A two time-scale, receding horizon, optimal controller for greenhouse lettuce cultivation is extended with on-line parameter estimation to handle ill-known or time-varying parameters of the greenhouse-crop model.
Here we present a method for robust and efficient parameter estimation which uses two main strategies to surmount the aforementioned difficulties: (i) efficient global optimization to deal with nonconvexity, and (ii) proper regularization methods to handle ill-conditioning.
Two of 3 persons who became ill had handled ill cats.
Case-patients in the United States reported known risk factors, including handling ill swine or slaughtering and processing swine for meat (4 ).
One store A employee had a confirmed case, and 1 store B employee had a suspected case; both had handled ill prairie dogs.
Approximately 2 months after the last prairie dog exposure, serum specimens were obtained from 12 noncase pet store employees, 4 of whom had handled ill prairie dogs.
It should be up to law enforcement agencies to bring prosecutors solid proof of what the bankers knew and said at the time they knowingly handled ill-gotten money.
This is absolutely not advised unless you have previous experience in handling ill-tempered cats.
Father Rossetti said the institute had not been set up to handle acutely ill patients.
To handle the ill effects of random packet losses in feedback control systems, closed over communication network, a state feedback controller with predictive gains has been designed.
