Resolve "smoothing - smoothing time series data"

Description

Smoothing system.

Related Issue

Closes #52 (closed)

Proposed Changes

• See #52 (closed)

Testing

•  

Checklist

• I have tested the changes thoroughly
• I have updated the relevant documentation
• I have added necessary comments and explanations in the code
• I have considered backward compatibility, if applicable
• I have reviewed the code changes myself

Additional Notes

Documentation can be found in the Obsidian folder offline.