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Hindawi Publishing
(1833 results)-
Whitepapers
Integrated Extensible Simulation Platform for Vehicular Sensor Networks in Smart Cities
November 22, 2012, 12:00am PST
This paper presents an integrated extensible simulation platform BHU-VSim for Vehicular Sensor Networks (VSNs), which aims to support general simulation environment for typical vehicular...
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Whitepapers
Probability Model Based Coverage-Enhancing Algorithm for WSNs of Nodes' Adjustable Movement Pattern
October 23, 2012, 12:00am PDT
At present, coverage, which is regarded as monitor of service quality, has been an essential problem of the Wireless Sensor Networks (WSNs). One of these research directions is to use less...
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Whitepapers
A Group Key Distribution Scheme for Wireless Sensor Networks in the Internet of Things Scenario
October 5, 2012, 12:00am PDT
In this paper, the authors propose a group key distribution scheme for WSNs in the Internet of Things (IoT) scenario in which they organize sensor nodes into groups in a hierarchical structure. In...
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Whitepapers
A Survey of Wireless Sensor Network Abstraction for Application Development
November 5, 2012, 12:00am PST
In this paper, three levels of abstractions are classified from the existing literature: node, network, and infrastructure abstractions. Since the node and network abstractions are already a...
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Whitepapers
Improving Driving Safety Based on Safe Distance Design in Vehicular Sensor Networks
October 14, 2012, 12:00am PDT
The authors proposed a Critical Safe Distance (CSD) model in V2V (Vehicle-To-Vehicle) communication systems. By elaborately analyzing the vehicular movement features for car following, they...
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Whitepapers
Interconnection Between IP Networks and Wireless Sensor Networks
October 17, 2012, 12:00am PDT
A Wireless Sensor Network (WSN) mainly consists of many independent, low-power, low-cost devices capable of sensing, processing, and wireless communication. Their main purpose is to collect and...
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Whitepapers
Efficient Sensor Localization Method with Classifying Environmental Sensor Data
October 30, 2012, 12:00am PDT
Sensor location estimation is important for many location-based systems in ubiquitous environments. Sensor location is usually determined using a global positioning system. For indoor...
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Whitepapers
Broadcasting with Least Redundancy in Wireless Sensor Networks
October 24, 2012, 12:00am PDT
In this paper, the authors propose a Broadcast Algorithm with Least Redundancy (BALR) for WSN. By identifying the optimized number of induced forwarders as 2, BALR establishes a weighted sum...
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Whitepapers
Design of a Wireless Multi-Radio-Frequency Channels Inspection System for Bridges
October 24, 2012, 12:00am PDT
This paper presents a Wireless Multi-radio-frequency Channels Inspection System (WMCIS) based on Wireless Sensor Networks (WSN) for the sake of bridge structural vibration inspection. The designed...
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Whitepapers
The Complex Alarming Event Detecting and Disposal Processing Approach for Coal Mine Safety Using Wireless Sensor Network
October 11, 2012, 12:00am PDT
In this paper, the authors proposed a real-time complex alarming event detecting and disposal processing approach for coal mine safety using wireless sensor network. Firstly, they introduce the...
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Whitepapers
Remote Industrial Sensor Network Monitoring Using M2M Based Ethical Sniffers
November 1, 2012, 12:00am PDT
Diagnosing the deployed network efficiency and anomaly detection, which is an important research issue in traditional networking systems, has not been carefully addressed in industrial wireless...
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Whitepapers
Optimal Convergecast Scheduling Limits for Clustered Industrial Wireless Sensor Networks
October 14, 2012, 12:00am PDT
In this paper, orienting to clustered industrial wireless sensor networks, the authors analyze the performance bounds of the converge-cast scheduling, which is a typical many-to-one communication...
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Whitepapers
A Routing Scheme for IPv6-Based All-IP Wireless Sensor Networks
October 24, 2012, 12:00am PDT
The paper proposes a routing scheme for IPv6-based all-IP wireless sensor networks. The paper creates the IPv6 address structure and the IPv6 address configuration algorithm for all-IP wireless...
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Whitepapers
A Vascular-Network-Based Nonuniform Hierarchical Fault-Tolerant Routing Algorithm for Wireless Sensor Networks
September 6, 2012, 12:00am PDT
Fault tolerance is the key technology in wireless sensor networks which attracts many research interests. Aiming at the issue that the nodes' failures affect the network's stability and service...
