AI glossary / How it works
Knowledge graph
A map of facts showing how things are connected, such as people, places and companies and the relationships between them.
More words in How it works
- LoRALow-rank adaptation. A cheap way to customise a big model by training a small add-on instead of changing the whole thing.
- Mixture of expertsA model design with many specialist parts, where only the relevant few switch on for each question. It saves computing power.
- Model collapseWhat can happen when AI is trained on too much AI-made content: quality and variety gradually decline.
- Multi-agent systemSeveral AI agents working together, each with its own job, such as one researching, one writing and one checking.
- Neural networkSoftware loosely inspired by the brain: layers of simple connected units that strengthen or weaken their links as they learn.