text preprocessing

[/tɛkst ˌpriːˈprɒsɛsɪŋ/]
noun
pré-processamento de texto
1. The process of cleaning, normalizing, and preparing raw text data for analysis, machine learning, or natural language processing by removing irrelevant information and standardizing format
Text preprocessing includes tokenization, removing stopwords, and converting text to lowercase before training a machine learning model.
O pré-processamento de texto inclui tokenização, remoção de palavras-chave e conversão do texto para minúsculas antes de treinar um modelo de aprendizado de máquina.
2. A computational step in natural language processing that transforms unstructured text into a standardized, machine-readable format
Effective text preprocessing can significantly improve the accuracy of sentiment analysis algorithms.
Um pré-processamento de texto eficaz pode melhorar significativamente a precisão dos algoritmos de análise de sentimento.
Text preprocessing is a fundamental concept in computer science and artificial intelligence that emerged prominently with the rise of machine learning and NLP in the 2010s. The term is used identically in both Brazil and the USA within technical and academic communities, reflecting the globalized nature of technology terminology.
Synonyms / Sinônimos
text cleaningdata preprocessingtext normalizationnatural language preprocessing

Regional Variations

General Brazilian
pré-processamento de texto
Standard term used in academia and technology sectors
São Paulo
pré-processamento de texto
Common in tech industry and research institutions
Portugal
pré-processamento de texto
Same as Brazilian Portuguese; used in academic and professional contexts
USA
text preprocessing
Standard technical term in computer science and machine learning fields

Related Words

tokenizationstemminglemmatizationstopword removalNLPnatural language processingfeature extractiondata cleaning

Related Idioms & Phrases

cleaning the data
preparing the text
getting the text ready
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