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Power spectra of bottom pressure at D5, Digital filtering
subplot(3,2,5); % Power Spectral Density (PSD) 및 신뢰구간 계산 [Pxx, F, Pxxc] = pwelch(bottom_pressure, WINDOW, NOVERLAP, NFFT, Fs, ...

9 días hace | 0

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How do I add arrows in evolution analysis figure?
You can use annotation 'arrow'. Unfortunately by itself annotation() uses Normalized coordinates -- normalized relative to the f...

10 días hace | 0

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Every time I run this code, I get "Error using plot Vectors must be the same length.
The equation for guassian pulse does not involve complex numbers. https://doc.comsol.com/6.1/doc/com.comsol.help.comsol/comsol_...

10 días hace | 1

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Coordinates of objectes in the images
You velocity logic is incorrect. You build up a list of centroids. There can be more than one centroid in any image, and you co...

11 días hace | 0

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Why Is Colon Operator Not Equivalent To linspace Command?
The colon operator is defined to use repeated addition. When the increment does not happen to be an integer multiple of a power ...

11 días hace | 0

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How to customize the markers of the scatter figure, as shown below
Unfortunately, markers are only customizable between a limited number of pre-set shapes. You will need to patch(), as I recentl...

11 días hace | 1

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How to plot 3D radiation pattern together from 2 separated .OGL files data in Matlab
patternCustom() does not accept x y z vectors. patternCustom accepts magE array or vector, and theta and phi vectors. (In the c...

11 días hace | 0

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Non-linear Scale for Radius Axis in a Polarhistogram Plot
polaraxes does not have any way to adjust the scale factor. It does not for example have an RScale property that might (hypothet...

12 días hace | 0

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Does R2022b support MISRA C:2012 Amendment 3 (AMD3)?
MISRA C:2012 Amendment 3 support was added in R2024a.

12 días hace | 0

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How to find the position of a number in an array?
You can use the “find” function to return the positions corresponding to an array element value. For example: a = [7 8 8 2 5 6];...

12 días hace | 22

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how do I set the property "RemoteConnectivity" == 1
feature("RemoteConnectivity", 1)

12 días hace | 0

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Change Line width and Line color in findchangepts function.
After you findchangepts(ACc(:,2),'Statistic','mean','MaxNumChanges',2); then do ax = gca; %if you want to affect the line...

12 días hace | 2

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Plotting with 3 variables
x = linspace(-10,10); z = linspace(-10,10); y = -(2.*sin(z)+x.*cos(z)); plot3(x, y, z) xlabel('x'); ylabel('y'); zlabel('z')...

12 días hace | 0

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how to calculate for 100's of coordinates
x = linspace(MinimumX, MaximumX, NumberOfX); y = linspace(MinimumY, MaximumY, NumberOfY);

13 días hace | 0

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null or NaN entries in image arrays?
The trick is that if your image array is not datatype single() or double(), then there is no way to set locations to be ignored ...

13 días hace | 1

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How to find the maximum value of the first column in multiple matrices excluding the row we selected?
X = rand([6,3,2]); Selected_Row = 2; max_by_column = max(X(setdiff(1:end, Selected_Row), :, :), [], 1)

13 días hace | 0

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How to solve this equations using matlab code,I use solve but I have obtained a wrong and strange solution, and I don't know why.
eqn1 = 19/Q + 1/(2*50*10^(-6)) - 5/(24*t^2); solving for Q involves t^2 eqn2 = (5 + 0.5*(Q/(50*10^(-6))))*(Q - 7.02*10^(-6)) -...

13 días hace | 1

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Handling missing observations while using fmincon
Use this kind of structure: XY = [X, Y]; XY = rmmissing(XY); Xm = XY(:,1:end-1); Ym = XY(:,end); objfun = @(PARAMS) sum((...

13 días hace | 0

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how to convert table to matrix?
table2array() . Or, if the table is all numeric, you can give the table name and then {:, :} such as mytable{:,:}

13 días hace | 19

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Is it possible to select the parameters in the approximation equation using MATLAB?
If you do not have the curve fitting toolbox, then you can try x = %... y = %... objfun = @(abc) sum( (abc(1).*exp(abc(2).*x+...

13 días hace | 0

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how to convert string to a daily datetime?
DateTime = datetime('1900-01-01 00:00:00') + Time/24;

13 días hace | 0

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How to plot lines from a structure array faster?
The difference in plotting times is due to the difference in range of coordinates. If you were to plotm(lat/10, lon/10, '-k') ...

13 días hace | 0

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To obtain the coefficient value matrix TransformationDelayMatrix1 for for a method of a class definition NewtonRateConverter
Your code does not call computeTransformationDelayMatrix1 anywhere, so TransformationDelayMatrix1 is going to be the default []

13 días hace | 0

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How can I speed up GUI startup?
The single most important speedup you can make for MATLAB startup, is to install MATLAB on a decent SSD (Solid State Drive)

14 días hace | 1

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How to edit the "▲" marks on the Nyquist plot and change only the lines in the negative frequency range to dashed lines
nqp = findobj(groot, 'type', 'nyquist'); npa = findobj(nqp, 'Tag', 'NyquistPositiveArrow'); npa.FaceColor = APPROPRIATE_RGB_...

14 días hace | 0

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How to Convert Text to Uppercase and Special Formats in MATLAB?
A non-trivial problem that you will run into, is that styles and "special formats" cannot be directly encoded into text. You c...

14 días hace | 0

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Diagonal between two random positions in matrix
Use [x2, y2, P] = impixel(xref,yref,YourMatrix,xi,yi) impixel will first determine whether the x distance of the difference is...

14 días hace | 0

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Error: Generated code from your project uses OpenCV and requires that you use a supported C++ compiler. Use 'mex -setup' to select a supported C++ compiler.
https://www.mathworks.com/help/vision/ug/install-and-use-computer-vision-toolbox-opencv-interface.html For Windows, you need M...

14 días hace | 0

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Someone that can help me with 3D graph?
It is not a nice surface. x=[ 13.6 11.3 9.7 9.3 10.6 9.8 25.6 28.2 31.4 28.2 28.6 29.2 1...

15 días hace | 0

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Develop a generalize MATLAB code to * perform the following transformations on a pentagon defined by the points A, B, C, D, and E, where the coordinates are based on the last
Create the required pentagram object. Now, create one hgtransform object for each of the required transformations; parent the h...

15 días hace | 0