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**Feeds**

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)

ongeveer 14 uur ago | 1

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_...

ongeveer 16 uur ago | 0

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...

ongeveer 23 uur ago | 0

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...

ongeveer 23 uur ago | 0

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...

1 dag ago | 0

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...

2 dagen ago | 0

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...

2 dagen ago | 0

How can I make the value in the workspace show more than 4 digits?

The other answers are not exactly wrong... but format does not control the display of values in the Workspace browser. Control o...

2 dagen ago | 1

How to use the .m file or MABLAB command to create a "CAN Pack" Block in a new simulink model(.slx)

https://www.mathworks.com/matlabcentral/answers/296369-how-to-programatically-update-many-can-pack-blocks You would use add_b...

3 dagen ago | 0

How to plot average runtimes for sorting algorithms

fcns = {@insertsort, @selsort, @mrgsort}; for INDEX1 = %... for INDEX2 = %... tic; sorted = fcns{INDEX1}(...

4 dagen ago | 1

| accepted

How to complete this if-else statement for minesweeper.

You can do the calculations without if/elseif . Use max(1,r-1:r+1) to clip against the top margin. Use min(row, r-1:r+1) to cli...

4 dagen ago | 0

problem in plot for two function

function y = Escattheory(rho,phi) %... y=vpa(symsum(factor,k,0,inf),3) Regardless of anything else, because of the vpa(), Esc...

4 dagen ago | 0

| accepted

dsolve not found. Showing help for ode/SelectedSolver instead.

dsolve() is part of the Symbolic Mathematics Toolbox; you must have not installed that.

5 dagen ago | 0

| accepted

busdays function not return correct date

date_1 and date_2 both happen to have times of 09:30 date_3 has a time of 10:30. date_4 has a time of 9:30 The internal logic ...

5 dagen ago | 0

| accepted

Plot files with legend names indicated from a value from each file

plot(T,z,'LineWidth',1,'color',couleur(nn,:), 'DisplayName', string(sta(1)));

5 dagen ago | 0

why does the aasamplebiasedautoc is giving abnormal results with a noise signal?

That code expects a vector of input as the first parameter. You are sending in a 2D array. The way your data is arranged, the co...

5 dagen ago | 0

clicking on data tips option breaks WindowButtonDown callback

This is expected. Data tips rely upon WindowButtonDownFcn and there can only be one WindowButtonDownFcn active at a time on any ...

5 dagen ago | 2

| accepted

solving a nonlinear equation with complex numbers

Zo = 50; syms R syms X Z=(R*1i*X/(R+1i*X)); r=(Z-Zo)/(Z+Zo); assume(R,'positive') assume(X,'real') eqn=[abs(r)==0.5, an...

5 dagen ago | 0

| accepted

Is there a way to define a callback function in Matlab that triggers on runtime errors?

Sorry, there is no way of doing this. The most you can do is put a try/catch around the top level of your code. However, when t...

5 dagen ago | 0

How to add pattern fill to markers in scatter plot?

There is unfortunately no simple way to add hatch filling. To apply hatch filling, there are two possibilities: Create sample ...

5 dagen ago | 1

| accepted

Second order PDE solving CFD problem

conv_term = (theta(i, j) - theta(i, j-1)) / dx; diff_term = (theta(i+1, j) - 2 * theta(i, j) + theta(i-...

5 dagen ago | 0

Integrating Parallel Computing with App Designer for Real-Time UI Updates

The only Mathworks product that is designed for Real-Time work is Simulink Real-Time. You will never be able to get Real-Time ...

5 dagen ago | 0

Fourier Transform of e^jkt, not giving an answer

The fourier transform of that function does not converge. You need to take abs(t) syms t w K S=exp(K*j*abs(t)) F = fourier(S...

6 dagen ago | 1

Need a MD5 Hash file

https://www.mathworks.com/matlabcentral/fileexchange/5498-md5-signature-of-a-file https://www.mathworks.com/matlabcentral/file...

6 dagen ago | 0

| accepted

How do I save adw modified audio to a wav file

Use dsp.AudioFileWriter Note: in your current code, the y that you audiowrite() would represent only the last buffer-full of da...

6 dagen ago | 1

I wanna solve to solve

The fundamental problem here is that when you use the old form of solve that used quoted expressions, that variables defined in ...

7 dagen ago | 0

creating spatial heat map in matlab for one variable with x,y coordinates

You tried to calculate the pairwise distance between 112899 points . The way your code is structured, that involves building a 1...

7 dagen ago | 0

I am trying to run an code an shows Number of elements must not change. Use [] as one of the size inputs to automatically calculate the appropriate size for that dimension.

N = round(double([f_x; b_x])); M = round(double([f_y; b_y])); We are not given any information about the sizes of f_x or f_y o...

7 dagen ago | 1

Latin Company Name.

"Latin Company Name" is the internal name Mathworks gives to "Company Name" fields on various sign-up forms, such as https://www...

7 dagen ago | 0