[ํ์ด์ฌ] Low, High, Band Pass filter๋ฅผ ์ด์ฉํ ์ ํธ ์ฒ๋ฆฌ, FFT ๋ณํ์ผ๋ก ์ฃผํ์ ์์ญ ํ์ธ.
ยท
๐ Python/Application
์๋
ํ์ธ์. Low Pass Filter, High Pass Filter, Band Pass Filter๋ฅผ ์ด์ฉํ ์ ํธ ์ฒ๋ฆฌ์ FFT ๋ณํ์ผ๋ก ์ฃผํ์ ์์ญ์์ ํํฐ๊ฐ ์ ๋๋ก ๋์ํ๋์ง ํ์ธํ๋ ๊ฒ๊น์ง ํ์ด์ฌ์ผ๋ก ๊ตฌํํฉ๋๋ค. from scipy import signal import matplotlib.pyplot as plt import numpy as np import scipy.io import os mat_file = scipy.io.loadmat('signal1.mat') (file_path, file_id) = os.path.split('signal1.mat') # file path, file name fs = 1024 # sample rate order = 10 # order cut_off_fr..