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Whitepapers
Data Gathering in Opportunistic Wireless Sensor Networks
October 2, 2012, 12:00am PDT
In this paper, the authors propose an efficient data gathering algorithm based on location prediction in opportunistic wireless sensor networks. The algorithm first collects the network metadata...
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Whitepapers
Security and Vulnerability of SCADA Systems Over IP-Based Wireless Sensor Networks
October 24, 2012, 12:00am PDT
An overview of Supervisory Control And Data Acquisition (SCADA) systems is presented and relevant security concerns are addressed. To secure IP-based SCADA systems, it is vital to implement secure...
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Whitepapers
A Path Planning Algorithm with a Guaranteed Distance Cost in Wireless Sensor Networks
August 28, 2012, 12:00am PDT
In this paper, the problem is how to obtain a path with minimum distance cost and effectively organize the network to ensure the availability of this path. The authors present a distributed...
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Whitepapers
Centralized Management Mechanism for Cell Outage Compensation in LTE Networks
July 10, 2012, 12:00am PDT
To mitigate the performance degradation induced by the cell outage, in this paper, a centralized cell outage compensation management mechanism and the corresponding workflow are proposed. Then a...
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Whitepapers
Environment-Aware CMT for Efficient Video Delivery in Wireless Multimedia Sensor Networks
September 30, 2012, 12:00am PDT
Wireless Multimedia Sensor Networks (WMSNs) have gained significant attention with capabilities of retrieving video and audio streams, still images, and scalar sensor data but with challenge of...
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Whitepapers
Support for a Long Lifetime and Short End-to-End Delays with TDMA Protocols in Sensor Networks
March 5, 2012, 12:00am PST
In this paper, the authors address a tough challenge of achieving two opposing goals: ensuring long lifetimes and supporting short end-to-end delays in sensor networks. Obviously, sensor nodes...
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Whitepapers
An Energy-Efficient and Fault-Tolerant Convergecast Protocol in Wireless Sensor Networks
March 5, 2012, 12:00am PST
The simple graph theory is commonly employed in wireless sensor networks topology control. This paper uses hyper-graph theory to solve the practical problems and proposes a Spanning Hyper-Tree...
Provided by Hindawi Publishing
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Whitepapers
An Energy-Efficient and Fault-Tolerant Convergecast Protocol in Wireless Sensor Networks
March 5, 2012, 12:00am PST
The simple graph theory is commonly employed in wireless sensor networks topology control. This paper uses hyper-graph theory to solve the practical problems and proposes a Spanning Hyper-Tree...
Provided by Hindawi Publishing
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Whitepapers
An Energy-Efficient and Fault-Tolerant Convergecast Protocol in Wireless Sensor Networks
March 5, 2012, 12:00am PST
The simple graph theory is commonly employed in wireless sensor networks topology control. This paper uses hyper-graph theory to solve the practical problems and proposes a Spanning Hyper-Tree...
Provided by Hindawi Publishing
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Whitepapers
An Energy-Efficient and Fault-Tolerant Convergecast Protocol in Wireless Sensor Networks
March 5, 2012, 12:00am PST
The simple graph theory is commonly employed in wireless sensor networks topology control. This paper uses hyper-graph theory to solve the practical problems and proposes a Spanning Hyper-Tree...
Provided by Hindawi Publishing
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Whitepapers
An Energy-Efficient and Fault-Tolerant Convergecast Protocol in Wireless Sensor Networks
March 5, 2012, 12:00am PST
The simple graph theory is commonly employed in wireless sensor networks topology control. This paper uses hyper-graph theory to solve the practical problems and proposes a Spanning Hyper-Tree...
Provided by Hindawi Publishing
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Whitepapers
An Energy-Efficient and Fault-Tolerant Convergecast Protocol in Wireless Sensor Networks
March 5, 2012, 12:00am PST
The simple graph theory is commonly employed in wireless sensor networks topology control. This paper uses hyper-graph theory to solve the practical problems and proposes a Spanning Hyper-Tree...
Provided by Hindawi Publishing
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Whitepapers
An Energy-Efficient and Fault-Tolerant Convergecast Protocol in Wireless Sensor Networks
March 5, 2012, 12:00am PST
The simple graph theory is commonly employed in wireless sensor networks topology control. This paper uses hyper-graph theory to solve the practical problems and proposes a Spanning Hyper-Tree...
