---
# System prepended metadata

title: Parallel of SIEVE

---

# Parallel of SIEVE
## Case 1
- num of thread = 1
![](https://i.imgur.com/z4uVIUS.png =100x)
- num of thread = 8
![](https://i.imgur.com/J0QTNqv.png =100x) <br> 
![](https://i.imgur.com/T1WFGIi.png =100x)

## Case 2
```
simulate_day 180
gamma_E 2
gamma_I_pre 4
gamma_I_asym 4
gamma_I_sym 4
tau_I_pre 0.4
tau_I_asym 0.5
tau_I_sym 1
sigma_I_asym 0.3
prob_transmission 0.055 0.055 0.055 0.055 0.055 0.055 0.055 0.055 0.055 0.055
prob_death_sym 0.01 0.01 0.02 0.02 0.04 0.04 0.08 0.08 0.1 0.2
prob_immune_sym 1 1 1 1 1 1 1 1 1 1
prob_immune_asym 1 1 1 1 1 1 1 1 1
epsilon_V1 1 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1
epsilon_V2 1 0.95 0.9 0.85 0.8 0.75 0.7 0.65 0.6 0.55

```
- thread 16
![](https://i.imgur.com/tAqzMWk.png =100x)
- thread 8
![](https://i.imgur.com/DF9gPpi.png =100x)

