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Brian Hemmat


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MathWorks

34 2018 年以降の合計貢献数

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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...

約1ヶ月 前 | 1

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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...

約2ヶ月 前 | 0

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

約2ヶ月 前 | 0

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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 ...

約2ヶ月 前 | 0

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MFCC into feature vector
The mfcc function returns mel frequnecy cepstral coefficients (MFCC) over time. That is, it separates the audio into short wind...

3ヶ月 前 | 0

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Why is the Reverberator output a two-column matrix.
The two columns represent the left and right channels of a stereo recording. The reverberator object is intended to mimic an aco...

3ヶ月 前 | 0

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Unrecognized function or variable 'helperExtractAuditoryFeatures'
Hi Divya, Please click the "open this example" button on the top right corner of the example. The "helperExtractAuditoryFeature...

3ヶ月 前 | 0

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HRTF plugin Filter error
Hi Pablo, The following code compiles for me (and should for you). Initialize the Numerator's with the correct size at constr...

4ヶ月 前 | 0

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Averaging Values in a Matrix with Nans
I think this is what you want to do: mean(Strain,2,'omitnan')

5ヶ月 前 | 1

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I want to identify male or female voice in a speech signal
Audio Toolbox provides an example: Classify Gender Using LSTM Networks

6ヶ月 前 | 0

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Speaker recognition
Audio Toolbox provides several examples for speaker recognition (both identification and verification): Speaker Identification ...

6ヶ月 前 | 0

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Voice recogntion /Speaker identification
Audio Toolbox provides examples for speaker verification: A simple one using Gaussian mixture models and a more complicated one ...

6ヶ月 前 | 0

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Speaker Recognition using MFCC and GMM
Audio Toolbox provides several examples for speaker recognition (both identification and verification): Speaker Identification ...

6ヶ月 前 | 0

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C-Code Error: Pitch Method Conversion to C Won't Work
Hi David, You're specifying a couple name-value pairs that aren't actually parameters of the pitch function (NumChannels, Sampl...

7ヶ月 前 | 0

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Speech Recogntion Demo
Audio Toolbox includes examples for speech recognition using CNNs and wavelet scattering: Speech Command Recognition Using Deep...

8ヶ月 前 | 0

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calculating the MFCC and BFCC for a signal
Starting from R2018a, you can use the mfcc function in Audio Toolbox to extract mel-frequency cepstral coefficients. To design ...

8ヶ月 前 | 0

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Can we identify a speaker using his/her cepstral coefficients calculated from MFCC?
Audio Toolbox provides an example for this application: Speaker Identification Using Pitch and MFCC.

8ヶ月 前 | 0

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How to extract features from speech signals using MFCC?
Starting from R2018a, you can use the mfcc function in Audio Toolbox to extract mel-frequency cepstral coefficients.

8ヶ月 前 | 0

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Text to speech synthesis matlab code
Audio Toolbox (R2019a or later) supports calling into popular 3rd-party APIs for speech synthesis: https://www.mathworks.com/ma...

8ヶ月 前 | 0

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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:...

9ヶ月 前

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how can i compare two audio files?
Euclidean distance between feature vectors is a good start for analyzing the difference between audio files. However, there are ...

9ヶ月 前 | 0

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Speech recognition (Isolated words 1-9)
Spoken Digit Recognition with Wavelet Scattering and Deep Learning illustrates two diferent approaches to spoken digit recogniti...

9ヶ月 前 | 0

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mfcc for wav file
When the mfcc function uses the default parameters, it outputs 13 mel-frequency cepstral coefficients, and appends the log-energ...

9ヶ月 前 | 0

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how to change female voice to male voice using matlab?
If you're interested in just shifting the pitch (which will get you most of the way there in terms of perception of male vs. fem...

9ヶ月 前 | 0

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Speech/Music Discrimination
As a start, take a look at the spectralCentroid function in Audio Toolbox™. This tutorial also covers some aspects of the area...

9ヶ月 前 | 0

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How to stop sound function from Audio toolbox?
Calling "clear sound" will stop the playback. >> [audio,fs] = audioread('Counting-16-44p1-mono-15secs.wav'); >> sound(audio,fs...

10ヶ月 前 | 0

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Only thing that I want to control is speed. not pitch.
Starting in R2019b, Audio Toolbox provides functions to shift pitch and time-stretch audio: shiftPitch, stretchAudio.

10ヶ月 前 | 0

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Spectral Centroid - get the same results in matlab and python
Hi Mariusz, Below is some code showing how you can get the FeatureSpectralCentroid function in your link to give close to the s...

10ヶ月 前 | 0

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audioFeatureExtractor function not found
If you are only interested in MFCC extraction, you can use the mfcc function, which Audio Toolbox introduced in R2018a. Here's h...

10ヶ月 前 | 0

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How to gender recognition with fft
The Audio Toolbox includes an example on gender identification using LSTM networks: https://www.mathworks.com/help/audio/exampl...

1年以上 前 | 0

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