Figure 3From: Optimal control of glucose balance in ICU patients based on GlucoSafe modelThe cost function for the insulin effect approximation K(σ), σ∈ [ 0 , 1 ] 2 of ( 2 ) for Patient 100 (see Figure 2b) at different times. Left: at the beginning of the observation interval. Right: in the observation interval after 5 hours. The minimizer σ opt is marked by the white cross.Back to article page