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# Vahram Voskerchyan

Last seen: 3 days ago Active since 2020

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Question

How to find the index of the first repeating value.
I want to find the index of the first repeating value and plot a vertical line at that point, when the graph stabilizes. a = [...

5 days ago | 1 answer | 0

### 1

How can I mesh plot the array of a shape 1x51x51 (double)
E_new = squeez(E2); surf(E2);

5 months ago | 0

Question

How can I mesh plot the array of a shape 1x51x51 (double)
I am trying to analyse the mode profile inside the waveguide. And the software gives me the following plot. The plot shows the...

5 months ago | 2 answers | 0

### 2

Question

How to find a specific area in the mesh plot.
How can I integrated the following 3D plot at specific points using trapz? mesh(data0)

7 months ago | 0 answers | 0

### 0

Question

How to convert 2D plot to 3D.
I have a plot that gives me the following plot. plot(field0(:,1), field0(:,2)) xlim([-0.1 0.02]) Is it possible to convert ...

7 months ago | 1 answer | 0

### 1

Question

How to integrate between 2 points of a given array.
I want to integrate between two points on the array, but when I do it I get 0. x2 = -0.4678 x1 = -0.4587 % find indices of...

7 months ago | 1 answer | 0

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Question

How to use findpeaks to find the width of the peak at 1/e^2.
I have a data and I want to find the peak value at 1/e^2. What I use is the following code. x=field5(:,1); y=field5(:,2); e ...

7 months ago | 1 answer | 0

### 1

Question

How can I get a time versus amplitude graph from the waveform.
I have used the following code to get a FMCW sweep for ThZ range. sFMCW = phased.FMCWWaveform('SweepBandwidth',192e12,... ...

8 months ago | 1 answer | 0

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Question

How can I make an exponential fit using two points of my data.
I have a data that I try to fit which and I get this plot using curve fitting tool box. x = (length_wg0*10e5)' y = T_forward_1...

9 months ago | 1 answer | 0

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Question

How can I extend the data in the x direction.
I used the curve fitting tool box to generate to fit the following data. But currently I am struggling to extend it in X directi...

10 months ago | 1 answer | 0

### 1

Question

How can I extrapolate following data to a certain value in x direction.
I have the following graph from my data and I want to extrapolate to 5000 in x direction with the given y data. How can I do i...

10 months ago | 1 answer | 0

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Question

How to implement the math equation correctly to make a plot ?
I have a equation for irradiance distribution that says. it's an radiance distribution where the k is the wave vector , is ...

1 year ago | 1 answer | 0

### 1

Question

How to make a cross section of the 3D plot ?
How can I make a cross section of this plot. I am want to get something like this but only one line of it (outline).

1 year ago | 1 answer | 0

### 1

Question

How to plot mutliple datas next to each other in one surf plot ?
I have several matrix data from Lumerical FDTD program where I have calculated farfield. I want to plot multiple farfields on ...

1 year ago | 0 answers | 0

### 0

Making element more than 600 takes forever.
For more than 100 elements the simulation can take up to one hour depending on the computational power.

1 year ago | 0

| accepted

Question

Making element more than 600 takes forever.
I am trying to make an Optical Phased Array with 680 elements, I have imported my parameters from Lumerical FDTD and now want to...

1 year ago | 1 answer | 0