Computer science · University
Prediction and evaluation · revision notes
Data used to fit model parameters.
Key ideas and conditions
Training set
Data used to fit model parameters.
Test set
Held-out data used to assess performance after model choices are made.
Baseline
A simple reference method used to judge whether a model adds value.
Metric
A defined numerical rule for evaluating predictions or errors.
Explain without looking
- Give a short example showing how Baseline would be used in practice.
- Summarize why Metric matters in the lesson “Prediction and evaluation”.
Further reading and review references
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