1. Lecture 7: Knowledge Base Construction: From dark data to insights

2. Today’s Lecture Dark data Knowledge base construction (KBC)
Incremental KBC

3. Section 1
1. Dark data

4. Structure in data is great…
Section 1
Structure in data is great…

5. Structure in data is great…
Section 1
Structure in data is great…
because computers can understand it

6. Structure in data is great…
Section 1
Structure in data is great…
because computers can understand it and we can analyze it, obtain insights from it and make better decisions

7. Section 1
Sunny days are over

8. Section 1
Sunny days are over

9. Section 1
Sunny days are over

10. Section 1

11. Section 1

12. 2. Knowledge base construction (KBC)
Section 2
2. Knowledge base construction (KBC)

13. Personalized medicine
Section 2
Personalized medicine

14. Personalized medicine
Section 2
Personalized medicine

15. Personalized medicine
Section 2
Personalized medicine

16. Personalized medicine
Section 2
Personalized medicine

17. Personalized medicine
Section 2
Personalized medicine

18. Personalized medicine
Section 2
Personalized medicine

19. Section 2
KBC Workflow

20. DeepDive is a trained system
Section 2
DeepDive is a trained system

21. Section 2

22. Section 2
Candidate extraction

23. Candidate extraction++
Section 2
Candidate extraction++

24. Section 2
Feature extraction

25. Section 2
Feature extraction

26. Obviate feature engineering
Section 2
Obviate feature engineering

27. Section 2
Distant supervision

28. DeepDive is a trained system
Section 2
DeepDive is a trained system

29. DeepDive is a trained system
Section 2
DeepDive is a trained system

30. Probabilistic knowledge engineering
Section 2
Probabilistic knowledge engineering

31. Probabilistic knowledge engineering
Section 2
Probabilistic knowledge engineering

32. Section 2
Factor graphs

33. Probabilistic Inference with Gibbs Sampling
Section 2
Probabilistic Inference with Gibbs Sampling

34. Section 3
3. Incremental KBC

35. Section 3
Reruns take time

36. Section 3

37. Section 3

38. Section 3
Types of updates

39. Incremental Inference: Sampling
Section 3
Incremental Inference: Sampling

40. Section 3
Quality over time