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The recent enhancement of sensor devices, such as the Micro-Electro Mechanical Devices (MEMs) used for information collection and dissemination, has led to the emergence of the Internet of Things (IoT). This new paradigm overlaps with many research area such as the Wireless Sensor Networks (WSNs) where sensor nodes are deployed over an area to perform local computations based on information gathered...
Lifetime enhancement has always been a crucial issue as most of the wireless sensor networks (WSNs) operate in unattended environment where human access and monitoring are practically infeasible. Clustering is one of the most powerful techniques that can arrange the system operation in associated manner to attend the network scalability, minimize energy consumption, and achieve prolonged network lifetime...
Wireless sensor networks (WSNs) are usually deployed in insecure remote and open environments. Nodes could be attacked and compromised. The attacker can use compromised sensor nodes to disrupt communications or inject misleading sensor values. Misleading data can corrupt the entire decision making process, which depends upon WSN data. We propose a trust mechanism, which evaluates communication trust...
Wireless sensor networks (WSNs) usually build from huge number of randomly deployed sensor nodes in certain area. The sensors are mainly utilized to monitor physical and environmental conditions, gather information, process this data locally and transfer the sensed data back to the Base Station (BS). The main objective of this paper is to simulate, evaluate and observe the behavior of developed clustering...
Wireless Sensor network (WSN) is one of the most attractive fields for researchers. This paper studies about optimization techniques such as Weighted Compressive Data Aggregation (WCDA), Cluster-based Weighted Compressive Data Aggregation (CWCDA) & Ant Colony Optimization (ACO). WCDA & CWCDA are analyzed and discussed. WCDA & CWCDA algorithm is used for reducing energy consumption in WSN...
Clustering algorithm incurs significantenergy consumption for clusters and its ClusterHeads (CH) in Wireless Sensor Network(WSN). WSN brings a new attention over a real-timeintelligent system with its limitations and gainedmore research challenges. In last few years, WSNcan be used and seen in many real time applicationslike disaster management, pollution monitoring, temperature monitoring, traffic...
Wireless sensor networks are used in many real-time applications. In WSN, effective use of energy resource is one of the challenging research issues as the battery limits the lifetime of sensor node. The Rumor Routing has advantages in energy saving by making full use of two features: clustering structure and next-hop scheme. This rumor routing algorithm in WSN allows query source to distribute query...
Wireless sensor networks (WSNs) is an assemblage of several lightweight and portable devices, usually deployed for monitoring and surveillance purposes. On the account of their small size these sensor nodes suffer from certain limitations such as limited source of energy, constrained memory size and low processing speed. Nowadays major research areas include devising new methods to prolong the network...
Wireless sensor network consists of independent device spatially distributed in the wireless network with sensor that observes the environment conditions. The cluster based transaction is the gateway of wireless medium and distributed nodes has limitations in power supply. Packet scheduling is the mandatory process in wireless networks to balance the network and minimize the end delay. In energy efficient...
The security of operations within a wireless sensor network requires the protection of messages exchanged between the sensor nodes. To achieve the security aims and prevent a WSN from being compromised by an adversary. Key management is a security technical in wireless sensor networks (WSN). In the remainder of this paper, we propose a new key pre-distribution scheme that was based on the modification...
Due to the myriad range of applications in environmental monitoring, wireless sensor network (WSN) have attracted a lot of attention in recent years. Since WSN suffer from many constraints including lower processing power, low battery life and small memory, security becomes the main concern to deal with such kind of networks. Due to these well accepted limitations, WSN is not able to deal with traditional...
Wireless Sensor Networks (WSNs) consist of multiple sensors distributed in a certain geographic area. The goal of using WSNs is to monitor certain phenomena such as; environmental or physical. The nodes in WSNs transmit data through a wireless network that lacks infrastructure, which makes those networks exposed to security threats. One of those security threats is the black-hole attack which can...
Wireless sensor network (WSN) is the interconnection of wireless nodes with limited energy and memory. These networks can be deployed for many critical applications like military operations, rescue management, fire detection and so on. In flat routing structure every node plays equal role of sensor and a router. The topology may change very frequently due to the mobile nature of nodes in WSNs. Maintaining...
The wireless sensor network is deployed to sense environmental conditions like temperature, pressure and so forth. It consists a set of small devices which known as sensor nodes. The energy consumption is one of the big issue of wireless sensor network. In this paper, other algorithm is used for analyzing energy hole problem in wireless sensor network. Divide and conquer methodology is used for consuming...
Resource positioning in cloud computing system under the support of the Internet of things (IoT) is very important, especially for distributed collaborative task. Position-based services is used to collect, process, store and distribute position information. Taking a typical collaborative task - cloud manufacturing as the background, in view of resource positioning service, an algorithm supported...
Recent advancement in wireless communications and electronics has enabled the development of low-cost sensor networks. The sensor networks can be used for various application areas (e.g., health, military, home). Wireless sensor networks consist of small nodes with sensing, computation, and wireless communications capabilities. Many routing, power management, and data dissemination protocols have...
In wireless sensor Networks, sending data consumes energy which affects the lifetime of the network. Since Routing protocol plays an important role in this process, designing a routing protocol must take into a count energy consumption in order to increase the lifetime of the network. In this paper, we propose an improved multipath leach protocol which uses at most one intermediate cluster head. The...
Emerging environmental related problems have greater impact on technical, scientific, social and economical fields, which is why this issue needs attention. On a global scale this issue are being sort out using satellite based instruments. This paper discusses a monitoring system which gives information about environmental conditions on a more local level, the implementation area are categorize by...
Wireless sensor based communication system is an ever growing sector in the industry of communication. Wireless infrastructure is a network that enables correspondence between various devices associated through a infrastructure protocol. In WSN enhancing the life span of network depends on the energy dissipation of the sensor devices. Reducing the energy dissipation of sensor devices will improve...
Smuggling/Theft of Trees has led to an increase risk of Natural Resource getting extinguished. Animals are losing their Natural Habitat, thus causing a total imbalance in Nature. The theft of trees causes a huge economic loss to people who grow trees for a livelihood. This paper proposes a microcontroller based anti-poaching system employing a WSN protocol, which is capable of detecting theft by monitoring...
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