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Using results from genetic algorithm as initial values in least square non-linear fitting
Hi @MOHAMED ABDULAZIM, The error mentioned in the question arises comes from the following line of code- options = optimoption...
alrededor de 2 meses hace | 0
Web app with input parameter as a url argument
Hi @Rachid Rezgui, The question mentions a Web app, so I am assuming that you have a MATLAB App here, which is most likely a MA...
alrededor de 2 meses hace | 0
Problem in running python function from MATLAB console
Hi @Poulomi, In the code provided in the question, when you call the function "WetBulb", the [0] added at the end results in in...
alrededor de 2 meses hace | 0
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C-Caller crash with Matlab 2025a
Hi @Davide, The issue of C-Caller models crashing in MATLAB R2025a might be sporadic since no models crashed when I try to the ...
alrededor de 2 meses hace | 0
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Are "Model Advisor" and "Simulink Check" the exact same tool?
Hi @Charles, Model Advisor and Simulink Check are closely related, however, they have slight differences. Model Advisor Mode...
alrededor de 2 meses hace | 0
How to find amplitude of given frequency ?
Hi @zeybek, In the code provided in the question, the Fourier coefficients (‘a_n’ and ‘b_n’) are calculated for a waveform, and...
alrededor de 2 meses hace | 0
How to find a figure of polynomial curve fitting for 3 matrices
Hi @Elinbesti, To plot the best polynomial curve for each matrix, we can modify the code provided in the question to use 2nd de...
2 meses hace | 0
how to multiply two signals given step signal of duration 0.2 and cosine wave ,and i need to plot the spectrogram of the output ,some how managed to get product but spectrogram is happening
Hi @chiranjeevi A, In the code provided in the question, you're trying to multiply a step signal with a cosine wave and analyse...
2 meses hace | 0
How to Exchange Real-Time Data Between Two Computers Using MATLAB?
Hi @MOSTAFA, In MATLAB R2019a, we can perform real-time, bi-directional data exchange between two MATLAB scripts on different ...
2 meses hace | 0
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Problem with 2D fftshift
Hi @Latifa Bouguessaa, I am assuming that you want to apply FFT shift to a 2D FFT to get the zero-frequency (DC) component at t...
2 meses hace | 0
Mathlab code for Modified duobinary encoder without Precoder
Hi @Sanginadam Neeha, I am assuming that you need help in writing the code for a modified duo-binary encoder (without precoder)...
2 meses hace | 0
i want to generate 1khz freq with hanning , the code is provided , tell me the input values.
Hi @Parjanya, There are two signals in the code provided in the question. I am assuming here that only the first signal is used...
2 meses hace | 0
Estimate the roots of the equation (PLEASE HELP)
Hi @mat lab, To find the roots of the equation provided in the image, we can use “fzero” function available in MATLAB for numer...
2 meses hace | 0
finding the angle between a line and oblique axis
Hi @Suzuki, We can compute the angle between a vector and an axis (X, Y or Z) directly without rotating any of the axes, using ...
5 meses hace | 0
Signal Processing time frequency
Hi @Xhi Pika, Assuming that the spectograms are already available, we can calculate the 'Power Spectral Density' (PSD) for each...
5 meses hace | 0
I want to remove noise from my audio signal by simplest method?
Hi @usman, In the code provided in the question, the Wiener filter used (“wiener2”) to remove Gaussian noise from an audio sign...
5 meses hace | 0
How the mskmod function is performing the differential encoding in the 'diff' mode?
Hi @Abdul, When we enable the “diff” option in the built-in function “mskmod”, MATLAB performs differential encoding internally...
5 meses hace | 0
I need help fix a check box in a gui
Hi @Amanda, We can show/hide the blue line based on the current state of the check box by leveraging the steps below- Store a ...
6 meses hace | 0
Multiple line Style on a yyaxis plot
Hi @Elodie Newman, We can plot the lines as dashes using the “LineStyle” property available in the “plot” function in MATLAB. ...
6 meses hace | 0
How may I show a multi modal distribution?
Hi @Maria Amr, The plot provided in the question above shows a multi-modal distribution modelled as a mixture of Gaussians (Gau...
6 meses hace | 0
Expanding a matrix with for loop
Hi Mareeah, To expand the matrix ‘alfa’ from 1x20 to 40x20, we can first declare the expanded matrix. Next, we can use the “li...
6 meses hace | 0
Laplace and inverse laplace
Hi @Maths Maths, We can find the Laplace and the Inverse Laplace transforms in MATLAB by manually applying the definitions of t...
6 meses hace | 0
What is the best way to export a figure into visio as vector?
Hi @Amro Alsabbagh, To export a MATLAB plot for use in Microsoft Visio, we must preserve its vector quality so that the lines a...
6 meses hace | 0
laplace transformation for array
Hi @mouh nyquist, To perform the Laplace transformation for the array M = [exp(x) 1; sin(y) i*z], we first need to define symbo...
7 meses hace | 0
Compare two tables, show same elements with correct id
Hi @Miki Arswark, In order to show the ‘id’ whenever ‘T1’ and ‘T2’ both have a logical 1, we can leverage the following steps- ...
7 meses hace | 0
Point cloud with Matlab
Hi @QS, To divide a point cloud into four quadrants, we can loop through each point using a ‘for’ loop and assign it to a quad...
7 meses hace | 0
Changing Vector Plot to Curve - Please HELP!
Hi @Allison Bushman, By calculating the area swept by h{13}, I am assuming that we aim to calculate the area covered by the h{1...
7 meses hace | 0
Surface Area at given hight of an STL file
Hi @Omar, We can follow the following steps to calculate the surface area in the X-Y plane, while traversing along the Z-direct...
7 meses hace | 0
Generating chaotic sequence with possitive numbers
Hi @Vijay v, To generate a chaotic sequence, we can use a logistic map which is a simple mathematical model that exhibits chaot...
7 meses hace | 0
Curve fitting in a for loop?
Hi @Kelly McGuire, In order to plot all the data points and curves plotted on the same plot using a ‘for’ loop, the code prov...
7 meses hace | 0
