distance analysis
[/ˈdɪstəns əˈnæləsɪs/]
nounpl: distance analyses
análise de distância
1. A quantitative method used in statistics, ecology, and social sciences to measure and interpret the degree of similarity or dissimilarity between objects, observations, or variables based on their spatial, temporal, or characteristic separation
The researchers employed distance analysis to determine how similar the chemical compositions were between the two samples.
Os pesquisadores utilizaram análise de distância para determinar o quão semelhantes eram as composições químicas entre as duas amostras.
2. In ecology and biodiversity studies, a statistical technique for analyzing species distributions and community composition by measuring distances between sampling sites or organisms
Distance analysis revealed significant clustering patterns in the vegetation across different elevations.
A análise de distância revelou padrões de agrupamento significativos na vegetação em diferentes elevações.
3. In data science and machine learning, a computational approach to evaluate similarity metrics between data points in multidimensional space
The algorithm uses distance analysis to classify new data points based on their proximity to known clusters.
O algoritmo utiliza análise de distância para classificar novos pontos de dados com base em sua proximidade aos grupos conhecidos.
Distance analysis is primarily used in academic and technical contexts in both Brazil and the USA. In Brazilian universities, this term is standard in courses on statistics, ecology, and data science. It reflects the globalization of scientific terminology, with Portuguese-speaking researchers using this analytical method consistently with English-speaking counterparts in international publications.
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