Atlas · GenAI 2026
Text Preprocessing
Choosing and applying text preparation steps such as tokenization, case handling, stemming and lemmatization while preserving information needed by the downstream task and model.
Also searchable as: Text Pre-Processing
conceptNLP FoundationsAI consensus: 0/3
Prerequisites
- mediumTokenization
Text units are a basic preprocessing choice.
Recommended reference
NLTK Book: Processing Raw Text — https://www.nltk.org/book/ch03.html
Reviewed sources
Primary and first-party material reviewed for this editorial summary. These citations are separate from the AI consensus score above.
- NLTK Book: Processing Raw Text
Tokenization, stemming, lemmatization and processing choices for raw text.
- NLTK: Tokenize package
Word and sentence tokenization tools and their text-processing interfaces.
- spaCy: Linguistic Features
Tokenization, lemmatization and task-aware linguistic processing.
Notes from AI deep research
Related skills
- → is subcategory of: NLP