How to get the year patterns in a series of time | This is Lorzo Mzzzaza | Feb, 2025
Using four changes to find seasonal items
My professional health as a data scientist, meet a series of time many times. Most of my knowledge comes from my academic experiences, especially my studies in the Economic (I have economic degrees), where we learned mathematical buildings and models in the time series.
Between the models I have read Investigateconfess male In the series of time, however, we have never learned how to repeat the Katter patterns.
Most of the time I had to find the time of the year I just rely on visual examination of the data. This was until I was offended in the YouTube video Fourier turns and finally find out what Periogram is.
In this blog study, I will explain and use simple concepts that will change into useful tools that all DS is read.
Content
1. What is the four modification?
2. Fourier Transform Cython
3. Periogram
Let's think I have the following data (AEP's power, CC0 License):
import pandas as pd
import matplotlib.pyplot as pltdf = pd.read_csv("data/AEP_hourly.csv", index_col=0)
df.index = pd.to_datetime(df.index)
df.sort_index(inplace=True)
fig, ax =…
