Changhyun Kim

Last seen: 8 mesi fa | Attivo dal 2022

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Domanda

how to convert the seismic wave data in Excel to Fourier spectrum using filtering and sampling
Given information Time domain signal file : GYEONGJU(USN).xlsx (attached) Sampling rate (frequency): 100Hz Acceleration value...

oltre un anno fa | 2 risposte | 0

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Domanda

how to convert the seismic wave data in Excel to fourier spectra
I want to convert the seismic wave data in the attached Excel file to the frequency [Hz] on the horizontal axis and the magnitu...

oltre un anno fa | 1 risposta | 1

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Domanda

I hope to show that aliasing occurs for more than one sinusoid
I want to show that aliasing occurs for more than one sinusoid, such as sample like this x(t) = 3*cos(2*pi*300*t+pi/3) + 8*cos(...

circa 2 anni fa | 1 risposta | 0

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Domanda

I hope to use enough points and show only a few repetitions to make a smooth graph.
Plot the sinusoid 2*cos(2*pi*1500*t+pi/2), starting at t=0 seconds. I want to use enough points and show only a few repetitions...

circa 2 anni fa | 1 risposta | 0

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Domanda

using acceleration record, Get velocity and displacement signal & carry out FFT and plot the spectra
Given information Time domain signal file : GEE Earthquke.xlsx (attached) Sampling rate (frequency): 64Hz Acceleration values...

circa 2 anni fa | 1 risposta | 0

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Domanda

How to convert 183*5 matrix data into column vector data
I am wondering how to convert excel data in 183*5 matrix into column vector data. I hope to get the general code that converts ...

oltre 2 anni fa | 2 risposte | 0

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Thankful Level 3