dissimilarity analysis
[/ˌdɪsɪˈmɪlærɪti əˈnæləsɪs/]
nounpl: dissimilarity analyses
análise de dissimilaridade
1. A statistical or mathematical method used to measure and analyze the differences or distances between objects, samples, or variables in a dataset
The researchers conducted a dissimilarity analysis to compare the genetic differences between populations.
Os pesquisadores realizaram uma análise de dissimilaridade para comparar as diferenças genéticas entre populações.
2. A technique commonly used in multivariate statistics, ecology, and data science to quantify how different or similar items are from one another
Dissimilarity analysis revealed significant differences in the chemical composition of soil samples from different regions.
A análise de dissimilaridade revelou diferenças significativas na composição química de amostras de solo de diferentes regiões.
3. A method that produces dissimilarity matrices or distance matrices for clustering, classification, or ordination purposes
Using dissimilarity analysis, we created a distance matrix to perform hierarchical clustering.
Usando análise de dissimilaridade, criamos uma matriz de distância para realizar agrupamento hierárquico.
This is a technical term primarily used in academic, scientific, and research contexts in both Brazil and the United States. It is particularly common in fields such as ecology, genetics, statistics, machine learning, and data science. The term maintains the same meaning and usage across both Portuguese-speaking and English-speaking scientific communities, reflecting the universal nature of statistical methodology.
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