Filefactory ✓ <PROVEN>

: Redefine the CREATE_DEEP_ENTITY method in the Data Provider Class (DPC) to parse the incoming nested data and save it to the database. 2. Extracting Deep Features (Machine Learning)

To create a "deep feature" (often called a ) using a FileFactory or similar system, you typically need to define a hierarchical data structure where a parent entity is created alongside its related child entities in a single request. FileFactory

: Save the resulting vectors into a format like a pickle file ( .pkl ) for later use. 3. Programming Implementation (Magento 2 / PHP) : Redefine the CREATE_DEEP_ENTITY method in the Data