Basics

Training

The process of adjusting a model's internal numbers so its outputs get closer to the examples it is shown. Training a large model from scratch takes huge amounts of data and computing power; most organisations use a model someone else trained.


Where this is taught

3How machines learn
Data, training and prediction; supervised, unsupervised and reinforcement learning, explained with everyday examples and no maths.
13Data, privacy and your workplace
What not to paste, how UK GDPR applies, training settings in each tool, and working inside your organisation's AI policy.
15How large language models work
Tokens, embeddings, attention, context windows, temperature and training: what is actually happening when a model answers you.

Related terms

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Beyond the definition

Knowing the word is the easy part

A short assessment scores you across five skill areas and builds a path through 18 modules, skipping whatever you already know. Free, no card.

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