32. Features and Labels in Machine Learning
Chala mitrano, aaj X aani y — features aani labels. Table madhe kontya columns model baghte, konta answer predict karaycha. Leakage mhanje cheating — te pan clear. Aata pudhe Chapter 33 linear regression sathi ready houya.
What you will learn in this chapter
- Features (X) and labels (y) in plain words
- Numeric, category and text features
- Label leakage — do not cheat the model
- Build a tiny feature table in pandas
- Practice before your first sklearn model
Fictional data
Blinkit / Amazon Now / Mauli Dairy figures in this chapter are fictional sample data for learning only. They do not show real company numbers. People names are for practice; e-mails use example.com.
Concepts in this chapter
- 32.1Features (X) and Labels (y) in Plain Words
- 32.2Numeric, Category and Text Features
- 32.3Label Leakage (Do Not Cheat the Model)
- 32.4Building a Tiny Feature Table in pandas
- 32.5Practice, Tip and Close
The chapter recap is at the end of the last concept page.