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Jim Joy

MathWorks

Last seen: etwa ein Monat vor |  Aktiv seit 2017

Followers: 0   Following: 0

I am a physicist by training, and have been using MATLAB since my undergraduate years. I am particularly interested in workflows that utilize MATLAB for data analysis and display, linear algebra, and symbolic mathematics.

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Column norms of a matrix
Given a matrix M, return a vector y such that for each k y(k)=norm(M(:,k)) (y(k) is the Euclidean norm of the k-th col...

mehr als 7 Jahre vor

Beantwortet
Defect detection with pattern variation in comparison to template
Hi Ahmed, I think that this issue lends itself well to pattern matching. You might have to develop several criteria to determ...

mehr als 7 Jahre vor | 0

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Constant specification and normalization in PDEtool
Hi David, The PDE Modeler App only allows you to model problems with 2D Geometries. Even though the Laplacian has similar for...

mehr als 7 Jahre vor | 1

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How can I split the editor window in Appdesigner?
Hi Devin, Unfortunately, this capability is currently not available in App Designer. One workaround that you may consider...

mehr als 7 Jahre vor | 1

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How to extract data of lower surface only in a step profile?
Hi Swati, One way to do this is to get an estimate for the magnitude of the gradient at each point in your dataset, and then ...

mehr als 7 Jahre vor | 0

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fimplicit function does not work
Hi Federico, The documentation for "fimplicit" mentions that the input anonymous function must take two matrix inputs, and re...

mehr als 7 Jahre vor | 0

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How to arrange the shape# (Blob#) in proper order (ascending/descending)?
Hi Saqib, The labeled image that you have shown is consistent with the conventions that "bwlabel" uses to label the image. Th...

mehr als 7 Jahre vor | 1

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How to use FFT for honeycomb lattice system
Hi Oladunjoye, Unfortunately, the built-in functions "fft" and "fft2" only operate over square (evenly sampled) lattices. How...

mehr als 7 Jahre vor | 0

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How to obtain a no-loop iteration in MATLAB using anonymous functions?
It appears that the error here is related to how MATLAB is interpreting the multiplication and division used. Since your data is...

mehr als 7 Jahre vor | 1

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fitting with a rectangular pulse function
I would recommend using an edge detection method other than least-squares fitting. Since your signal is a perfect step function,...

mehr als 7 Jahre vor | 0

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how can i find the orientation of blobs in 3D?
Hi Simone, If you look closely at the "regionprops" documentation, it mentions that the 'orientation' property is calculated ...

mehr als 7 Jahre vor | 1

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Total return data from Bloomberg
Hello Bryan, By looking through the Bloomberg API Documentation for this field, you can see that you need to specify 'CUST_TR...

mehr als 7 Jahre vor | 0

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Distribution Fit with Hole in Histogram: Calculate mean and std
Hi Konstantin, One thing that you might try is replacing all of your data in the interval where the hole exists by nan before...

mehr als 7 Jahre vor | 0