# krishna Chauhan

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**Content Feed**

Question

How to segment a video into multiple small video chunks?

Hi all, I have a dataset where each vedio need to be segmented into multiple small vedios. Can some one suggest any matlab c...

2 months ago | 1 answer | 0

### 1

answerQuestion

How to extract frames from a vedio file in avi format?

I tried the code below in both mp4 and avi files. The obj.NumFrames file is blank. There is not error messgae the object is cre...

2 months ago | 1 answer | 0

### 1

answerQuestion

Can classifier learner app, take input for each samples as a matrix?

Hi there I know How to use MATLAB classifer learner app. Now I have modified my data in sucha way that, each sample is transfor...

8 months ago | 0 answers | 0

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answersQuestion

Why the audioread function is giving data samples in two coloum?

Hi there I am using the code below to read sata samples in my audio dataset. Usually the size of data is (number of data samples...

8 months ago | 1 answer | 0

### 1

answerQuestion

what should be the constraint on window length in function melspectrogram?

hi there I am using the in built function melspectrogram in a loop, for calculation of spectrograms of a wav dataset. The code...

9 months ago | 1 answer | 0

### 1

answerQuestion

why there are two different comands for calculating convolution of two vectors?

What is the use of conv, when cconv can perform both linear as well as cicular convolution by choice of passing third argument....

11 months ago | 1 answer | 0

### 1

answerQuestion

I want to cut a vector into even number of terms in a loop

I am using a loop having multiple files having different lengths, and trying to make this length equal to an even number. Using ...

1 year ago | 1 answer | 0

### 1

answerQuestion

Why am I getting different accuracy in training a deep CNN in each trial?

Hi there I am using deep CNN architecture for classsification task. I wonder why I am getting different accuracy every time. Is...

2 years ago | 1 answer | 0

### 1

answerQuestion

what is the value for L2 regularization coeff, by default,while training?

while trainig a deep learning network in MATLAB, what is the trainingOptions for setting L2 regularization coeff.? Like if adam...

2 years ago | 1 answer | 0

### 1

answerQuestion

How validation run simultaneously in training graphs in Deep network ?

Hi there Can someone explain how training and validation graphs progress simultaneously in deep networks training? If am not wr...

2 years ago | 0 answers | 0

### 0

answersQuestion

While executing Deep learning code , I am getting an error regarding GPU

Hi during traing of DNN I am getting this error Unable to find a supported GPU device. For more information on GPU suppor...

2 years ago | 1 answer | 0

### 1

answerQuestion

Is it okay to stop early training of Neural network?

Hi there I am getting a training graph of NN after 50 epochs, as shown below. Along with a problem of diffrent accuracy every t...

2 years ago | 0 answers | 0

### 0

answersQuestion

Why in every run of SVM classifier learner app , I am getting different accuracy?

Hello all; I am using classifier learner app in MATLAB 2018a, Using SVM for multiclass classification. But each time on inputt...

2 years ago | 0 answers | 0

### 0

answersQuestion

can I see testing accuracy and loss graph in Neural network, like training graph?

In classify() function can i set parameters to plot graph for testing accuracy and loss? also what if I have not provided any v...

2 years ago | 1 answer | 0

### 1

answerQuestion

How to see cross validation in trainNetwork?

where can i see the cross validation while training the Neural network? I am talking about training Deep neural network using f...

2 years ago | 1 answer | 0

### 1

answerQuestion

Can I store the spectrogram matrix into a cell for each wav file, read by audioDatastore?

X=[]; numFiles=3000; for i = 1:numFiles [x,~] = read(ads); fs = 16000; frameLength = round(frameDuration*fs); ...

2 years ago | 0 answers | 0

### 0

answersQuestion

I am getting different accuracy after each run in DNN.

Hello there I am using a simple DNN architecture , with 24 layers in total, containing CNN and classification layer only. for 1...

2 years ago | 1 answer | 0

### 1

answerQuestion

I want to apply 1D CNN on sequence data, is there any provision for this additional layer in MATLAB?

I have arounf 5000 wav files in input data, on this raw data i want to apply 1D CNN as first layer. Saw examples of 2 D CNN on s...

2 years ago | 1 answer | 0

### 1

answerQuestion

How to change regularization parameter in SVM GUI?

I m training my data on SVM app. But everytime its giving almost 100% clasification accuracy. May be overfitting is the reason b...

2 years ago | 1 answer | 0

### 1

answerQuestion

AudioDatastore input output error

I am using audio files of unequal length,But for calculation of melSpectrograms i need equal datasamples in each file. I applied...

2 years ago | 0 answers | 0