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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...

대략 5년 전 | 0

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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...

대략 5년 전 | 1

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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...

대략 5년 전 | 1

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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...

대략 5년 전 | 1

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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...

대략 5년 전 | 0

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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....

대략 5년 전 | 0

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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...

대략 5년 전 | 1

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문제를 풀었습니다

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:...

대략 5년 전

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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...

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How to fix the error: "Expected Input to be a scalar" when using LMS Update block in Simulink from Matlab Documentation Example
Hi Yurii, I suspect the issue is that the LMS Update block requires scalar inputs, and the From Multimedia block output is ...

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How do I cascade biquad filters (dsp.BiquadFilter)?
Hi Patrick, You can use dsp.FilterCascade to cascade dsp.BiquadFilter objects

5년 초과 전 | 0

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pCompiledNumChannels error in audio plugin generation
Hi Pablo, The corssover filter object is complaining that the number of channels is unknown. This is because the code generat...

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Audio Synthesis by Generative Adversarial Network (GAN)
Hi Hina, Please check this exaample: Train Generative Adversarial Network (GAN) for Sound Synthesis https://www.mathworks.c...

5년 초과 전 | 0

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Randomise phase when using dsp.STFT / ISTFT real time?
Hi Angeliki, I think you need to invert the order here: [N,L] size(X); With the STFT object, the second dimension is the n...

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Load .mat file within an audioPluginClass?
Sorry Angeliki, my answer miht have been a little confusing. If the values are constant, I would consider coder.load. You would ...

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How to stop an audioDeviceReader recording
You can release the object to stop it. release(myMic)

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Real-Time Audio Project Advice
Hi Andrew, Audio Toolbox is indeed the product to use for real-time audio applications. At a high level, in addition to the a...

거의 6년 전 | 0

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LSTM error with number of X and Y observations
Hi Daniel, Please refer to the help of trainNetwork for info on correct input sizes for sequences. The inputs must be cell arr...

거의 6년 전 | 1

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Why does the spectralCentroid function in MATLAB produce such different frequency ranges from the Python Librosa equivalent function?
Hi Yixuan, I took a look at the librosa code. As Luuk mentions, it is a matter of different defaults. 1) spectralCentroid uses...

거의 6년 전 | 0

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concatenate audio files in simulink
Hi Katarina, Use two 'From Multimedia File' blocks to read the wav files. https://www.mathworks.com/help/dsp/ref/frommultim...

거의 6년 전 | 1

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MFCC extraction of an audio file
Mudit, Check out the mfcc function in Audio Toolbox. https://www.mathworks.com/help/audio/ref/mfcc.html [audioIn,fs] = audior...

거의 6년 전 | 1

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Using audiowrite function for large array (out of memory)
Terence, Consider using dsp.AudioFileWriter and dsp.AudioFileReader in DSP System Toolbox. This functionlaity is built to read...

거의 6년 전 | 0

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what algorithm is used in the audio labeler app?
Hi Uri, The 'speech detector' automatic labeling is based on the function detectSpeech, which is documented in Audio Toolbox:...

거의 6년 전 | 0

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문제를 풀었습니다

Remove the air bubbles
Given a matrix a, return a matrix b in which all the zeros have "bubbled" to the top. That is, any zeros in a given column shoul...

거의 6년 전

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Problem in adjust sound from text2speech
Audio Toolbox supports calling into popular 3rd-party APIs for speech synthesis: https://www.mathworks.com/matlabcentral/fileex...

거의 6년 전 | 0

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I am trying to use audiopluginexample in a matlab program. However, it gives the following error: Undefined variable "audiopluginexample" or class "audiopluginexample.SpeechPitchDetector". This is the first time i am using Matlab. Please help anyone?
This functionality ships with Audio Toolbox, so make sure your MATLAB includes Audio Toolbox.

거의 6년 전 | 0

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need matlab code for speech to text from audio
Audio Toolbox supports calling into popular 3rd-party APIs for speech transcription and synthesis: https://www.mathworks.com/ma...

거의 6년 전 | 0

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text to voice conversion
Audio Toolbox supports calling into popular 3rd-party APIs for speech transcription and synthesis: https://www.mathworks.com/ma...

거의 6년 전 | 0

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I want a souce code for speech to text.
Audio Toolbox supports calling into popular 3rd-party APIs for speech transcription and synthesis: https://www.mathworks.com/ma...

거의 6년 전 | 0

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Can we use the Microsoft Speech API's speech to text functionality in MATLAB?
Audio Toolbox supports calling into popular 3rd-party APIs for speech transcription and synthesis: https://www.mathworks.com/ma...

거의 6년 전 | 0