Why KNN is lazy learner?

Related questions

1. How is SVM trained?
2. What are different types of machine learning?
3. Is SVM better than random forest?
4. What is difference between supervised and unsupervised machine learning?
5. What is the use of SVM algorithm?
6. Does K mean parametric?
7. What are the types of classification?
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1. #during
2. #memorizes
3. #dataset
4. #weights
5. #instead
6. #discriminative
7. #algorithm
8. #example
9. #learns
10. #function
11. #learner
12. #model
13. #parameters
14. #learn
15. #phase
16. #because
17. #doesn
18. #training
19. #regression
20. #logistic