I have simulated the following block diagram with consists of a wind turbine state space with kalman filter, full state feedback and full state observer suggested by an article which I uploaded:

I don't know why I don't get the same output as the article! This is my simulink simulation:
enter image description here The wind speed in my simulation: enter image description here This is my output:

This is the output in the article:

Also I'm not sure about where should I put the wind speed? I would really appreciate if you could help.
This is my simulink file: https://easyupload.io/6oo280
This is the article: https://easyupload.io/4gxnt6