Glossary terms starting with F

4 terms in our enterprise AI glossary that start with the letter F. Each entry links to a full definition with how it applies in regulated enterprise work.

• FCA AI Strategy
  Regulation
  The Financial Conduct Authority's AI strategy is the UK financial regulator's published approach to AI supervision, emphasising existing rules over new AI-specific legislation.
• Fine-tuning
  Architecture
  Fine-tuning is the process of continuing the training of a pre-trained model on a smaller, task-specific dataset to specialise its behaviour.
• Foundation Model
  Foundational
  A foundation model is a large neural network pre-trained on broad data and designed to be adapted to many downstream tasks.
• Function Calling
  Architecture
  Function calling is the specific implementation of tool use where the language model emits a structured JSON object matching a function signature, which the host application then executes.

All glossary terms - Updated 2026-04-27.