The centroid method is more reliable for measuring scoliosis in adolescent idiopathic scoliosis than the Cobb method, according to a study published in Spine. Researchers examined 60 whole spine ...

Regression analysis is an important and comprehensive approach to analyze relationship between dependent variable and other one or more independent variables; it has a very wide range of applications ...

Abstract: In gamma and PET cameras, photomultiplier tubes (PMT) are still the most popular photosensors. The gain uniformity of the PMTs in those instruments is very important for preventing ...

1 Department of Radiation Oncology, University of Nebraska Medical Center, Omaha, USA. 2 California Institute of Technology, Pasadena, USA. Medical linac based imaging modalities such as portal ...

Abstract: Passive centroid jamming is an effective method against conventional monopulse radar. When spatially dispersed decoy is used, the radar antenna will tend to point at the centroid between ...

1 College of Intelligent Engineering, Zhengzhou University of Aeronautics, Zhengzhou, China 2 Aerospace Information Research Institute, Chinese Academy of Sciences, Beijing, China Spot positioning ...