Figure 4
From: Design and Optimization of the VideoWeb Wireless Camera Network
Installation of the cameras: (a) Axis 214 PTZ in an outdoor-rated enclosure; only one of these were installed (high above a large open courtyard) due to size and appearance), (b) wireless bridges installed in the ceilings to make the IP cameras wireless, (c) flush-mounted Axis 215 PTZ cameras in sealed indoor enclosures.