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Please help me. I want to run this attached simple code
Do what the error message says. Use .^ instead of ^

1 year ago | 0

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Problem with fit Model with odd order polynomial
Don't use a custom fit type. Use the builtin poly5 fit type, with bounds on the even degree coefficients. [x,y] = readvars('Dis...

1 year ago | 1

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setting current directory using cd from inside .mlapp files
I can't say I'm super happy with cd's unreliable functionality but glad for an alternate solution. It's not cd() that is at fau...

1 year ago | 0

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Zero-Padding Position for FFT
If you only care about the amplitude spectrum the shifts don't really matter, but otherwise, you would do, n=floor(numel(x)/2)+...

1 year ago | 0

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How do I correctly find parameters using the fittype function without it just using my initial guesses?
This uses fminspleas, downloadable from, https://www.mathworks.com/matlabcentral/fileexchange/10093-fminspleas It requires an...

1 year ago | 1

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Is it possible to preview the contents of MAT files in R2025a?
If you right-click on the .mat file in the Current Folder pane, you will see a Preview option: ...

1 year ago | 0

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Reading column vectors from table with header text as variable name
You should never be letting code decide what to name variables. You should know the names. If you do, just use readvars, [Var1,...

1 year ago | 0

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Dual simplex method for problems not dual feasible
Can anyone point me to any references that detail how the dual simplex method works for problems that are not dual feasible. I...

1 year ago | 0

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Dual simplex method for problems not dual feasible
This is not always true. It is always true, by the Strong Duality Theorem. Once it has been determined that the dual is infeasi...

1 year ago | 0

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looking for strictly recurrent and fast moving median implementation
It sounds like you should be using Simulink, in particular a median filter block, https://www.mathworks.com/help/dsp/ref/median...

1 year ago | 0

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Undefined function handle error when loading a neural network that contain a function layer
I tried to save the function in a dedicated file "Feature_wise_LM.m" , but it didn't work It should work. Make sure the locati...

1 year ago | 0

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Indexing vectors with a zero and creating a "predicted" vector knowing what the diff should be
Here's an approach using the an integer-constrained linear fitting routine minL1intlin, downloadable from https://www.mathwork...

1 year ago | 0

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Dual simplex method for problems not dual feasible
If the dual problem is not feasible, the primal is unbounded or infeasible, so the solver will just bail out with an empty solut...

1 year ago | 0

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How to implement N number of realizations of a for loop?
The output below shows that the loop already runs 50 times. Not sure why you think otherwise. % vChGB Sine Hyperbolic Gaussian ...

1 year ago | 0

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Trying to do an fsolve via an anonymous function
It doesn't look like you need an iterative solver at all. It appears that your rho0() function is just a reinvention of normcdf ...

1 year ago | 0

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Extract certain data from array where repeats are present (but constant values)
Why not as follows, low= find(Y==min(Y),1,'last'); high=find(Y==max(Y),1,'first'); d=d(low:high,:);

1 year ago | 0

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Too small vertical bar showing errors and warnings in the Editor
Put the mouse in the editor Window. Hold the Ctrl key and rotate the mouse wheel to restore the zoom to 100%. Then, go into Pre...

1 year ago | 1

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Precision lost when combining Int32 integers with single precision numerical numbers
I wasn't there when the decision was made, but I suspect it would be because in Matlab, numeric literals are always double float...

1 year ago | 0

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Scatter‐plot marker edge color turns black when copying to PowerPoint
If you download export_fig, https://www.mathworks.com/matlabcentral/fileexchange/23629-export_fig?s_tid=srchtitle and if you...

1 year ago | 0

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Readtable and Readmatrix Ignore Specified Range and Produce Extra Variables
When I save as .xlsx, it seems to work okay, in1 = readtable('2025-03-28_02-07_10-0.xlsx', 'ReadVariableNames', false, 'Range',...

1 year ago | 0

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Connecting points on opposite end of mask
load('coping_data (1).mat') img=logical(img); n=height(points); f=@(z,n) circshift(z,-n); mod1=@(z) mod(z-1,n) + 1; x...

1 year ago | 0

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concatanate arrays upon condition
The way your data is held, as separate enumerated variables, doesn't leave many options. The first thing would be to undo that: ...

1 year ago | 0

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Clean and automate indents in scripts an live scripts
Download my editorExtract and editorReplace tools, https://www.mathworks.com/matlabcentral/fileexchange/181000-customized-text-...

1 year ago | 1

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appDesigner: How to set tree checkbox names = names of .xlsm files in the directory
Something like this, function startupFcn(app) % Get .xlsm files in the current directory (or specify full path) docFi...

1 year ago | 0

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estimate camera parameters with fixed translation z value?
Not with estimateCameraParameters. You will have to implement your own constrained routine using lsqcurvefit or lsqnonlin, but y...

1 year ago | 1

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Finding coordinates of a point from bisector of two lines
M1=P1/2; Q1=norm(M1)*P2/norm(P2);

1 year ago | 1

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The coefficients of a Hermite polynomial
syms t n = 4; % Degree of the Hermite polynomial H = hermiteH(n, t); % Generate Hermite pol...

1 year ago | 1

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get validation loss and metric for the best network
You would have to interpolate the validation history data at the best MSE, probably. But keep in mind, the best MSE does not r...

1 year ago | 1

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background subtraction to detect human
Something like this, perhaps? load data [r1,b1,g1]=imsplit(img1); [r2,b2,g2]=imsplit(img2); mask = imopen( abs(r1-r2)>50 &...

1 year ago | 0

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Import markup into LiveScript
The best workaround I can find is to make a small mfile and embed the marked-up text in comments, %% % For a given energy |E|...

1 year ago | 0

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