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prediction error
[prɪˈdɪkʃən ˈɛrər]
noun
pl: prediction errors
erro de previsão
1.
The difference between an observed or actual value and a value predicted by a model or forecast
The prediction error in the weather forecast was significant, with temperatures differing by 5 degrees.
O erro de previsão na previsão do tempo foi significativo, com temperaturas diferindo em 5 graus.
2.
In machine learning and statistics, the residual or deviation of a predicted output from the true output
The model's prediction error decreased after retraining with more data.
O erro de previsão do modelo diminuiu após retreinar com mais dados.
Synonyms
forecast error
residual error
estimation error
deviation
Regional Variations
General Brazilian
erro de previsão
Standard term used in meteorology, statistics, and machine learning
São Paulo
erro de previsão
Common in technical and academic contexts
Portugal
erro de predição
Alternative form preferred in European Portuguese academic literature
Related Idioms & Phrases
margin of error
prediction accuracy
forecast deviation
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