نتایج جستجو برای: mobile anchor node

تعداد نتایج: 343616  

Journal: :International Journal of Distributed Sensor Networks 2013

Journal: :Wireless Communications and Mobile Computing 2022

Mobile node localization is one of the key technologies in wireless sensor network applications. Aiming at shortcomings Monte Carlo algorithm (MCL) mobile nonideal environments, such as low accuracy and sampling rate, prediction phase filtering MCL, communication radius unknown determined according to size irregularity node. Perform layering, assign adaptive weights anchor nodes different layer...

2018
Lieping Zhang Rui Wang Jiajie He Ping Wang

As the mobile node localization algorithm in three-dimensional environment cannot meet the demand of actual application, a hybrid mobile node localization algorithm for a wireless sensor network (WSN) in three-dimensional environment is proposed in this paper, which is based on the least squares support vector regression (LSSVR) and Kalman filter (KF). The proposed algorithm firstly constructs ...

2016
Hala Abukhalaf Jianxin Wang Shigeng Zhang

Accurate location information is critical to many applications in wireless sensor networks (WSNs) such as target tracking, environmental monitoring and geographical routing. Localization aims to figure out the locations of unknown nodes based on global locations of anchors and inter-node distance measurements. However, the existence of outlier anchors and outlier distances degrade localization ...

2014
S. SIVAKUMAR Dr. R. VENKATESAN

Sensor Node Localization is considered to be one of the most critical issues in a Wireless Sensor Network (WSN). The objective of localization is determination of physical co-ordinates of a group of sensor nodes. The location information plays a vital role for coverage, deployment of sensor nodes and rescue operations. Many applications such as routing and target tracking are all location depen...

2017
Abdullah Alomari William Phillips Nauman Aslam Frank Comeau

Mobile anchor path planning techniques have provided as an alternative option for node localization in wireless sensor networks (WSNs). In such context, path planning is a movement pattern where a mobile anchor node's movement is designed in order to achieve a maximum localization ratio possible with a minimum error rate. Typically, the mobility path planning is designed in advance, which is ap...

Journal: :IET Communications 2011
Wen-Hwa Liao Yu-Chee Lee Sital Prasad Kedia

Localisation is one of the most important issues in wireless sensor networks, because the location information is typically useful for coverage, deployment, routing, location service, target tracking and rescue operations in wireless sensor networks. The localisation protocols are classified into two categories: range-based protocol and range-free protocol. The range-based protocols employ dist...

2015
Anass Drif

This Msc. Thesis builds upon a work-in progress called collocal which researched room-level indoor-localization. Localization is the action of estimating the position of a certain entity on a map. For example tracking the postion of furniture and other inventory in a building over a long period of time. To localize these entities other static nodes are employed that know their own location. The...

2014
Kiho Lee Ronnie D. Caytiles Sunguk Lee

This paper provides a review of the recent advancements in technologies for Smart Home Automation and Hierarchical Wireless Multimedia Management systems (such as Hierarchical Mobile IP) and its potential application and integration to Smart Home systems. The principles of Hierarchical Mobile IPv6 are adopted for providing mobility on the design of the architecture for MIP-Based Smart Home. Sma...

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