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how extract two arrays in matlab of unequal length
Yes interp1 to sample the curves at corresponding points. Then you can subtract them freely.

9 Tage vor | 0

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initial point is a local minimum. Optimization completed because the size of the gradient at the initial point is less than the default value of the function tolerance.
I suspect your FiniteDifferenceStepSize is too small. Be mindful of the guidelines for Optimizing Differential Equations.

9 Tage vor | 0

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Parameters seem to not be optimizing in fmincon
If the exitflag says a minimum was found then there is probably nothing suspect about the solution or the way it was reached. Th...

9 Tage vor | 0

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defining state matrix as anonymous function
For example B = @(I1,L)[0 0 1/(I1) 0 0 0 0 0 0 -1/L]; B(2,1)

9 Tage vor | 0

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How to save multiple matrices in each iteration of a for loop into a structure?
clear S for k = nLevels:-1:1 S(k).subband = pyrBand(pyrRef, pind, k); S(k).rx = conv2(subband(k),kernelx); S(k)....

10 Tage vor | 0

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Error in interpolating: Actual data does not match with interpolated data
load inputData i=11; j=3; %query points (Lat and Alt) %% interpolate LUT1=griddedInterpolant(Long1c_4d,Lat1c_4d,Alt1c_4...

10 Tage vor | 1

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How to close boundary of a circular object in binary image
load Image [c,r]=imfindcircles(BW,[10,100]); area=pi*r^2

10 Tage vor | 0

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How to find and fit the objective function for a damped oscillation?
Using fminspleas from the File Exchange, https://www.mathworks.com/matlabcentral/fileexchange/10093-fminspleas [t,F]= readvar...

10 Tage vor | 2

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interpolation of a structure array
fcn=@(f)interp1(f, linspace(1,numel(f),101) ); for i=1:numel(TrajXLstance) TrajXLstance(i) = structfun(fcn, TrajXLs...

10 Tage vor | 0

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Finding min and max values in a structure
each field consisting of a cell of numbers If you really do mean a cell array, that seems like an inadvisable organization of t...

10 Tage vor | 0

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Type conversion happens before matlab Set method is called in classes, problem with setting int64(Nan) = [] default is 0
Another approach, using subsasgn(). This one avoids conversion of obj.a to double. >> obj=myclass; obj.a=1:5, obj.a(2)=nan o...

10 Tage vor | 1

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Type conversion happens before matlab Set method is called in classes, problem with setting int64(Nan) = [] default is 0
One possibility: >> obj=myclass; obj.a=1:5, obj.a(2)=nan obj = myclass with properties: a: [1 2 3 4 5] obj...

10 Tage vor | 1

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How do I interprete Camera extrinsic parameters?
cameraLocation = -camExtrinsics.Translation/camExtrinsics.R; or in other words if , the optical center is at .

11 Tage vor | 0

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Vectorize a nested loop
EDITED: R=10; K=size(lambda_tol_vector.Value,1); CompletedMat_parvec=cell(R,K); B=double(B); parfor n=1:R*K ...

11 Tage vor | 1

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Image segmentation for each slice in a volume stack
clear areas for i = size(stack,3):-1:1 ... all_areas = regionprops(area_filt, 'Area'); areas{i} = [all_are...

11 Tage vor | 0

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Trying to find the odd and even number from 3:200 using equation mentioned below
n = 3:200; even=~rem(n,2); x = (n-3)/2 + 1 ; x(even)=(n-4)/2+0.5;

11 Tage vor | 0

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How to fit a function that has significant changes dependent on small changes of some parameters
Change the units of L to something smaller. Stop trying to measure the distance between houses in kilometers rather than in met...

11 Tage vor | 0

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Differences in power law fit vs. linear fit on log-log scale
There is a difference because the statistical distribution of the measurement errors changes under the log transformation. You s...

11 Tage vor | 0

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Detecting maximum with threshold
If you have the time, please look over my work and provide some guidence. In detectThreshold(), you need to add control logic ...

11 Tage vor | 0

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I want to turn this code into led light instead of red ones
Is this what you want? IMG=load('Image').A; c=regionprops(all(IMG>250,3),'Centroid').Centroid; %LED centroid/position ims...

11 Tage vor | 0

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Logical Indexing of Meshgrid
Logical arrays can be 3D just like any other Matlab array (except tables and 2D sparse matrices). You can use volshow to get a 3...

11 Tage vor | 0

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I want to find distance of an object in various of images
See triangulate().

11 Tage vor | 0

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How do I find the distance from 2 cameras to an object?
See triangulate().

11 Tage vor | 0

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iterating with predefined submatrix range
section_1 = {10:15, 6:18; 9:15, 6:20; 12:13, 34:36}'; for s = section_1 [i,j]=deal(s{:}); T(i,j, k + 1) = t_human *(T...

11 Tage vor | 0

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How to vectorize the evaluation of a kernel function.
K=1./pdist2(x_points,y_points);

11 Tage vor | 2

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Can we manipulate a file without opening it
If you have one single file, the reading and saving of the file should probably happen outside the loop. Use the parfor loop to ...

14 Tage vor | 0

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Incompatible sizes of arrays.
but i got error "Arrays have incompatible sizes for this operation." Can someone explain why? It should be obvious from the d...

14 Tage vor | 0

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Optimization: Capacitated Facility Location Problem
x=optimvar('x',[n,m],'Upper',0); y=optimvar('y',n,'type','integer','Lower',0,'Upper',1); objective=sum(f(:).*y(:))+sum(c(:)....

15 Tage vor | 2

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How to plot an Ellipse
Using this FEX download, https://www.mathworks.com/matlabcentral/fileexchange/87584-object-oriented-tools-for-fitting-conics-an...

15 Tage vor | 0

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Computing centroid of a detection box after computing NCC between a template image and another image
Centroid=[xoffSet,yoffSet] + [size(temp,2),size(temp,1)]/2; plot(Centroid(:,1),Centroid(:,2),'ro');

15 Tage vor | 0

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