Surrogate model. A surrogate model is an engineering method used when an outcome of interest cannot be easily directly measured, so a model of the outcome is used instead. Most engineering design problems require experiments and/or simulations to evaluate design objective and constraint functions as function of design variables.
Fox News. Jury: Princess Diana, Boyfriend Dodi Fayed Killed by Driver, Paparazzi. LONDON â A coroner's jury ruled Monday that Princess Diana and boyfriend Dodi Fayed were unlawfully killed through the reckless actions of their driver and paparazzi in 1997.
Princess Beatrice and her boyfriend Dave Clark look relaxed as they enjoy a holiday on Caribbean island of St Barts as her father prepares to fly home to face the Queen. Princess Beatrice stepped out for waterfront stroll with long-term boyfriend; The 26-year-old has been dating Dave Clark, 31, for more than six years