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Binaya


Last seen: 4 jours il y a |  Actif depuis 2023

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Python Error: ModuleNotFoundError: No module named 'sklearn'
Hi Zair I understand that when you are using "sklearn" package in MATLAB you are getting the above error. It is possible that ...

environ un mois il y a | 0

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Two lines of plot title with number and date time
Hi Adi To insert two lines of text in the title of the plot you can pass a cell array into the 'title' function containing two ...

environ un mois il y a | 0

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design LPF using Filter with Butterworth
Hi Mohamed You can follow the below steps to create a lowpass Butterworth filter: Setup the parameters for Butterworth filte...

environ un mois il y a | 0

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How to design a 3rd order butterworth bandpass filter characteristic which will then be used for the dfilt.df1tsos function?
Hi Patrick Your approach is correct. To design a 3rd order Butterworth bandpass filter, you just need to modify the "butter" ...

environ un mois il y a | 0

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CWT using Daubechies wavelets.
Hi Josef Currently, MATLAB does not support continuous wavelet transform using 'Daubechies' wavelets. "cwt" function currentl...

environ un mois il y a | 0

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Why cwtft is not recommended anymore?
Hi Shirin I understand that you have a few queries related to the "cwtft" and "cwt" functions. I will try to clarify them below...

environ 2 mois il y a | 0

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periodgram vs pwelch not showing similar results
Hi Andreas I understand that you are trying to plot the power spectral density using two different approaches. The 'pwelch' fun...

environ 2 mois il y a | 0

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How can I change the regularization (weight decay) in fitnet?
Hi Bao To use regularization in "fitnet", you can modify the regularization performance parameter of the network. The following...

3 mois il y a | 0

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How to reconstruction multilevel wavelet (DWT)
Hi grandong I understand that you would like to reconstruct your signal from wavelet coefficients. You can use "wavedec" and ...

3 mois il y a | 0

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cwtfilterbank magnitude linear scale
Hello Jhon I believe you have used the code provided here: https://www.mathworks.com/help/wavelet/ref/cwtfilterbank.html?sear...

3 mois il y a | 0

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subdivide numbers inside a file .xlsx
Hi Alberto You can follow the below steps to divide the numbers into different columns: Read the data using "readcell" funct...

3 mois il y a | 0

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=polyfit function give error in matlab app designer app
Hi Collin The error indicates that the values or sizes of "x" and "y" differ when used in App Designer. This issue arises becau...

3 mois il y a | 0

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mfcc for audio feature extraction
Hi Steel Please refer to the below documentation for instructions on how to use the "mfcc" function to extract the Mel-frequenc...

3 mois il y a | 0

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Cepstrum Coefficient/Order Extraction
Hi Ejay I believe you are trying to calculate the cepstral coefficients of the provided signal, specifically the 4th cepstral...

3 mois il y a | 0

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continuous wavelet transform- modify and reconstruct
Hi Behrang Yes, changing the coefficients of the wavelets is the right way for modifying the a signal. You can follow the belo...

3 mois il y a | 0

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SPL of wav file
Hi Ryan I understand that you want to calculate mean SPL i.e. Sound Pressure Level for all frequency bins in a recorded file. ...

3 mois il y a | 0

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Simscape Electrical connect to Simscape Specialized power system?
Hi Danny I believe you want to convert the physical connection of electrical wire to a simulink signal. Simscape Electrical ...

8 mois il y a | 0

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Trying to plot complex function for varying value of t
Hi Keaton By Euler's formula, use of the expression "exp(i*t)" results in the expression "cos(t)+i*sin(t)". From this express...

8 mois il y a | 0

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Diference between calculation of rSME and lossfunction during training of a neuralnetwork
Hi Ana I believe you want to understand why the loss functions of your neural network does not output the same values as rmse f...

8 mois il y a | 0

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Implementing Hilbert Function to obtain envelope
Hi William, I understand that you want to know why the "hilbert" function and "firpm" specified with "hilbert" option are gen...

10 mois il y a | 0

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How to plot the optimal point of an objective function
Hi Ancy I see that you would like to maximize the optimization model w.r.t. "x" and "y". where "Eb", "Es", "c" and "d" are pa...

10 mois il y a | 0

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Solution of a System of two PDE in two dimensions
Hi Edoardo The PDE toolbox needs you to express the equations in a required format. To understand how PDE toolbox can be used...

10 mois il y a | 0

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Illegal use of a matrix or vector type where a scalar was expected in Stateflow
Hi Pol Cardona I have executed the codes you provided and came across the error: "Illegal use of a matrix or vector type wher...

10 mois il y a | 1

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Is it possible to change the kernel size of ResNet50 pretrained networks?
Hi Amiera I understand that you would like to change the filter size of one of the convolution layers of the "ResNet50" pre-t...

10 mois il y a | 1

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Data format for classification Learner App for time sequence to class prediction
Hi Subhadip I understand that you want to load your dataset into MATLAB's Classification Learner app. To load the dataset in...

10 mois il y a | 0

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I don't know what's the problem, can somebody help me, i don't know the exact length of myspeech/myrecord since it varies on how fast i read
Hi Jane, It is my understanding that the variable passed in the "fft" function is not of correct datatype. "fft" functions ex...

10 mois il y a | 0

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How to convert MIDI file into audio file and preserve tempo?
Hi Mark I understand that you would like to know why the audio file generated from MIDI file is not playing at the same tempo a...

10 mois il y a | 1

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What does the Fourier analysis block does in the Simulink? does it acts like a filter for harmonic component?
Hi Praveen Based on my understanding, you would like to know how the "Fourier Analysis" block works in Simulink and if it act...

10 mois il y a | 1

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How to write TimerFcn code with logic
Hi Sheikh Based on my understanding, you would like to call the "TimerFcn" callback function periodically. Inside this callba...

11 mois il y a | 0

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Dot Indexing is not supported for variables of this type
Hi SuryaTeja Based on the description of the error, I understand that you are getting the error:"dot indexing is not supported ...

11 mois il y a | 2

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