Wireless sensor networks typically consist of a great number of tiny low-cost electronic
devices with limited sensing and computing capabilities which cooperatively communicate …

Wireless visual sensor networks have been considered for a large set of monitoring
applications related with surveillance, tracking and multipurpose visual monitoring. When …

Wireless networks of visual sensors have recently emerged as a new type of sensor-based
intelligent system, with performance and complexity challenges that go beyond that of …

We explore camera scheduling and energy allocation strategies for lifetime optimization in
image sensor networks. For the application scenarios that we consider, visual coverage over …

Within a camera network, the contribution of a camera to the observation of a scene
depends on its viewpoint and on the scene configuration. This is a dynamic property, as the …

Within a camera network, the contribution of a camera to the observations of a scene
depends on its viewpoint and on the scene configuration. This is a dynamic property, as the …

Abstract Wireless Image Sensor Networks (WISNs) consisting of untethered camera nodes
and sensors may be deployed in a variety of unattended and possibly hostile environments …

We investigate energy allocation strategies in image sensor networks for the purpose of
maximizing the network operational lifetime. For the application scenarios that we consider …

In this study, a novel multi-tier framework is proposed for randomly deployed WMSNs. Low
cost directional Passive Infrared Sensors (PIR sensors) are randomly deployed across a …

Abstract Wireless Sensor Networks continue to gain tremendous popularity, as evidenced by
the increasing number of applications for these networks. The limiting factors of the sensor …