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Is it possible to subtract the baseline of a graph from the peak using the curvefitter toolbox?
Yes, it would be possible, although for what you show it might be enough just to use polyfit.

3 months ago | 0

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Why does the for loop show the graph of the last plot?
Use figure() to open a new figure window for each plot (otherwise, each plot will overwrite the previous plot in that window). ...

3 months ago | 0

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moving two roi's together
hROI = drawcircle('Center',[x, y],'Radius',radius); roiCH = drawcrosshair('Position', [x,y], ... ...

3 months ago | 0

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Answered
Force super class to not call overloaded methods of the subclass
In any superclass method, you can test whether the invoking object is of the base class or one of its children. Depending on the...

3 months ago | 1

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Non linear constrain to multi objective integer genetic algorithm
Is the idea that x(1:end/2) contain unique integers? I don't see how the given constraint would ensure that. The diff() function...

3 months ago | 0

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Transfer Learning shows no enhancements in runtime
If you run the same number of iterations and epochs with the same data, then naturally it will take the same amount of time. Run...

3 months ago | 0

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diff not working on a vector of values
x=[ 98.00 97.68 97.75 98.32 221.00 220.99 221.32 221.3...

3 months ago | 0

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gradient descent for custom function
so I guess it would be more of an optimization built in function to use. No, not necessarily. Your equations can be implemente...

3 months ago | 0

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Saving 3D image after segmentation
There are several File Exchange submissions that are applicable. I have used this one and been pretty happy, https://www.mathwo...

3 months ago | 0

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Condition for if-statement not updating inside for-loop without pause function
A more standard solution is to use drawnow rather than pause. for c2 = 1:length(time) f2 = figure(2); ... draw...

3 months ago | 0

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Question

Retrieve initialization specifics from a dlnetwork object
I have applied replaceLayer() to a dlnetwork object DLN1 that I have. DLN2=replaceLayer(DLN1,layerName,newLayer); As a result ...

3 months ago | 1 answer | 0

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Does struct manipulation work in place when using arrayfun on an array of structs?
It does indeed appear that with arrayfun (unlike loops), pre-existing field contents get deep-copied to a new memory address (as...

3 months ago | 0

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Answered
M^2 fitting for a Gaussian beam with measured data
Your post doesn't give much detail on what you are trying to do, but if you are just trying to fit a 1D Gaussian to the data in ...

3 months ago | 0

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Answered
Class property validator reports an error if no default value is set
I have the following class defintion which is using a validator function You're not using a property validation function anywh...

3 months ago | 0

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Optimization problem with non convex constraints
Is there a way to write these constraints so that they could be feasible for fmincon, linprog? There is, but it is generally no...

3 months ago | 0

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Using contours and inpolygon, an issue of unclosed contours
There's no way to define a unique shape based on knowledge of just the isocontour line cooordinates. This gives you the boundari...

3 months ago | 0

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mage segmentation of 3D X-Ray micro computed tomography images using Unet.
The examples here show basic steps for creating and training a Unet, https://www.mathworks.com/help/vision/ref/unet.html#mw_a26...

3 months ago | 0

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Why does this code give error?
As you can see, VecteurDirectionnel and S are the wrong sizes for matrix multiplication, whos VecteurDirectionnel S % Array ...

3 months ago | 0

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Answered
DNN training 3D Parameters
The parameters you mention experimenting with do not include all the training options (see below for a more complete list). You ...

4 months ago | 0

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Store arrays of different size in each for loop itertaion
b=sparse(sz(:,1)'); kkkk = nonzeros( (A(:)>=b & A(:)<=b+100).*(1:numel(A))' );

4 months ago | 0

Submitted

Block transposition, permutation, and reshaping of arrays
Analogues for transpose(), reshape(), and permute() but where sub-blocks of the array are treated as scalar elements.

4 months ago | 9 downloads |

Question

Why is it that Line objects can be instances of two different classes? How can I use findobj to detect only chart primitives?
Using findobj, I have ended up with two arrays of Line graphics handles, load handleArrays hL hD However, the arrays do ...

4 months ago | 2 answers | 1

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Answered
How to modify subplots to create a new subplots?
close all H(1)=openfig('pac4.fig'); ax1=flip(findobj(H(1),'Type','axes')); H(2)=openfig('pvc4.fig'); ax2=flip(findobj(H(2)...

4 months ago | 0

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Answered
Store arrays of different size in each for loop itertaion
kkk=cell(4,1); for i=1:4 kkkk{i} = find(A>=sz(i,1) & A<=sz(i,1)+100); end kkkk=vertcat(kkkk{:});

4 months ago | 0

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Answered
Using imageDatastore to load Input image and get output as predicted image
and predict an image as output of the model. Labels are text scalar that are assigned to an image in a classification problem....

4 months ago | 0

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Most time-efficient conversion from logical matrix to fixed-point vector
n = 1e6; % number of fi objects m = 16; % number of bits of each fi object tic; A = randi([0,1], [n m], "logical"); t1 = toc...

4 months ago | 1

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Answered
Tracking the variation of the distance between optimization variable and the optimal solution over the iteration time
function x_opt = locao2(h, C, BS_positions, alpha,x0) objective = @(x) -calculatePDF(x(1), x(2), h, C, BS_positions, alph...

4 months ago | 0

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Help with getting drawnow to show one point at a time
The loop variable i is not being used, Perhaps you meant to have, for i = 1:numel(roll) plotOrientation(op, roll(i), ...

4 months ago | 0

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Answered
The sufficient and necessary conditon of fmincon funciton can find out the global optimal solution but not some other local optimal solutions
fmincon has no awareness of, and so does not consider, the function's global properties, like whether it is convex or not. It on...

4 months ago | 0

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Answered
What is the finite nature of MATLAB?
It is not the finite nature of Matlab, but rather the finite nature of an FFT. You are not transforming a true sinc function bec...

4 months ago | 1

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