何かデータをフーリエ変換したくなることがある。例えば先生から「そのデータ、フーリエ変換してみたら？」と言われた時とか。なんとなくフーリエ変換がどういうものかは知っていて、PythonとかのライブラリにFFTがあるからデータを食わせればすぐ変換 ...

import os import cv2 import numpy as np # フォルダ内のtif画像のファイル名を取得 folder = '/path/to/folder' file_list = [f for f in os.listdir(folder) if f.endswith('.tif')] for file_name in file_list: # 画像の読み込み img = ...

This post is intended for developers who do not have expert knowledge of FFT. The sampling frequency of AVISS's MEMS accelerometer model AV308 is 1600 Hz. For more expert knowledge on sampling ...

Real-time data acquisition from Arduino over serial and frequency analysis using the Fast Fourier Transform (FFT). Built as a practical signal processing toolkit for embedded sensor systems. Captures ...

Someone asked if I could create a tutorial demonstrating the implementation of the Fast Fourier Transform (FFT) in Python, and to my surprise, I realized I had never made a video covering such a ...