the result of the Simulation-Based Design to Prevent Ankle Injuries

[John Gao]

following the steps given by the tutorial, my result of the unassisted is quite different from the result given in the tutorial. But I don't know which part is incorrect. The peak value of the angle is about 41 degrees from my result but it should be over 50. I thought the model given is used the same and followed the tutorial step by step. So what the problem might be