poor predictive accuracy
[/pʊr prɪˈdɪktɪv ækˈjurəsi/]
noun phrase
baixa precisão preditiva
1. The inability of a model, system, or method to make correct predictions or forecasts; a low rate of correct predictions compared to actual outcomes
The machine learning model suffered from poor predictive accuracy due to insufficient training data.
O modelo de aprendizado de máquina sofria com baixa precisão preditiva devido aos dados de treinamento insuficientes.
2. A metric indicating that predictions diverge significantly from real-world results or ground truth values
The weather forecast demonstrated poor predictive accuracy during the hurricane season.
A previsão do tempo demonstrou baixa precisão preditiva durante a estação de furacões.
This is primarily technical terminology used in data science, machine learning, and statistical analysis contexts. It is used similarly in both Brazilian Portuguese and American English professional environments. The term is more prevalent in academic and tech industry discussions than in everyday conversation.
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