Answered
Mean of 3D matrix based on range of first dimension
This might seem a little counter-intuitive, but the key is that it avoids extracting a submatrix (an expensive op) from the inpu...

1 year ago | 0

Answered
Measuring Line Profiles in IMages
I=im2double(im2gray(imread('image.png'))); BW=imbinarize(I); D=bwareaopen(abs(gradient(I))>0.06,20); D=imclose(D,strel('d...

1 year ago | 0

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Answered
do we have any pre provided function for reitveld refeinement in matlab
No, there is no dedicated crystallography toolbox in Matlab. You could build your own with Optimization Toolbox functions like l...

1 year ago | 0

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Issues creating error bar for bar figure
Here's an MWE: x = ["A"; "B" ] ; y = [3,4] ; err = [0.5,0.75] ; bar(x, y); hold on errorbar(categorical(x),y,err,'r',...

1 year ago | 1

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Answered
How to set a protected superclass property from subclass method?
You cannot use the ?.MVA syntax on non-public properties. Since you already have validation in the base class, I don't think you...

1 year ago | 0

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rref matrix with an unkown variable
I am expecting to get (did this by hand): Your expected result doesn't look right. For both row-echelon and reduced row-echelon...

1 year ago | 0

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Answered
Strange behaviour using double
You could replace the commas with some other NaN-triggering character, e.g., c={'1.23', '1,234'} double(replace(string(c),',...

1 year ago | 0

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Compare two row and select appropriate data
Basically column b is the "cap." If so, one could also do, a=[1;2;3;4]; b=[1;1;3;3]; c=clip(a,-inf,b)

1 year ago | 0

Answered
Reduce x-axis line length in a bar plot that is in a tiledlayout
For finer control, download subaxis. Use that instead of tiledlayout. clear, %close all % Define the data 1 Names1 = {'A...

1 year ago | 1

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Answered
Compare two row and select appropriate data
c=max(a,b)

1 year ago | 0

Answered
Error while running my objective function by fmincon with nonlinear constraint for calculate optimization coordination overcurrent relay
You have a parameter b defined here b = 0.14; but then you overwrite it here: A = []; b = []; Aeq = []; beq = []; Also, r...

1 year ago | 1

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Suppressing Live Script plotting figure inline
I don't think it's possible. However, you could shrink down the side bar area of the livescript where the figures are displayed,...

1 year ago | 0

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A more efficient way to do this calculation
function [HD_cols] = members(Ic); HD = [ ... 160000/100^4, 180000/100^4, 204000/100^4, 226000/100^4, 250000/100^...

1 year ago | 1

Answered
Reading JSON struct from file adds prefix 'x' to fieldname if it starts with number
but I cannot find anything that would explain why 'x' is added. Presumably you know that something must be added, because vari...

1 year ago | 0

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Answered
Figure window not showing up
I wonder if the default figure position changed somehow so that figure windows open off-screen... Opening a window with an expli...

1 year ago | 0

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Answered
Build matrix from corresponding table variables stored in cell array
load data D=reshape( vertcat(C{:}).Col1 , height(C{1}) ,[])

1 year ago | 1

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Answered
Build matrix from corresponding table variables stored in cell array
I hope you understand that speed-wise there is no way to iterate over cell arrays that is faster than a for-loop. However, using...

1 year ago | 0

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Finding the length distribution of zeros in data?
You can use this File Exchange submission, https://www.mathworks.com/matlabcentral/fileexchange/78008-tools-for-processing-cons...

1 year ago | 0

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Issues with reproducibility in multistart with parallelization
I don't see why you would expect agreement between a 50-point multistart and a 150-point multistart. Only if both versions succe...

1 year ago | 1

Answered
How can i write a MATLAB script for surface profile analysis of different geometries(such hemisphere, plane, sphere, asphere...) including vertex search, data processing,fit?
It sounds like this might benefit you, https://www.mathworks.com/matlabcentral/fileexchange/87584-object-oriented-tools-to-fit-...

1 year ago | 0

Answered
Operations with rows First, second and third
For example, a = [0 1 1 0 0 1 0 1 0; 1 1 0 1 0 0 1 1 1; 0 0 0 1 1 1 0 0 1] first_and_second = sum( ~a(1,:)&a(2,:))

1 year ago | 1

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Answered
I am coding a equation for curve fitting, but I am facing inaccuracy. I am not getting Elastic plateau in the curve. Can anyone guide me how I can address the issue.
You need a better initial guess. Also, you should exclude the data from the linear elastic region, since clearly that is not cap...

1 year ago | 0

Answered
How can I add a backup an option, addSaveCallback, to save a timestamped version of my file, to the MATLAB editor?
Instead of trying to get the standard Save button to do what you want, you can make a Quick Access Toolbar button which runs you...

1 year ago | 0

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function input arguments error
Your code uses 'isreal' as both the name of a function and a variable. You can resolve the conflict by renaming the output, e.g....

1 year ago | 1

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Invalid training data. Predictors and responses must have the same number of observations.
Your XTrain shouldn't be a 100x6 cell. It should be a 100x1 cell where each XTrain{i} is a matrix with 6 rows. Example, layers ...

1 year ago | 1

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Answered
Problems with quiver plot
I think you just need axis equal. %% system paramters eta = .1; mu = .1; nu = 1; gamma = 2; %% dependent variables roi...

1 year ago | 0

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Answered
Is there a way to edit the default size of an edit control in a livescript?
No, I don't believe there is. You will have to make a real app if you want that kind of control.

1 year ago | 0

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Answered
Conversion from an old to a new version of a class with different property names
One way is with a Dependent property. This makes it so you can reference the same property using tc.shortname. classdef testCla...

1 year ago | 2

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Answered
making a custom way to train CNNs, and I am noticing that avgpool is SIGNIFICANTLY faster than maxpool in forward and backwards passes…
I think the pooling operations are simply not optimized for the specific situation when the pooling is tiled (i.e., poolsize=str...

1 year ago | 1

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Answered
Trimesh plots diferently using trimesh(TO) vs trimesh(T,x,y,z)
You haven't attached your .mat file so we can't try to reproduce it. I would guess that the problem is that you've transposed th...

1 year ago | 0