[PDF] Top 20 An approach for localization in underwater wireless sensor network

... a localization technique, Dive ‘N’ Rise (DNR) positioning for underwater acoustic sensor ...networks. Localization is one of the main challenges of ...by sensor nodes to localize ... See full document

... weights in this manner is because both RSS and AoA short-range measurements are trusted more than long- range ...at an actual range of 10 m, the measured range would be 15 m, which is a factor ten times ... See full document

... main approach, the hierarchy-based tree-structuring ...proposed in [14] can reduce the drawbacks from the prediction based ...tracking an object and reporting the collected ...two sensor nodes ... See full document

... This approach is suboptimal since it doesn’t search for the solution in a efficient way; the result is a time-consuming method with computational complexity and memory requirements proportional to the grid ... See full document

... ad-hoc wireless networks. In [12], a power control method is described as a Markov ...chain. An interesting characterization of power control algorithms from a control theoretic perspective can be ... See full document

... RSS-based localization algorithm for WSNs was ...authors in [10] found the position update of each node by minimizing a local objective function over the candidate set using direct ...distributed ... See full document

... 206 Wireless sensor network as shown in fig 1 gives an opportunity for ecological monitoring which was not possible before due to infeasibility of in-person attendance in ... See full document

... make an inquiry from a sensor and receive data periodically based on events that are monitored, but this approach requires a great communication between sensors as well as between these devices and ... See full document

... any wireless network. In a mobile wireless sensor network it is a challenge for applications and protocols to deal with connectivity problems, as links might get up and down ... See full document

... This approach is suboptimal since it doesn’t search for the solution in a efficient way; the result is a time-consuming method with computational complexity and memory requirements proportional to the grid ... See full document

... locations. Localization (location estimation) capability is essential in most of the WSN applications, where, the sensed data is meaningless without the knowledge of precise location from where it is ... See full document

... [12], network is first clustered in order to aggregate data, then, head- clusters aggregate data from each cluster ...A network organized into clusters with the same sizes results in unequal ... See full document

... nodes in the ...broadcasts an advertisement message (ADV) to the rest of the ...our approach and LEACH is that, in LEACH where cluster set-up takes place at every round, our approach ... See full document

... of Wireless Ad Hoc Networks and the network ...interested in applying different concepts and metrics related to the network topology to three differ- ent network models, namely (i) ... See full document

... life). In such settings, only some targets can directly communicate with anchors; therefore, cooperation between any two sensors within the communication range is required in order to acquire sufficient ... See full document

... optimal network design for efficient energy utilization in continuous data-gathering Wireless Sensor Networks ...the network cost through the minimum number of relay-station ...the ... See full document

... This paper addresses target localization problem in a cooperative 3-D wireless sensor network (WSN). We employ a hybrid system that fuses distance and angle measurements, extracted from ... See full document

... behavior in finding the best paths have recently been successfully applied into different fields including ...of wireless networks is typically ...unsatisfactory in WSNs. In this paper, ... See full document

... In this architecture a sensor node is built inside underwater vehicle and is used to enhance the whole sensor network capabilities. It is necessary for this architecture to have ... See full document

... is an important issue in wireless sensor ...A sensor node has a microprocessor and a small amount of memory for signal processing and task ...used in this approach it ... See full document