PhoSim simulates the atmosphere, including air turbulence, as well as distortions from the shape of the telescope’s mirrors and the electrical properties of the sensors. The photons are propagated ...

Anatomically driven image reconstruction algorithms have become very popular in positron emission tomography (PET) where they have demonstrated improved image resolution and quantification. This paper ...

This paper presents a hierarchical image segmentation method that combines multichannel watershed transformation and dynamics of watershed contours for the segmentation of very high resolution (VHR) ...

Authorities hope a new image could help find a man who was kidnapped by a person posing as a social worker more than four decades ago, when he was just 17 days old. Kevin Verville Jr., who would ...

A 34-year-old Crystal Lake man has been charged with 10 counts of possession of child sexual abuse images of children under the age of 13, according to the Crystal Lake Police Department. (Photo ...