eveson -243 More Roles for Computers in Control Loops Computer interprets and displays data for operator and issues commands; operator makes varying levels of decisions operator computer ocess controls d actuators Computer assumes complete control with operator providing advice or high-level supervision or simply monitoring Role of Humans in Automated systems The human as monitor Task may be impossible Dependent on information provided State of information more indirect Failures may be silent or masked Little active behavior can lead to lower alertness and vigilance, complacency, and overreliance�� c ��������������������� ����� More Roles for Computers in Control Loops Computer interprets and displays data for operator and issues commands; operator makes varying levels of decisions. ����������������� ������������� ������������� ��������������� �������������� ��������������� ������������� Computer assumes complete control with operator providing advice or high−level supervision or simply monitoring. c ��������������������� ����� Role of Humans in Automated Systems The Human as Monitor Task may be impossible Dependent on information provided State of information more indirect Failures may be silent or masked Little active behavior can lead to lower alertness and vigilance, complacency, and overreliance