Answered
low pass filter coding that received white noise as a input
@Muhammad Asad, You have specified a low pass filter with a cutoff frequency of radians per unit time. Since you did not spec...

environ un mois ago | 1

Answered
My signal after filtering gets attenuated
@Mariam Atef, please include a short .wav file so we can run your code. Please post the most simple possible version of your co...

environ un mois ago | 0

Answered
I need to extract specific data and sum them up in different variables
@Laura Lennuyeux-Comnene, I think I and others will be able to understand you problem better if you post a spreadsheet with col...

environ un mois ago | 1

Answered
How I can plot this equation ((1-e^-a)^m)
@Aya Emam, First you need to decide if you want a surface plot, with two independent variables, or a line plot, with one indep...

environ un mois ago | 1

Answered
calculation of a derivative writing a function
@Zeynep Toprak, Why will maximizing U with respect to help you find ? You said you cannot write the code for properly. Do...

environ un mois ago | 0

Answered
How to create stereoParameters with known rotation and translation matrices, for rectification
@C.S., I am surprised your code runs, because lines 2 and 3 call a function by the wrong name - unless you wrote two functions ...

environ un mois ago | 0

Answered
Equation for Matlab Code
@David Kendal, Suppose you want a signal that starts at 20 Hz and goes up to 10000 Hz at a rate of 500 Hz/sec, and you want a ...

environ un mois ago | 0

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Answered
Solving set of differential equations
@mohamed talha, @Torsten is exactly right, and @Torsten is incredibly good at quickly seeing the key thing to do. In case it i...

environ un mois ago | 1

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Answered
How to get the coordinates (lat, lng) of the four corners of an image in MATLAB and display them together with the image?
@Cristel Esmerna, [edited: corrected typos] Let's assume you know the field of view (FOV), in degrees, of the drone camera. Ty...

environ un mois ago | 1

Answered
how does the xcorr fun works and what is the difference between corr and xcorr?
@tony jubran, by default, xcorr() computes the cross correlation at all possible overlap values for two signals. If x and y are...

environ un mois ago | 0

Answered
how does the xcorr fun works and what is the difference between corr and xcorr?
@tony jubran, [edited to crrect typos] @Matt J's references are exactly right. Here is an alternative, less precise, descript...

environ un mois ago | 0

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Answered
Bivariate Markov switching auto regressive model
@Marco Santorsola, Please post the equations describing the evolution of the two variables of the bivariate Markov process. Si...

environ un mois ago | 1

Answered
Minimize a function using simulated annealing algorithm
@Álvaro Recalde, Simulated annealing is best suited to combinatorial minimization problems. Simulated annealing can also be app...

environ un mois ago | 1

Answered
Autocorrelation of Bessel Function using MATLAB
@Ahmad Qayyum, @Image Analyst assumes that the function whose autocorrelation you seek is a Bessel function. And that was my ...

environ un mois ago | 1

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Answered
Plot: How to reflect a curve and multiply by another curve to produce 3d plot.
@Anand Rathnam, You said you imagine a cylinder. That suggests you want to rotate the reflected 2D curve about its middle. Is...

environ 2 mois ago | 0

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Answered
How can I replicate this plot using these differential equations and parameters?
@faraz khan, @Torsten is exactly correct, as usual. But since you are still stuck, here's some additional help. Define a sta...

environ 2 mois ago | 1

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Answered
The difference of SSE and MAE curve fitting and optimization
@Shaily_T, In most curve-fitting problems, you will not see a big difference when you minimize SSE versus minmize sum of absolu...

environ 2 mois ago | 0

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Answered
How to plot an x value using for loop from an input?
@Hunter Nau, You are plotting each point of the descent as a separate series, which is why you cannot connect them. This also m...

environ 2 mois ago | 0

Answered
Need help with this question please
@Roy Pearson, You included a script, broken into overlapping parts. The script has missing parts, for example in lines 9-11, 1...

environ 2 mois ago | 0

Answered
How to create and use transfer function for multi input multi output systems
@Osman Mert, I do not understand what kind of transfer funciton you want to create. Is a transfer function (as you intend the ...

environ 2 mois ago | 0

Answered
ecoacoustics - acoustic indices
@Christine, I don;t think this exists in Matlab - you will have to write it. The acoustics toolbox info is here. There do not ...

environ 2 mois ago | 0

Answered
plotting signals in frequency domain
@Sadi M Jawad Ahsan, Here is an example of what I was saying in my previous answer. Note that I define a vector of time values ...

environ 2 mois ago | 0

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Answered
plotting signals in frequency domain
@Sadi M Jawad Ahsan, [correcting my spelling mstakes] You have made an excellent start on the problem. I do not understand yo...

environ 2 mois ago | 0

Answered
How to present the determinant and eigenvalue using FprintF function
@Jonas Morgner, You can display the symbolic d2 and d3 using fprintf() as shown below. Note that d2 is a string variable, so I...

environ 2 mois ago | 0

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Answered
How can I obtain the eigenvector from a matrix?
[V,D]=eig([7,3;3,-1]) V is the vector of eigenvectors and D is the diagonal matrix of eigenvalues.

environ 2 mois ago | 0

Answered
how to plot ellipse around poincare map of RR intervals
@Dominik Smolinsky, Here is code that draws an ellipse that is designed to capture 95% of the data points. By adjusting a valu...

2 mois ago | 0

Answered
How can I write this in MatLab?
@Hunter Manning, N=10000; T=501; %number of particles and times a=0.1; %amplitude of each step (+ or -) x=ze...

2 mois ago | 0

Answered
Solving second order non-linear partial differential in three independent variables
@Mahesh Nallamothu, An analytical solution exists: Consider a solution which is independent of z and . In other words, T(r)...

2 mois ago | 0

Answered
Solving second order non-linear partial differential in three independent variables
@Mahesh Nallamothu, Yes you can. [Editing because I made a mistake in analyzing your postiing.] Matlab's PDE toolbox is very p...

3 mois ago | 0

Answered
i have 3 matrices the first one is 3x3 the second is 1x3 the third is 3x2 and i want to build new matrix using the 1st raw of the 1st and the second row of 2nd he 2nd
@fatima haydar ahmad, You wrote: "i have 3 matrices the first one is 3x3 the second is 1x3 the third is 3x2 and i want to buil...

3 mois ago | 0

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