"Security"

Low-cost antenna technology for LPWAN IoT in rural applications

The article describes a low-cost and open IoT platform for rural applications in developing countries. Using the latest low-power, long-range radio technologies and off-the-shelves components, the platform can be quickly deployed and customized for a …

WSN-based solutions for security and surveillance

Wireless sensor networks (WSNs) are composed of autonomous sensor nodes that cooperate among themselves to monitor scenarios in environmental, industrial, civilian and military applications. The wide applicability of such systems stimulates the …

Camera placement using particle swarm optimization in visual surveillance applications

In this paper, we propose a novel approach to automatically plan video cameras positioning in indoor environments for surveillance applications. In order to ensure maximum coverage of the observed scene, we have implemented an ad-hoc tool based on …