. . . . "Many efforts have being devoted to deal with the aforesaid limitations of the multi-camera based sys- tem. The most prominent one is to rely on smart cameras to perform visual tasks semi-autonomously (with minimal human interaction). Smart cameras are specialized cameras that contain not only the image sen- sor but also a processing unit and some communication interfaces. In a few words, smart cameras are a self-contained vision systems [24,42]. The use of smart cameras in the built environment has become a growing trend due to the rich contextual data provided." . . . . "2019-11-12T12:34:11+01:00"^^ . .