1. The initial preparation and treatment of raw materials before they are used in manufacturing, production, or analysis processes
Material preprocessing is essential to remove impurities before the manufacturing process begins.
O pré-processamento de material é essencial para remover impurezas antes do processo de fabricação começar.
2. In data science and machine learning, the preparation of raw data or materials for analysis by cleaning, transforming, and organizing them
The data scientist performed material preprocessing to standardize the input variables.
O cientista de dados realizou pré-processamento de material para padronizar as variáveis de entrada.