已回答
Finding multiple fundamental frequencies using the pitch function
Hi Heeje, You've specified WindowLength as size(1,wsize). I suspect you mean wsize. The pitch function accepts a Range proper...

3 years 前 | 1

已回答
code for triangular filter banks and MFCC
There are two functions in Audio Toolbox that you can use for this task: mfcc: Computes MFCC codefficients for you designAudit...

3 years 前 | 0

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已回答
Speech Command Recognition Code Generation on Raspberry Pi - HelperSpeechCommandRecognitionRasPi
The function is part of the example. You can access it by clicking the 'Open Live Script' button on the doc page of the example ...

3 years 前 | 0

已回答
is there any code for detect human age and gender from voice
You can take a look at this example: https://www.mathworks.com/help/audio/ug/classify-gender-using-long-short-term-memory-netwo...

3 years 前 | 0

已回答
How to make a audio compressor and audio expander?
Haider, Audio Toolbox has functionality for dynamic range compression and expansion. I recommend you use it in your GUI. https...

3 years 前 | 0

已回答
How to import an audio file to simulink from app designer
Hi Roberto, Maybe this answers your scenario: In your App designer code, once the user has selected the file, you can use set...

3 years 前 | 0

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已回答
Extracting the individual filters in a crossover filter
Hi Simon, There is no documented way to get the individual filters. However, there is a hidden function that should help you: ...

3 years 前 | 0

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已回答
System Object Variable Size Tuneable Properties
Hi Michael, Your property u_hold is growing in size, which is problematic in simulink and in code generation in principal, whe...

3 years 前 | 0

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已回答
How to change test signal in "Denoise Speech Using Deep Learning Networks"?
Hi Charlotte, You can try changing the first line of code in that section to something likeL adsTest = audioDatastore(myfolde...

3 years 前 | 0

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已回答
Out of memory gather()
Hi Maxim, In many practical situations, your data might not all fit in memory. There is a modified workflow for that case. Se...

3 years 前 | 0

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已回答
Matlab, Audio Toolbox, Live Audio Tuning Problem with Plugin: How do I handle more than one property?
Hi Laurids, The process function defines how the output is computed based on the input and plugin property values. Maybe I am m...

3 years 前 | 0

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how to calculate sound level (spL) audio file (*.wav) ?
Hi ngoc, You can use splMeter from Audio Toolbox. % EXAMPLE: Calculate sound pressure level of signal audFileName = 'FunkyD...

3 years 前 | 1

已回答
ScaleValues property error in designing a filter with designParamEQ and dsp.BiquadFilter
Hi Patrick, I can't run your code because certain variables are missing (N1, GVector, in, out, etc), but in R2020a, this code s...

3 years 前 | 0

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已回答
Invalid training data. Responses must be nonempty.
Hi Martin, You can't pass an audioDatastore directly to the network. Create a transform datastore that organizes the data into ...

3 years 前 | 1

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已回答
Read and compare multiple audio files
% Use an audioDatastore to point to all audio files in a folder % Set IncludeSubFolders to true to read subfolders too ads = a...

3 years 前 | 0

已回答
run a loop until a sound plays
% Set this to the folder containing your images imageFolder = pwd; imd = imageDatastore(pwd,'IncludeSubfolders',true); imd = ...

3 years 前 | 0

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已回答
Reducing Noise and Artifacts with the Pitch Function
Hi Manash, If you want the rate of pitch estimates to be higher, you will need to increase the overlap length: p = pitch(aud,a...

3 years 前 | 0

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已回答
Distortion Plugin with variable Oversampling
Hi Adrian, There are multiple issues here. First, to reproduce the error, execute this: h = PickOversampling2 h.oF = 3 ...

3 years 前 | 1

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已回答
How to use Audio Plugin Example System Objects in a custom Plugin
Hi Adrian, Take a look at the plugin below and see if this answers your needs. What this plugin does is essentially internally ...

3 years 前 | 1

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已回答
Testing classifying gender on LSTM
Alfi, The second section of this example (Classify Gender with a Pre-Trained Network) addresses this:

3 years 前 | 0

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已回答
Recovering SampleRate from 'From Mutimedia File " Block in simulink
Hi Younes, One way to do this is with a probe block. Use a probe fo get the port sample time and dimensions. You get the samp...

3 years 前 | 0

已回答
spectral centroid in matlab
Hi Abhijit, spectralCentroid uses a window internally to compute the STFT of the signal. The default window length is 30 millis...

3 years 前 | 0

已回答
reverb effect in MATLAB
Hi Adnan, You can accomplish this with the reverberator object in Audio Toolbox: https://www.mathworks.com/help/audio/ref/re...

3 years 前 | 1

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已回答
how do i read multiple audio file from different files name ?
If you have access to Audio Toolbox, there is no need for much custom code to accomplish this. Just use audioDatastore. From th...

4 years 前 | 1

已回答
Perfect reconstruction linear phase FIR filterbank for audio without reconstruction filterbank?
Hi Pythagorean, Audio Toolbox has a crossoverFilter that supports up to 5 bands. The summed magnitude response is flat. http...

4 years 前 | 1

已回答
MFCC extraction for audio files in a folder
Hi Camille, The size of the output of mfcc, coeffs, is L-by-M for mono audio signals, where L depends on the audio input length...

4 years 前 | 0

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已回答
Is there a better way to write my downsampling function?
Hi Adriana, You should be able to use one of many resampling functions in Signal Processing Toolbox: https://www.mathworks....

4 years 前 | 0

已回答
Audio Plugin - cascade
Hi Nuno, I recommend you first try crossoverFilter. It implements a Linkwitz-Riley and supports up to 4 crossovers. You can c...

4 years 前 | 1

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已解决

Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

4 years 前

已回答
Index exceeds the number of array elements (480)
Hi Nathanael, I took a look at the code. I saw two issues: a. There seems to be a misplaced end that was making the reset m...

4 years 前 | 0

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