Fig 1.
Proposed model diagram.
Fig 2.
Error ε at different initial values.
Fig 3.
State tracking.
Fig 4.
State tracking.
Fig 5.
Tracking error ε.
Fig 6.
Control input u.
Fig 7.
State trajectory with disturbance.
Fig 8.
State trajectory with disturbance.
Fig 9.
Error ε with disturbance.
Fig 10.
Control input u with disturbance.
Fig 11.
State trajectory with disturbance.
Fig 12.
Error ε with disturbance.
Fig 13.
Control input u with disturbance.
Fig 14.
Adaptive parameter estimation .
Fig 15.
Parameter variation.
Fig 16.
State trajectory with parameter variation.
Fig 17.
Error ε with parameter variation.
Fig 18.
Control input u with parameter variation.