stable estimator
[/ˈsteɪbəl ɛˈstɪmeɪtər/]
nounpl: stable estimators
estimador estável
1. A statistical estimator whose value does not change significantly with small changes in the sample data or underlying distribution
The median is a stable estimator because outliers have minimal impact on its value.
A mediana é um estimador estável porque os valores atípicos têm impacto mínimo em seu valor.
2. An estimator that produces consistent and reliable results across different datasets or sampling conditions
Researchers prefer stable estimators when working with noisy or incomplete data.
Pesquisadores preferem estimadores estáveis ao trabalhar com dados ruidosos ou incompletos.
3. In statistics and machine learning, an estimator with low variance and minimal sensitivity to perturbations in input data
A stable estimator is crucial for robust statistical inference in financial modeling.
Um estimador estável é crucial para inferência estatística robusta em modelagem financeira.
This is specialized statistical and mathematical terminology commonly used in Brazilian and international academic settings, particularly in statistics, econometrics, and machine learning courses. The term reflects the importance of reliability and predictability in quantitative research.
Related Idioms & Phrases
stable estimator with respect to
stability of an estimator
a stable estimator under perturbation
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