Sensor network localization based on connectivity can be modeled as a nonconvex
optimization problem. However, current models only consider the convex constraints, ie …

Accurate location information is essential for various emerging applications in wireless
sensor network (WSN). In order to improve localization accuracy, it is of paramount …

Node localization is essential to most applications of wireless sensor networks (WSNs). In
this paper, we consider both range-based node localization and range-free node …

To determine the geographical positions of sensors, numerous localization algorithms have
been proposed in recent years. The positions of sensors are inferred from the connectivity …

Sensor-node localization is among the greatest concerns in the field of wireless sensor
networks. Range-based localization techniques generally outperform range-free techniques …

Node localization is considered a crucial technology that affects the effectiveness and
practicality of the wireless sensor networks (WSNs). In the application scenarios, the …

A hybrid anchor-free localisation scheme for multihop wireless sensor networks is
presented. First, a relatively dense group of nodes is selected as a base, which are localised …

Being a key supporting technology, localization is of significance to the research and
implement of other attracting applications in wireless sensor networks. The positioning …

Node localization has been identified as a fundamental and essential issue in wireless
sensor networks (WSNs), which is able to determine nodes' locations in location-aware …

Applications of wireless sensor network (WSN) often expect knowledge of the precise
location of the nodes. Many different localization protocols have been proposed that allow …