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Extracting Audio File Frequency
@mehtap agirsoy, Middle C! The frequency sweep in my code goes from A3 to A5.

casi 4 años hace | 0

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Extracting Audio File Frequency
@mehtap agirsoy, [moved my answer from a comment to an answer] The google drive link you provided requres access permission. ...

casi 4 años hace | 0

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Anderson Darling Goodness-of-the-fit test?
@Ines, @Debbie Green, Calculating the AD statistic is straightforward, and the attached function does it. Figuring out the p-v...

casi 4 años hace | 3

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How to remove a range of frequencies from a time series using the Lanczos filter?
@Tracka Lowd, I recommend using the day as the unit of time. A three day time scale corresponds to a frequency of (1/3) per da...

casi 4 años hace | 2

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Solving a System of 2nd Order Nonlinear ODEs
@mpz, Please show how you converted the two differential equations, labeleled "7" and "8" in your figure, to a set of first ord...

casi 4 años hace | 1

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How could I implement a CFAR threshold in analyzing a time-frequency decomposed signal plus AWGN?
@Maximiliano Barbosa, The plots appear to be made with stft(). The SNR appears to be lower in the second plot. The vertical a...

casi 4 años hace | 0

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I'm trying to get my code to run some iterations to calculate different combinations. It needs to run every combination of height and diameter for all angles
@Tapuwa Shambira, Is this function called by another script? If so, give an example. You said the function creates a figure. ...

casi 4 años hace | 0

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How can I create a 3kHz brickwall filter to filter "movieaudio.wav" (human voice audio) that has a corrupting 8kHz tone. Comments on the code explain what I am trying to do.
@Roberto Santana, [edit: correct spelling errors] I understand that you were trying to create an approximation of an ideal low...

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How can I create a 3kHz brickwall filter to filter "movieaudio.wav" (human voice audio) that has a corrupting 8kHz tone. Comments on the code explain what I am trying to do.
@Roberto Santana, please post a sample .wav file with the 8 kHz tone. The file size will not be too large since it is just 4-5 ...

casi 4 años hace | 0

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How to curve fit using two functions in two different data segment
@aroj bhattarai, Yes, it is possible and not too difficult. YOu just need to write the error function, or cost function, appro...

casi 4 años hace | 0

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How can I generate an analytical flow field for poiseuille flow including a time dependent flow solution?
@Abhisheik Chanda, @Torsten did not follow up, because he asked for the equations, and you did not provide actual equations. W...

casi 4 años hace | 0

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How to sort eigenvalues when performing generalized nyquist criterion on 2x2 matrix?
@Merve Can I downloaded your code and ran it. It runs fine. The image generated is too large to fit on my small screen. You ...

casi 4 años hace | 0

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Implementation of Sum Slope Function
@Lucrezia Mattia, Can you attach a text file with the raw signal, and your code? Specifiy the sampling rate. If possible, ple...

casi 4 años hace | 0

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How to sort eigenvalues when performing generalized nyquist criterion on 2x2 matrix?
@Merve Can, Since you did not supply code, I am not exactly sure where the problem arises. I wonder if you are not sorting all ...

casi 4 años hace | 0

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Regular polygon drawing with number of sides and number of points per side as input
@Albert, There are different way you could go. One way is to define a time vector t=0:6; Define the corner coordinates point...

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Flatten plot from two vectors
@Lev Mihailov, Can you attach the vectors please? I cannot tell from the plot if the samlpling is uniform along x or not. I c...

casi 4 años hace | 0

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Trying to convert fuel cell model to first order rate
@Nathaniel Porter, I ran BFCBirds.m. I don;t see how it applies to modeling SGLT2 inhibition, especially when using the SymBio...

casi 4 años hace | 0

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a video in which I have to get the exact motion of a moving object and calculate the coordinates of that object before and after the movement.
@Haniye R, if the object is a well defined point in image 1 and image 2, then you can compute the motion in pixel coordinates: ...

casi 4 años hace | 0

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Finding the below fft
@Amy Topaz, [edited: correct typos, not in the code] You are using the 2D FFT. The 2D FFT is appropriate for images or other...

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Is there a code to get power spectrum corresponding to a velocity/acceleration time history?
@Aniket Desai, [edited: corrected spelling errors] Yes it is possible. Estimate the spectrum of the original signal by taking...

casi 4 años hace | 1

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filtering high speed signals 2GHz (up to 40GHz sampling frequency)
@Teresa, You have provided a great deal of information. I don't understand most of it, since digital communication is not my t...

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filtering high speed signals 2GHz (up to 40GHz sampling frequency)
@Teresa, [edited - cleaned up typos] Please provide files with the actual signals. What is the duration of the actual signals...

casi 4 años hace | 0

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How to calculate the norm of the transfer function in frequency domain?
@Cola, You don't need to multiply the function by its complex conjugate to get a purely real denominator. Just divide complex ...

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3D Poisson equation with point source using pdetoolbox
@Arseny Sidelnickow, I would replace the dirac delta function in your numerical simulation with a finite valued function over a...

casi 4 años hace | 0

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Radar System PPI polar display
@Jose Iglesias, [Edited: Fixed a few typos in my text below. Code, figure unchanged.] Angles should be in radians, not degrees...

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fit questions for surface from 3d scatter plot
@Brent Majcher, [edited: fixed the line containing "sum()] You are right that interpolation is not a smoothing technique in t...

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Power series with array input
@Tamna Sidhart, [edit: delete a line of unnecessary code] I assume that, since you have 300 values of phi, that you want to ev...

alrededor de 4 años hace | 0

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Selecting points at and around peaks in 2D
@Jerry Yeung, Since you want a rnage of values surrounding the ellipse, it seems you are still looking for a 2-dimensional data...

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How do I calculate the radius of this culvert from the image hyberbola?
@DGM, this is an inteesting and non-trivial problem. Here are suggesitons, based on my experience using the image processing to...

alrededor de 4 años hace | 2

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Line of best fit not plotting correctly
@Em, X and Y are flipped, for the best fit line plot, compared to what they should be.

alrededor de 4 años hace | 0