatically trim/remove/crop black borders/margins from images / volumes
Is there any way to easily and efficiently automate "trimming / removing / cropping" of "black / 0", "borders / margins" from "i...

presque 10 ans il y a | 1 réponse | 0

1

réponse

A répondu
[DEPRECATED] What frustrates you about MATLAB?
The only thing that I can really think of is cost. MATLAB is an extraordinary programming environment. I would love to work i...

presque 10 ans il y a | 1

Question


Please explain difference in results between these variance algorithms which should be null?
Can someone please explain why these different algorithms are giving slightly different results for the variance of an image? ...

presque 10 ans il y a | 1 réponse | 0

1

réponse

Question


Need help with simulink
I am completely new to simulink and don't know where to start. I would like to create an object with certain intrinsic properti...

environ 10 ans il y a | 2 réponses | 0

2

réponses

A résolu


Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; and ...

environ 12 ans il y a

A résolu


Add two numbers
Given a and b, return the sum a+b in c.

environ 12 ans il y a

A résolu


Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

environ 12 ans il y a