Provided by Hindawi Publishing
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Whitepapers
An Energy-Efficient and Fault-Tolerant Convergecast Protocol in Wireless Sensor Networks
March 5, 2012, 12:00am PST
The simple graph theory is commonly employed in wireless sensor networks topology control. This paper uses hyper-graph theory to solve the practical problems and proposes a Spanning Hyper-Tree...
Provided by Hindawi Publishing
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Whitepapers
An Energy-Efficient and Fault-Tolerant Convergecast Protocol in Wireless Sensor Networks
March 5, 2012, 12:00am PST
The simple graph theory is commonly employed in wireless sensor networks topology control. This paper uses hyper-graph theory to solve the practical problems and proposes a Spanning Hyper-Tree...
Provided by Hindawi Publishing
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Whitepapers
An Energy-Efficient and Fault-Tolerant Convergecast Protocol in Wireless Sensor Networks
March 5, 2012, 12:00am PST
The simple graph theory is commonly employed in wireless sensor networks topology control. This paper uses hyper-graph theory to solve the practical problems and proposes a Spanning Hyper-Tree...
Provided by Hindawi Publishing
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Whitepapers
Enhancements of G3-PLC Technology for Smart-Home/Building Applications
December 14, 2012, 12:00am PST
To enable the smart grid concept, it is fundamental to consider the in-home/building context where, beside the conventional home networking services, home automation and smart energy management...
Provided by Hindawi Publishing
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Whitepapers
A Study on the Optimal Receiver Impedance for SNR Maximization in Broadband PLC
October 31, 2012, 12:00am PDT
The authors consider the design of the front-end receiver for broadband power line communications. They focus on the design of the input impedance that maximizes the Signal-to-Noise Ratio (SNR) at...
Provided by Hindawi Publishing
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Whitepapers
Stability Properties of Network Diversity Multiple Access with Multiple-Antenna Reception and Imperfect Collision Multiplicity Estimation
November 26, 2012, 12:00am PST
In NDMA (Network Diversity Multiple Access), protocol-controlled retransmissions are used to create a virtual MIMO (Multiple-Input Multiple-Output) system, where collisions can be resolved via...
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Whitepapers
Network Architecture, Security Issues and Hardware Implementation of a Home Area Network for Smart Grid
November 13, 2012, 12:00am PST
This review paper discusses aims, architecture and security issues of smart grid, taking care of the lesson learned at University of Pisa in research projects on smart energy and grid. A key...
Provided by Hindawi Publishing
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Whitepapers
INS Assisted Fuzzy Tracking Loop for GPS Guided Missiles and Vehicular Applications
December 14, 2012, 12:00am PST
Autonomous Navigation Systems (ANS) used in ballistic missiles and other high dynamic platforms are mostly dependent on the Global Positioning System (GPS). GPS users face limitations in terms of...
Provided by Hindawi Publishing
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Whitepapers
A Multicast Routing Protocol with Pruning and Energy Balancing for Wireless Sensor Networks
June 4, 2012, 12:00am PDT
This paper presents a novel multicast routing protocol for wireless sensor networks, named Multicast tree protocol with Pruning and Energy Balancing (MPEB) to disseminate data through a layered...
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Whitepapers
A Multicast Routing Protocol with Pruning and Energy Balancing for Wireless Sensor Networks
June 4, 2012, 12:00am PDT
This paper presents a novel multicast routing protocol for wireless sensor networks, named Multicast tree protocol with Pruning and Energy Balancing (MPEB) to disseminate data through a layered...
Provided by Hindawi Publishing
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Whitepapers
A Multicast Routing Protocol with Pruning and Energy Balancing for Wireless Sensor Networks
June 4, 2012, 12:00am PDT
This paper presents a novel multicast routing protocol for wireless sensor networks, named Multicast tree protocol with Pruning and Energy Balancing (MPEB) to disseminate data through a layered...
Provided by Hindawi Publishing
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Whitepapers
A Novel Hybrid Self-Organizing Clustering Routing Algorithm
July 30, 2012, 12:00am PDT
This paper discusses the distributed routing algorithm of wireless self-organized network and puts forward a new type of hybrid self-organizing clustering routing protocol by combining energy...
