How many clusters are there in the universe?

Related questions

1. What is affinity propagation clustering?
2. What is centroid in K means clustering?
3. What are clusters in statistics?
4. What is the prerequisite for hierarchical clustering?
5. How does mean shift work?
6. What is Dbscan clustering?
7. What is Camshift algorithm?
8. Is K means supervised or unsupervised?
9. What is mean shift clustering?
10. Is Dbscan hierarchical clustering?

Tags

1. #hubble
2. #number
3. #unlike
4. #universe
5. #spans
6. #expand
7. #supercluster
8. #means
9. #clusters
10. #group
11. #large
12. #years
13. #local
14. #density
15. #superclusters
16. #light
17. #observable
18. #expansion
19. #while
20. #estimated
21. #million