Technical GlossaryNatural Language Processing

Slot Filling

An information extraction approach focused on automatically filling predefined information fields from text.

Slot filling is widely used in dialogue systems, form automation, call-center workflows, and document processing. It extracts fields such as dates, quantities, locations, product names, or intent parameters from user input. It creates a practical bridge between structured data and free text. Its production value is high because it turns text directly into actionable information.