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Kamil Kacer


Last seen: 1 día ago
35 total contributions since 2020

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Question


Problem with last step of program while debugging
My code works perfect until the last line as you see at the picture but when i click next step it give me these random number...

3 días ago | 0 answers | 0

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answers

Question


How to solve dimension problem
I got script like this and for some reason it works with some audio samples and with other it doesnt. asc ascacsSamples ...

3 meses ago | 1 answer | 0

1

answer

Question


How do i make qpsk constelation
Hi i want to make something like this from my qpsk please how do i do it

3 meses ago | 0 answers | 0

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answers

Question


How do i round to two decimals without zeros at the end
Hi I just want to keed 2 decimal places without those zeros shown at the picture what do I do please I tried round

3 meses ago | 1 answer | 0

1

answer

Question


How to expand matrix
Hi I have matrix 1 row 12225 columns and I want to colerate in with matrix 1 row 12230 columns how to I round them to same lengt...

3 meses ago | 1 answer | 0

1

answer

Question


How do I label pcolor y and x axes please
How do i label pcolor axes please

3 meses ago | 1 answer | 0

1

answer

Question


How do a make an avarage of two matrixes index by index
How do i make mean of these two matrixes index by index point(1,1) point(2,1) and so on all of them

3 meses ago | 0 answers | 0

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answers

Question


how to i check if matrix cotaining logical 1
I got B and i want to check if B cotains at least one '1' display super if all zeros display not good How do i do it A...

3 meses ago | 2 answers | 0

2

answers

Question


How to get ones out of matrix
Hi i have this matrix I want to write an if statement or use a function where i detect if there is any '1' in this sequence ant ...

3 meses ago | 1 answer | 0

1

answer

Question


How do i plot matrix in spectogram
HI i have matrix. I took 13 MFcoeficients for each frame How do i plot it into spectrogram please I want something lke this...

3 meses ago | 1 answer | 0

1

answer

Question


Plotting MF-Cepstrum
I avarage all the frames in an audio and this is the Mfcc avarage of them(Not sure if its suppose to be done like this) Now I w...

3 meses ago | 0 answers | 0

0

answers

Question


how do i plot only certain part of cepstrum
How do I plot only certain part of cepstrum for example only first half I dont want plot first half of coeficient because it mi...

3 meses ago | 1 answer | 0

1

answer

Question


How to correlate spectral coeficient
Hi guys i want to correlate two row vectors of spectral coeficient of a different size. I assume i just cannot cut one vector s...

3 meses ago | 1 answer | 0

1

answer

Question


how to make the length of culums equal
Hi i have code like this I want to scan my folder and for each wav in file( 5 files) i want to compute DFT the I want to fit t...

3 meses ago | 1 answer | 0

1

answer

Question


How to write if statement for logical value
Hi this is my Result matrix I converter them to logical values as shown below(dont know if it is neccecery) And now I wnat to...

3 meses ago | 2 answers | 0

2

answers

Question


how to calculate distance euclidean
Hi guys I just cannot figure out the math behind how does these matrices produce this c = 1 5 6 3 1 ...

3 meses ago | 1 answer | 0

1

answer

Question


Automatic detection of bark
Hi guys I have to do automatic detection of a dog bark among other sounds. What is the guideline of doing so ? I finished my co...

3 meses ago | 0 answers | 0

0

answers

Answered
wrong size of matrix
[Features, classNames, MEAN, STD, ... stWin, stStep] = kNN_model_load(modelFileName); [x, fs] = audioread(wavFileName)...

3 meses ago | 0

Question


wrong size of matrix
HI guys when i run this function it gives me an error This is F F fileClassification('audio.wav', 1, 'auto5.mat') Error usi...

3 meses ago | 1 answer | 0

1

answer

Question


Can anyone tell what is this line doing
It seems these two first lines two the exact same thing can anyone help I cannot figure out what they are doing a = d{1}...

3 meses ago | 2 answers | 0

2

answers

Question


what does this line do
d{i}(end+1:max(numOfTrainSamples)) = inf; can anyone tell what does this do d has 3 iteration and numOfTrainSamples is e...

3 meses ago | 2 answers | 0

2

answers

Answered
not enough input arguments
cityblock is another form of distance? But I do not need it. if ~isscalar(distancetype) || ~isnumeric(distancetype) || ~i...

3 meses ago | 0

Question


how to train dataset
Hi Iam trying to train a dataset on a short term basis of 1 Sample with 3 Features so I expect 3 row matrix. The problem is i ...

3 meses ago | 0 answers | 0

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answers

Question


not enough input arguments
Iam trying to run function but it give me an error in ' d{i} = pdist2(F{i}.', testSample, 'mahalanobis');' not enough input arg...

3 meses ago | 2 answers | 0

2

answers

Question


How do I create an open class classifier
I am calling function kNN_model_add_class to trained and create one class call dogs. How do I create an 'Open class' where th...

3 meses ago | 0 answers | 0

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answers

Question


How to correlate a sample audio to a train dataset
I have a trained dataset F(70,5) .. (70row 5columns) . How do I correlate sample audio to this whole trained class and see the ...

3 meses ago | 0 answers | 0

0

answers

Question


why is function giving me an empty matrix ?
>> stFeatures = stFeatureExtraction('signal', 44100, 0.2, 0.1) stFeatures = 35×0 empty double matrix ...

3 meses ago | 1 answer | 0

1

answer

Question


How to compute mffc
Hi i have a problem with computation of mfcc I have function feature_mfccs which needs mfccParams which i cumputed as a stuct ...

3 meses ago | 1 answer | 0

1

answer

Answered
Can recognize what distance is this ?
I have this function where iam clyssifing a sample and i just want to another distance based on which is the sample classified ...

4 meses ago | 0

Question


Can recognize what distance is this ?
Can anyone explain me what does this code do, Could it be the after first if is calculated euclodean distance and in else the...

4 meses ago | 2 answers | 0

2

answers

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