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Denis Stanescu


Last seen: 3 days ago
27 total contributions since 2017

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Question


Next/continue pushbutton in gui matlab
Hi, I have an simple interface with one figure and one push button. When i push the button i want to plot a graph in the figure....

5 days ago | 1 answer | 0

1

answer

Answered
how to deal with compiler error
I have the same error. Did you fix it?

11 days ago | 0

Question


stop working executable gui application
Hi, I have the following question. I have an application in matlab gui as executable. Is there a method that allows me to write...

13 days ago | 0 answers | 0

0

answers

Question


How to secure an executable GUI
I transformed a GUI into an executable application. I put this application on a PC and now I am thinking of two things: Is ther...

24 days ago | 1 answer | 0

1

answer

Answered
Compiler in 2017a fails to package scripts that compiled well in 2016b
Hello! Did you solve the error? I have the same error and I can not figure it out! Can you help me?

3 months ago | 0

Answered
Why does mcc generates Warning message about starup file even though the starup file is not present on MATLAB Search Path?
Hello! Did you solve the error? I have the same error and I can not figure it out! Can you help me?

3 months ago | 0

Answered
Why does creating a standalone application in MATLAB R2017a_Prerelease version generate a warning regarding "startup.m" adding paths?
Hello! Did you solve the error? I have the same error and I can not figure it out! Can you help me?

3 months ago | 0

Answered
Got error in compiling standalone app 2018a
Hello! Have you solve this error? I have the same error and i am trying to solve it. Can you help me?

3 months ago | 0

Question


add white gaussian noise
I tried to add noise to a signal. The signal noise ratio must be 0 dB. I tried with signal_noise=awgn(signal,0,'measu...

2 years ago | 1 answer | 0

1

answer

Question


Finding duration of a signal
I have a signal which represent a shot sound with the following characteristics <</matlabcentral/answers/uploaded_files/11287...

2 years ago | 1 answer | 0

1

answer

Question


Plot graph in GUI. Why i can plot a script, but i can't plot a function?
I want to plot a graph in GUI. when i simply put all code in the button function it works, the code is next one: % --- Ex...

2 years ago | 0 answers | 0

0

answers

Question


matlab gui error using axes invalid object handle
function spectrograma_Callback(hObject, eventdata, handles) % hObject handle to spectrograma (see GCBO) % eventdata rese...

2 years ago | 1 answer | 0

1

answer

Question


Graphic Object Size in matlab
Is there any way to make the circles bigger in this plot? <</matlabcentral/answers/uploaded_files/108742/poz.png>>

2 years ago | 1 answer | 0

1

answer

Question


Fslove don't find the right solution
I try to solve a non linear system, but Fsolve can't solve it. F=@(q)[sqrt((q(1)-5)^2 + q(2)^2 + q(3)^2 )-sqrt( q(1)^2 + (q(...

2 years ago | 2 answers | 0

2

answers

Question


Why my spectrogram have negative values?
In this figure we have a exponential sine wave and his spectrogram. My question is why the spectrogram have negative values? (fr...

2 years ago | 2 answers | 0

2

answers

Question


How can i fit the signal ?
So i have the signal from the figure. On OY is amplitude and on OX is time. My question is how to fit the signal in time? I mean...

2 years ago | 1 answer | 0

1

answer

Question


How to solve a system of equations?
I try to solve a non=linear equtions system, but it doesn't work. I missed something? F=@(x)[sqrt((x(1)-5)^2 + x(2)^2 + x(3...

2 years ago | 2 answers | 0

2

answers

Question


What happens when we sum the columns of a RPA matrix?
Let's say that I make Recurrence Plot Analasys for a signal. I obtain a matrix axb. If I sum the elements of columns of the matr...

2 years ago | 0 answers | 0

0

answers

Question


How can i find the time delay using spectrogram?
We observe that in the first plot we have a delayed signal and in the second one, his spectrogram. My question is how can i find...

2 years ago | 1 answer | 0

1

answer

Question


How can i delay a signal?
I'm working on a project and i'm interested in delay a signal with a number of seconds. I tried everything, but doesn't work. Ha...

2 years ago | 1 answer | 0

1

answer

Question


Acoustic source localisation with time difference of arrival
Let's assume that i must locate an acoustic source. For that I use 4 microphones and time difference of arrival method. i tried ...

2 years ago | 0 answers | 0

0

answers

Question


How can i read this spectrogram?
What information can i read from this spectrogram? I have 2 signals, the first one a sine and the second one a sine with noise ...

2 years ago | 0 answers | 0

0

answers

Question


How can i read a wavelet?
I have two wavelets, one foe a sine and one for a sine with noise. What information can i find from them?

2 years ago | 0 answers | 0

0

answers

Question


How can I read a spectrogram like this?
I want to know: what information can I read from this spectrogram?

2 years ago | 2 answers | 0

2

answers

Question


Is there a simple code for matched filter?
Let's say that i have a sinus wave and i must use a code for matched filter.How can i do that?

2 years ago | 1 answer | 0

1

answer

Question


How can i find with a simpe and easy code the zero crossing of a function?
Let's say that I have a sinus wave and i want to find and plot the zero crossing for that function.How can i do that, with a sim...

2 years ago | 1 answer | 0

1

answer

Question


How can i obtain a signal like this? i have some problem with the code.
<</matlabcentral/answers/uploaded_files/91631/1212.png>>

2 years ago | 2 answers | 0

2

answers