Imaging systems and signal recovery: introduction to feature issue

Imaging systems and signal recovery algorithms have a wide range of applications, from industrial to military, and from consumer electronics to medical instrumentations. Advancement in this field involves both basic science and applied multidisciplinary engineering capabilities. This issue brings together academic researchers and practitioners to show how different imaging hardwares and signal processing techniques combine to determine the overall system performance; together, they underscore an important trend in a closer integration between algorithms and systems design.