Provided by Hindawi Publishing
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Whitepapers
A Multicast Routing Protocol with Pruning and Energy Balancing for Wireless Sensor Networks
June 4, 2012, 12:00am PDT
This paper presents a novel multicast routing protocol for wireless sensor networks, named Multicast tree protocol with Pruning and Energy Balancing (MPEB) to disseminate data through a layered...
Provided by Hindawi Publishing
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Whitepapers
Design and Implementation of Enhanced Surveillance Platform with Low-Power Wireless Audio Sensor Network
February 27, 2012, 12:00am PST
Video surveillance system, which can provide real-time display of the monitored scene and video playback, has been employed in many areas including commercial security, accident investigation, law...
Provided by Hindawi Publishing
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Whitepapers
Time-Independent Data Collection Protocol in Mobility-Assistant Wireless Sensor Networks with Duty Cycles
February 26, 2012, 12:00am PST
Mobility-assistant sensor networks comprise mobile elements, and static sensors are established for the purpose of solving the serious problems such as overlapping or energy holes in Wireless...
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Whitepapers
Low-Cost Monitoring and Intruders Detection Using Wireless Video Sensor Networks
February 28, 2012, 12:00am PST
In this paper, the authors' aim is to prolong the whole network lifetime while fulfilling the surveillance application needs. They present a novel scheduling algorithm where only a subset of video...
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Whitepapers
CAC-MAC: A Cross-Layer Adaptive Cooperative MAC for Wireless Ad Hoc Networks
March 1, 2012, 12:00am PST
Cooperative communication has been recently proposed as a way to mitigate fading in wireless networks. A Cross-layer Adaptive Cooperative MAC (CAC-MAC) protocol for IEEE 802.11 DCF-based wireless...
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Whitepapers
K-Coverage Persevering Routing Technique Based on Event Occurrence Patterns for Wireless Sensor Networks
March 12, 2012, 12:00am PDT
In this paper, the authors propose a new routing algorithm schema based on event occurrence history to secure K-Coverage of event paths and maintain the maximum degree of coverage. In the proposed...
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Whitepapers
Improved Virtual Potential Field Algorithm Based on Probability Model in Three-Dimensional Directional Sensor Networks
March 13, 2012, 12:00am PDT
In conventional directional sensor networks, coverage control for each sensor is based on a 2D directional sensing model. However, 2D directional sensing model failed to accurately characterize...
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Whitepapers
An Energy-Efficient CKN Algorithm for Duty-Cycled Wireless Sensor Networks
March 15, 2012, 12:00am PDT
To prolong the lifetime of a wireless sensor network, one common approach is to dynamically schedule sensors' active/sleep cycles (i.e., duty cycles) using sleep scheduling algorithms. In this...
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Whitepapers
A Hole-Tolerant Redundancy Scheme for Wireless Sensor Networks
March 23, 2012, 12:00am PDT
Maximizing network lifetime while not sacrificing coverage and connectivity in Wireless Sensor Networks (WSNs) has attracted many researches during the past few years. In this paper, the authors...
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Whitepapers
An Energy Supply System for Wireless Sensor Network Nodes
March 25, 2012, 12:00am PDT
The power source is a critical obstacle for wireless sensor network nodes. In order to prolong the lifetime of wireless sensor networks, this paper presents an energy supply system that uses a...
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Whitepapers
Improving DNS Security Using Active Firewalling with Network Probes
March 23, 2012, 12:00am PDT
The security problems that outbreak network services today are increasing at a dramatic pace especially with the unceasing improvement of network transmission rates and the sheer amount of data...
Provided by Hindawi Publishing
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Whitepapers
A Cross-Layer-Based Clustered Multipath Routing with QoS-Aware Scheduling for Wireless Multimedia Sensor Networks
March 28, 2012, 12:00am PDT
Wireless Multimedia Sensor Networks (WMSNs) can handle different traffic classes of multimedia content (video, audio streams, and still images) as well as scalar data over the network. In this...
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Whitepapers
A Security-Performance-Balanced User Authentication Scheme for Wireless Sensor Networks
February 12, 2012, 12:00am PST
The uses of wireless sensor networks have increased to be applicable in many different areas, such as military applications, ecology, and health applications. These applications often include the...
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Whitepapers
Cooperative Data Processing Algorithm Based on Mobile Agent in Wireless Sensor Networks
March 25, 2012, 12:00am PDT
Mobile Agent (MA) systems provide new capabilities for energy-efficient data processing by flexibly planning its itinerary for facilitating agent-based data collection and aggregation. In this...
