semantic similarity
[sə-ˈman-tik ˈsi-mə-ˌler-ə-tē]
nounpl: semantic similarities
similaridade semântica
1. The degree to which two words, phrases, or texts share similar meaning or semantic content, often measured computationally in linguistics and natural language processing
The semantic similarity between 'car' and 'automobile' is very high because they refer to the same concept.
A similaridade semântica entre 'carro' e 'automóvel' é muito alta porque se referem ao mesmo conceito.
2. A measure used in computational linguistics to quantify how closely related two pieces of text are in terms of meaning rather than mere word matching
Machine learning models calculate semantic similarity to improve search engine results.
Modelos de aprendizado de máquina calculam a similaridade semântica para melhorar os resultados dos motores de busca.
This is a specialized term primarily used in academic, computational, and artificial intelligence contexts. It gained prominence with the rise of machine learning and natural language processing technologies in the 2010s-2020s. The term is used identically in both Brazilian Portuguese and English technical communities, reflecting the globalized nature of AI/NLP research.
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