Artificial heart of instances of bleeding, and asked several times to be allowed to die. On April 4, 1969, Domingo Liotta and Denton A. Cooley replaced a dying man's heart with a mechanical heart inside the chest at The Texas Heart Institute in Houston as a bridge for a transplant. The man woke up and began to recover. After 64 hours, the pneumatic-powered artificial heart was removed and replaced by a donor heart. However thirty-two hours after transplantation, the man died of what was later proved to be an acute pulmonary infection, extended to both lungs, caused by fungi, most likely caused
Artificial human companion selling rail or airline tickets. The core issue in all such systems is the dialog manager which is the element of system that determines what the system should say next and so appear intelligent or compliant with the task at hand. This research, along with work on computing emotion, speech research and Embodied Conversational Agents (ECAs) has led to the beginnings of more companionable systems, particularly for the elderly. The EU supported Companions Project is a 4-year, 15-site project to build such companions, based at the University of Sheffield. Artificial human companion Artificial human companions may be any kind of