Stemming: Chopping to the Root
Map running and runs to run.
One Word, Many Forms
The verb run shows up as running, runs, and ran. To you they share a meaning, but raw text counts each one separately, splitting the signal. 🌱
Enter Stemming
Stemming chops the endings off a word to reach a rough root called the stem. The goal is to make related forms collapse into one shared token.
All lessons in this course
- Why Case and Spacing Matter
- Lowercasing and Stripping Whitespace
- Stemming: Chopping to the Root
- Lemmatization: Smarter Base Forms