Week 6

Question 1

What are the three types op epidemic compartemental models?

Answer 1

Question 2

What are the two types of transitions between compartments?

Answer 2

Question 3

What is the transition function of the SI model? (For I)

Answer 3

Question 4

What is the transition function of the SIS model? What is R_0?

Answer 4

Question 5

What does R_0 mean for the SIS model?

Answer 5

Question 6

What are the transition functions of the SIR model? What does R_0 mean?

Answer 6

Question 7

How can r_inf be connected to a percolation problem?

Answer 7

Question 8

To what type of percolation model can the SIS model be compared?

Answer 8

Question 9

What are some disadvantages of compartemental models?

Answer 9

Question 10

When modeling epidemics on networks what are the two types of ways disease can spread?

Answer 10

Question 11

How can a epidemic on a network be compared to a Markov chain? (n=3)

Answer 11

Question 12

What is the idea of mean field approximations?

Answer 12

Question 13

What is the mean field approximation of a networked epidemic model? R_0?

Answer 13

Question 14

What is the default type of random network? What is its degree distribution?

Answer 14

Question 15

What type of network is more realistic for human connections?

Answer 15

Question 16

What is the difference between scale-free and random networks?

Answer 16

Question 17

What is the idea of degree block approximation?

Answer 17

Question 18

What is the degree block approximation of i_k? (transition function)

Answer 18

Question 19

How is Theta_k(t) approximated?

Answer 19

Question 20

Can you show how larger degree fluctuations affect R_0?

Answer 20