A question about creating time-series features in machine learning.

An image will be attached at the bottom.
From the following images, for example,
・ A certain value is increasing immediately after Morning.
・ Noon does not change much compared to Morning, but it is on the rise.
・ Evening is not changing much, but it is increasing.

For example, using these facts as time series features
What are some ways to express it?

Everyone who is familiar with machine learning would appreciate your guidance.

  • Answer # 1

    Would you like to include the time as a feature value?

    If a particular time is meaningful, include whether it is that time.