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vahid torabi


Tehran

Active since 2014

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I want to find out which matrix (actually is a discrete plot) is more similar to another signal by using ANN
Suppose I have a group of matrixs (.mat data in workspace),I want to use ANN to discern which signal is more similar to my signa...

bijna 9 jaar ago | 0 answers | 0

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Question


I want to plot a equation. I've attached it. Who can Help me and do it???
Who can plot my equation? F=F(w), w0,R,L are parameters.

bijna 9 jaar ago | 1 answer | 0

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answer

Question


I want to calculate transfer function of my circuit in time-domain.
I have a circuit that I need to calculate its transfer function and plot it. I've attached my circuit. who can help me to do th...

ongeveer 9 jaar ago | 0 answers | 0

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Question


I want to have the transfer function of a PI model of circuit and plot it....
I've attached the circuit. R=0.0991, L=0.507 mH , C= 0.409 uF I want to plot the transfer function of pi model of circuit i...

ongeveer 9 jaar ago | 0 answers | 0

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How can I use Neural Network Recognition(in Matlab )to find out which signal is much more like to my signal?
Suppose I have a couple of signals (S1,S2,...Sn) and also I have an other signal Sx I want to find out how I can use neural ...

meer dan 9 jaar ago | 2 answers | 0

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Question


I have a couple of signals(sinal 1, signal 2, ...).And I have an other signal named signal k .How can I find out that which signal has the least phase shift with Signal k??
my signals: signal 1 , signal 2 , and..... my an other signal: signal k So now I want to find out the phase shift between (s...

meer dan 9 jaar ago | 0 answers | 0

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Question


what is the Code for FFT???
I have a saved signal in workspace .mat data. I have attached the pic. plz left me the code of FFT. thank you so much. H...

meer dan 9 jaar ago | 1 answer | 0

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answer

Question


How to transform y1(t) to Y1(S) in frequency domain.
By using of Fast Fourier Transform (FFT) in MATLAB,I want to transform y1(t) to Y1(S) in frequency domain. How can I do that?...

meer dan 9 jaar ago | 1 answer | 0

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Question


I have a circuit that I want to gain its transfer function.I've attached a JPG file.
Plz look at my JPG file. How can I find its transfer function??? Thank you so much.

meer dan 9 jaar ago | 1 answer | 0

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answer

Question


I have a time domain signal.I want to calculate energy of my signal......
Suppose my signal is X(t) then I want to get Fourier Transform >>> X(f) and then I want to calculate energy of my signal......

meer dan 9 jaar ago | 4 answers | 0

4

answers

Question


I want to apply a Dirac current pulse to my circuit. I'd like my current shape to be like the pic that I've attached.How should be my circuit?Please help me.
I've attached how I want my plot to be. Thank you very much.

meer dan 9 jaar ago | 0 answers | 0

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answers

Question


How to get FFT by FFT block in simulink?
Actually I have my discrete signal in workspace. I have my signal as time series (. mat data) I know I should use "from worksp...

bijna 10 jaar ago | 0 answers | 0

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Question


I have bunch of signals.and I have another signal that is one of mentioned signals but with shifted and different magnitude. How can I find out which signal shifted signal with different magnitude?
very simple example: my signals are: a=sin^2(x); b=cos^2(x)-2; c=x^3-1; d=x^2-1; and my another signal is f=4*cos^2(x-3...

bijna 10 jaar ago | 1 answer | 0

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Answered
How to find the first local max in a discrete signal?
I've attached my.mat data. My first max value is 0.004636 but this order gives me the first figure 0.000000003904964 !!! could...

bijna 10 jaar ago | 0

Question


How to find the first local max in a discrete signal?
I have the .mat data in workspace.(time and magnitude) I wanted to find the first local max in signal and its related time . c...

bijna 10 jaar ago | 2 answers | 0

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Question


I want to get FFT from my .mat data that have been saved in workspace. I have a timeseries data.>> t.mat (time) & data.mat (magnitude). I want to have a continuous plot for FFT .what must I do? can anyone help me? Thank you very much.
get fft from discrete data>> time and magnitude that have been saved as .mat file in workspace. How can I do that???

bijna 10 jaar ago | 1 answer | 0

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