The implementation of a knowledge-based expert system to check on inpatients' conditions is described. In our development of a bedside computerized ICU, graphical user interface (GUI) and graphical visualization have been extensively exploited to facilitate the natural and effective representation…

A knowledge-based expert system was developed to assess the level of abnormality in the brain electrical activity of pediatric patients monitored in the intensive care unit. Six hours of an 8-channel EEG record serves as the input to the monitoring…

A prototype electrostatic imager has been developed for megavoltage portal imaging in radiation therapy. The imager utilizes amorphous selenium (a-Se) with a front metal plate as the imager receptor and a high resolution voltmeter probe for image readout. Imaging characteristics…