What is an example of data reduction algorithm?

Related questions

1. What does an eigenvalue of 0 mean?
2. What is score in PCA Matlab?
3. What is PCA in image processing?
4. What is PCA bank statement?
5. What is the difference between eigenvalue and eigenvector?
6. What are PCA coefficients?
7. Can PCA be used for feature selection?
8. What do eigenvalues tell us?
9. What is PCA algorithm?
10. What is the difference between feature selection and feature extraction?

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1. #learning
2. #heuristic
3. #usually
4. #tables
5. #decision
6. #described
7. #values
8. #discussed
9. #examples
10. #table
11. #algorithm
12. #input
13. #attributes
14. #variables
15. #machine
16. #presented
17. #computing
18. #reduction
19. #reduced