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Whitepapers
Adaptive Sensor Activation Algorithm for Target Tracking in Wireless Sensor Networks
March 22, 2012, 12:00am PDT
Target tracking is an important application of wireless sensor networks where energy conservation plays an important role. In this paper, the authors propose an energy-efficient sensor activation...
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Whitepapers
Multiagent-Based Data Fusion in Environmental Monitoring Networks
April 6, 2012, 12:00am PDT
Advances in embedded systems and mobile communication have led to the emergence of smaller, cheaper, and more intelligent sensing units. As of today, these devices have been used in many sensor...
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Whitepapers
Distributed Control of Mobile Sensor Networks Under RF Connectivity Constraints
April 10, 2012, 12:00am PDT
In this paper, the authors address the problem of coordinating the motion of the nodes in a mobile sensor network for area coverage applications under RF communication limitations. During network...
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Whitepapers
An Efficient Clustering Algorithm in Wireless Sensor Networks Using Cooperative Communication
February 27, 2012, 12:00am PST
Processing the gathered information efficiently is a key functionality for wireless sensor networks. In generally, the sensor networks often use in-network data aggregation and clustering to...
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Whitepapers
NUNS: A Nonuniform Network Split Method for Data-Centric Storage Sensor Networks
February 27, 2012, 12:00am PST
In this paper, the authors proposes a Non-Uniform Network Split(NUNS) method that distributes the load among sensor nodes in data-centric storage sensor networks and efficiently reduces the...
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Whitepapers
Distributed Routing and Spectrum Allocation Algorithm with Cooperation in Cognitive Wireless Mesh Networks
April 1, 2012, 12:00am PDT
Routing and spectrum allocation is an important challenge in cognitive wireless mesh networks. A Distributed Routing and Spectrum Allocation algorithm With Cooperation (DRSAC-W) in cognitive...
Provided by Hindawi Publishing
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Whitepapers
Robust Multihop Localization for Wireless Sensor Networks with Unreliable Beacons
February 28, 2012, 12:00am PST
In this paper, the authors propose a Robust Multihop Localization Algorithm (RMLA) based on trust evaluation for diminishing the effect of unreliable beacons on the accuracy of node localization....
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Whitepapers
Authentication and Integrity in the Smart Grid: An Empirical Study in Substation Automation Systems
April 3, 2012, 12:00am PDT
In this paper, the authors aim at authentication and integrity protections in Substation Automation Systems (SAS), by an experimental approach on a small scale SAS prototype, in which messages are...
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Whitepapers
Continuous Remote Monitoring in Hazardous Sites Using Sensor Technologies
May 18, 2012, 12:00am PDT
The deployment of a distributed point source monitoring system based on wireless sensor networks in an industrial site where dangerous substances are produced, used, and stored is described. Seven...
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Whitepapers
Mobile Sensor Waypoint Navigation Via RF-Based Angle of Arrival Localization
May 3, 2012, 12:00am PDT
Over the past decade, wireless sensor networks have advanced in terms of hardware design, communication protocols, and resource efficiency. Recently, there has been growing interest in mobility,...
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Whitepapers
On Guaranteed Detectability for Surveillance Sensor Networks
May 26, 2012, 12:00am PDT
In this paper, the authors propose a fully distributed algorithm GAP for energy-efficient event detection for surveillance applications. Employing the probabilistic approach, GAP actively tunes...
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Whitepapers
A Two-Level Routing Scheme for Wireless Sensor Network
May 15, 2012, 12:00am PDT
A new two-level routing scheme is proposed using the energy features of wireless sensor network. The proposed scheme consists of two levels: sink node level and sensor node level. The proposed...
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Whitepapers
Aggregation Scheme with Secure Hierarchical Clustering for Wireless Sensor Networks
May 12, 2012, 12:00am PDT
In recent years, wireless sensor networks have been studied in many different applications, including environmental monitoring, battlefield surveillance, and other domains. In each of these...
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Whitepapers
An Online Relay Selection Scheme in Power Controllable Wireless Sensor Networks
May 25, 2012, 12:00am PDT
The authors propose a data forwarding scheme termed Dynamic Energy-based Relaying (DER) for Wireless Sensor Networks (WSNs). In the DER scheme, all nodes try to forward their data packets toward...
