- CFA Exams
- CFA Level I Exam
- Topic 1. Quantitative Methods
- Learning Module 7. Big Data Projects
- Subject 2. Data Preparation and Wrangling
CFA Practice Question
You are doing text wrangling in a ML project. One operation is to convert watches, watching and watched to a single word 'watch'. This process is referred to as:
B. stemming
C. extraction
A. tokenization
B. stemming
C. extraction
Correct Answer: B
Stemming is the reverse process of "inflection".
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