Sensor networks, which consist of sensor nodes each capable of sensing environment and
transmitting data, have lots of applications in battlefield surveillance, environmental …

Wireless sensor network (WSN) is an emerging research field in recent years. The
advancement in sensory device and communication technologies has enabled the …

One of the primary objectives of wireless sensor networks is to provide full coverage of a
sensing field as long as possible. Many tasks-such as object tracking and battlefield …

There are numerous coverage algorithms which efficiently monitor targets in sensor
networks by dividing the sensor network into cover sets where each cover monitors all the …

One of the main research challenges faced in Wireless Sensor Networks (WSNs) is to
preserve continuously and effectively the coverage of an area (or region) of interest to be …

The most important problem in a Wireless Sensor Network (WSN) is to optimize the use of its
limited energy provision, so that it can fulfil its monitoring task as long as possible. Among …

Mathematical programming techniques are widely used in the determination of optimal
functional configuration of a wireless sensor network (WSN). But these techniques have …

One of the recent challenges in wireless sensor networks is the design of efficient algorithms
to monitor a set of discrete targets lying at a field. A set of active nodes must cover all the …

Wireless sensor networks have emerged recently as an effective way of monitoring remote
or inhospitable physical targets, which usually have different quality of service (QoS) …

The target coverage is an important yet challenging problem in wireless sensor networks,
especially when both coverage and energy constraints should be taken into account. Due to …