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Whitepapers
More Benefits of Adding Sparse Random Links to Wireless Networks: Yet Another Case for Hybrid Networks
March 12, 2012, 12:00am PDT
The authors have presented theoretical bounds on the diameter, APL, conductance, and mixing time of sparse random edge additions onto random wireless networks around the connectivity regime, where...
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Whitepapers
A Congestion-Aware IDS Node Selection Method for Wireless Sensor Networks
June 24, 2012, 12:00am PDT
The authors propose an Intrusion Detection System (IDS) node selection method for Wireless Sensor Networks (WSNs). Due to the WSNs' distinctive tree structure, network congestion normally occurs...
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Whitepapers
Investigation of Uncoordinated Coexisting IEEE 802.15.4 Networks with Sleep Mode for Machine-To-Machine Communications
June 25, 2012, 12:00am PDT
The low-energy consumption of IEEE 802.15.4 networks makes it a strong candidate for Machine-To-Machine (M2M) communications. As multipleM2M applications with 802.15.4 networks may be deployed...
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Whitepapers
Multilayer Orthogonal Beamforming for Priority-Guaranteed Wireless Communications
July 9, 2012, 12:00am PDT
To utilize the benefits of cellular systems, wireless Machine-To-Machine (M2M) communications over cellular systems are being widely considered. In order to support efficient spectrum sharing...
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Whitepapers
Prevention and Detection Methods for Enhancing Security in an RFID System
July 29, 2012, 12:00am PDT
Low-cost Radio Frequency IDentification (RFID) tag is exposed to various security and privacy threats due to computational constraint. This paper proposes the use of both prevention and detection...
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Whitepapers
ARQ Protocols for Two-Way Wireless Relay Systems: Design and Performance Analysis
April 6, 2012, 12:00am PDT
In this paper, the authors focus on the designing of Automatic Repeat-reQuest (ARQ) protocols for the two-way wireless relay systems. According to different feedback schedules, they propose three...
Provided by Hindawi Publishing
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Whitepapers
Robust Maximum Lifetime Routing and Energy Allocation in Wireless Sensor Networks
May 10, 2012, 12:00am PDT
Wireless Sensor NETworks (WSNETs) have emerged as an exciting new paradigm of inexpensive, easily deployable, completely untethered device networks that enable the automated and intelligent...
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Whitepapers
Non-Line-of-Sight Beacon Identification for Sensor Localization
July 11, 2012, 12:00am PDT
In recent years, sensors are often deployed to sense the target environment. Besides the sensed environmental information, sensor's position information itself is very important in most cases. In...
Provided by Hindawi Publishing
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Whitepapers
Distributed Beamforming for Relay Assisted Multiuser Machine-To-Machine Networks
July 9, 2012, 12:00am PDT
The authors consider signal transmission with the aid of multiple half-duplex single-antenna relay nodes using the Amplify-and-Forward (AF) strategy for a multiuser wireless Machine-To-Machine...
Provided by Hindawi Publishing
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Whitepapers
A Node Deployment Strategy Considering Environmental Factors and the Number of Nodes in Surveillance and Reconnaissance Sensor Networks
June 26, 2012, 12:00am PDT
In wireless sensor networks, sensor coverage and network connectivity problems are caused by the restricted sensing and communication range of the nodes. In this paper, the authors propose a node...
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Whitepapers
Near-Ground Path Loss Measurements and Modeling for Wireless Sensor Networks at 2.4 GHz
June 29, 2012, 12:00am PDT
Near-ground channel characterization is an important issue in most military applications of wireless sensor networks. However, the channel at the ground level lacks characterization. In this...
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Whitepapers
Adaptive Message Rate Control of Infrastructured DSRC Vehicle Networks for Coexisting Road Safety and Non-Safety Applications
June 25, 2012, 12:00am PDT
Intelligent Transport System (ITS) has large potentials on road safety applications as well as non-safety applications. In this paper, the authors investigate the use of Dedicated Short-Range...
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Whitepapers
Improved DV-Hop Node Localization Algorithm in Wireless Sensor Networks
July 19, 2012, 12:00am PDT
An improved algorithm is put forward to improve the poor locating performance of the DV-Hop algorithm, which is one of the range-free algorithms in wireless sensor networks. Firstly, the authors...
Provided by Hindawi Publishing
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