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Brian Hemmat

MathWorks

Last seen: 4 mesi fa |  Attivo dal 2018

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Risposto
How can I perform speaker verification for X-Vectors based on the ivectorsystem documentation?
I don't think you can reuse the verify method for your purpose, but here's generally the steps you need to be taking: To perfor...

8 mesi fa | 1

| accettato

Risposto
silence period of audio still got values in MFCC,but it shouldn't be like this.
Hi Elaine, Depending on what you're doing with this, removing the silence may not be necessary. A lot of machine learning model...

8 mesi fa | 0

Risposto
How do i change my audio data to be the same length for an AudioDataStore
Are you sure you need the audio files the same length for your workflow? Take a look at this example for a workflow with fitcknn...

9 mesi fa | 0

| accettato

Risposto
Error with"HelperGenerateSpeechDenoisingFeatures"
Based on the error message, it looks like a problem with the parallel setup. Did you try validating the profile "Processes" in t...

9 mesi fa | 0

Risposto
How do I use fscmrmr with the outputs from the MATLAB example titled "Classify Sound Using Deep Learning"?
fscmrmr doesn't have any concept of time/continuity over time. To use it, consider each time step separately. For that reason, i...

12 mesi fa | 0

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Risposto
How do I relate the scores fscmrmr to the feature names used in the network?
Many audio "features" are vectors. For example, the default MFCC feature has 13 elements. So if you just turned on MFCC, then yo...

12 mesi fa | 0

| accettato

Risposto
How do i create a comparison loop of two signals based on their spectral centroid value, with a sliding filter dependant on outcome to balance the amended spectrum
Hi Peter, I'm not sure I fully understand your problem statement. Here's some sample code for what I think you're asking about, ...

oltre un anno fa | 0

| accettato

Risposto
How to obtain the same output in spectral descriptors, using frequency and time domain inputs?
%% Compare Time-Domain and Frequency-Domain Inputs [x,fs] = audioread('Counting-16-44p1-mono-15secs.wav'); % Define window a...

oltre un anno fa | 0

| accettato

Risposto
How to generate audio from colored MFCC in the form of image?
Inverting MFCC will require knowledge of the algorithm and parameters used to extract the MFCC. Note that perfectly reconstructi...

oltre un anno fa | 1

Risposto
input shape to the LSTM net when doing inference for VAD tasks
I did not look at the dimensions you're discussing, but I can say that you are correct that the "streaming" code in the example ...

quasi 2 anni fa | 0

| accettato

Risposto
Input data must be a formatted dlarray.
As Matt J said, the mfcc function, and all feature extraction functions provided by Audio Toolbox, doesn't support dlarrays as o...

quasi 2 anni fa | 0

Risposto
code not working in MATLAB 2020b
I can't reproduce this from my end (the download works fine). Can you print the results of ver?

circa 2 anni fa | 0

Risposto
Free-to-use speech-to-text conversion using MATLAB interface to .NET
Hi Steven, You can try out wav2vec 2.0. You can find a MATLAB implementation here: https://github.com/matlab-deep-learning/wav...

quasi 3 anni fa | 0

Risposto
How do I adapt the "Denoise Speech Using Deep Learning Networks" example to the TIMIT dataset?
The suggestions below are with respect to the R2021b release. If that's not the release you're working from/these changes don't ...

quasi 3 anni fa | 0

| accettato

Risposto
How to remove 3rd person voice from an audio signal?
These examples might be helpful: Cocktail Party Source Separation Using Deep Learning End-to-End Deep Speech Separation They ...

quasi 3 anni fa | 0

Inviato


wav2vec-2.0
This repo provides the pretrained baseline 960 hours wav2vec 2.0 model in MATLAB.

circa 3 anni fa | 30 download |

Risposto
Undefined function error in Audio Toolbox and Deeplearning Toolbox
Hi Yifan, To run the example, you'll need to open the example using this command: openExample('deeplearning_shared/DeepLearnin...

oltre 3 anni fa | 0

| accettato

Risolto


MATLAB Basic: rounding
Do rounding near to zero Example: -8.8, answer -8 +8.1 answer 8

oltre 3 anni fa

Risposto
Convolution Reverb audio plugin
Hi Lorenzo, My understanding is that you are developing a function but eventually want to convert it to an audioPlugin object. ...

oltre 3 anni fa | 0

| accettato

Risposto
Why am I getting an "out of memory on device" error when trying to run the Speaker Recognition Using X Vectors Example?
Hi Joseph, Are you sharing that GPU with other programs (for example, is it also being used for your graphics?)? That can cause...

oltre 3 anni fa | 0

Inviato


Baseline-MATLAB-DCASE
This repo contains an unofficial MATLAB implementation of DCASE2021 Task 1A baseline code, which is part of the DCASE challenge....

oltre 3 anni fa | 1 download |

Risposto
Smoothing output in delay plugin
The example plugin, audiopluginexample.DampedVolumeController, might be helpful for this issue.

oltre 3 anni fa | 0

| accettato

Risposto
How can I detect audio device changes?
Hi Mattias, Starting in R2020b, you can use audiodevreset to refresh the list of audio devices MATLAB can interact with: https...

quasi 4 anni fa | 0

| accettato

Risposto
Separate voiced and unvoiced frame of speech signal
This example: https://www.mathworks.com/help/audio/ug/speaker-identification-using-pitch-and-mfcc.html#SpeakerIdentificationUsi...

quasi 4 anni fa | 0

| accettato

Risposto
Not sure if I set up this neural network correctly
Hi Saketh, I believe the example you're following is more of a 'hello-world' type example--your current code is trying to accom...

circa 4 anni fa | 0

| accettato

Risposto
Adding confusion code for LSTM classification on audio files in Matlab
You can use confusionchart: https://www.mathworks.com/help/deeplearning/ref/confusionchart.html Your output from classify will ...

circa 4 anni fa | 0

| accettato

Risposto
How to get magnitude values for a Parametric EQ?
Hi Nathan, The syntax of freqz that you were using in your code above expects w to be normalized fequency. I ran your code an...

oltre 4 anni fa | 1

| accettato

Risposto
Getting NaN and Inf values after extracting features from Audio files
The features you are extracting (basically statistics about a spectrum) are either not defined or poorly defined for an all-zero...

oltre 4 anni fa | 0

| accettato

Risposto
FreeverbReverberator example Plugin error
Hi Pablo, Audio plugin API requires plugins to support variable-sized input. The audioexample.FreeverbReverberator does not sup...

oltre 4 anni fa | 0

| accettato

Risposto
Parameter settings for gtcc feature extraction in the aFE and extract() function
The audioFeatureExtractor object does not support time-domain filtering for GTCC. I am curious, what is your use-case? Are you ...

oltre 4 anni fa | 0

| accettato

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