The Infona portal uses cookies, i.e. strings of text saved by a browser on the user's device. The portal can access those files and use them to remember the user's data, such as their chosen settings (screen view, interface language, etc.), or their login data. By using the Infona portal the user accepts automatic saving and using this information for portal operation purposes. More information on the subject can be found in the Privacy Policy and Terms of Service. By closing this window the user confirms that they have read the information on cookie usage, and they accept the privacy policy and the way cookies are used by the portal. You can change the cookie settings in your browser.
The use of Wireless sensor network is to monitor an area for event detection. The sensor node have some limitation like the sensor node associated with battery power and generally it is not possible to recharge or replace battery of sensor due to large number of sensor node, node distribution in remote, desert or hostile areas etc. The energy consumption of sensor node appears a lot of challenges...
Human face is an important object in an image database due to its unique features (eyes, mouth, nose etc.) in every human being. The detection & recognition of a face in an image using template matching is one of the profound research interest in the field of image processing. Various approaches have been proposed in the literature to extract the visual facial features based on texture, color,...
Wireless Sensor Networks is an emerging technology in the field of communication. Wireless sensor nodes provide real observed data from the different environmental conditions and provide data for monitoring and controlling the systems. WSNs are suitable for various applications such as intelligent surveillances, border security and disaster management by gathering remote data about surroundings either...
The major challenge in wireless sensor networks having limited resources is to maximize the network lifetime and coverage level. The effectiveness of sensor network operation depends significantly on the level of coverage achieved. The coverage level depends on the sensing capability and quality of the data transmitted. The sensor coverage models are abstraction models which measure sensors' observation...
Wireless communication technology and the electronic systems advancements have laid the foundation of the wireless sensor network which achieves the growth of low-cost, low power and multi-functional sensor nodes which can be deployed on a single chip to communicate over a short range. The sensor node consists of sensing elements, actuator and a limited source of energy as battery. The major problem...
Wireless sensor network is a network consists of large number of sensors and a base station. There are many novel architectures, algorithms, protocols implemented so far but one of the major issues in wireless sensor network is to develop an energy efficient routing protocol which affects the stability and overall lifetime of the network. Clustering of nodes is one of the effective techniques used...
Wireless sensor network (WSN) consist of spatially distributed self-sufficient sensors nodes. Energy is the main bottleneck for wireless sensor networks and it has dominating effects on network lifetime. The Clustering is considered one of the powerful approaches for maximizing the life time of a wireless sensor network because of their better scalability and higher energy efficiency than other routing...
The mobile ad hoc network faces the problem of mobility and security in the network due to the multi-hop scenario and dynamic topology changes over a wireless medium. The cluster based technique is used to overcome some of these problems. The proposed protocol using Fuzzy logic for clusterhead selection under Competence level, Goodness Function and Mobility of mobile ad hoc network is used to improve...
The existence of Internet, communications and information technologies, combined with recent Micro Electro Mechanical System advances, is leading the way for a new generation of low-cost sensors and actuators, which aim to achieve a high degree of spatial and temporal resolution and accuracy. The autonomous nature of sensor networks makes it of significant importance in various hazardous application...
A MANET is a collection of mobile nodes communicating and cooperating with each other to route a packet from the source to their destinations. A MANET is proposed to support dynamic routing strategies in absence of wired infrastructure and centralized administration. In such networks, limited power in mobile nodes is a big challenge. So energy efficient techniques should be implemented with existing...
Mobile Ad-hoc Network (MANET) has emerged as the self organized wireless interconnection for the various applications in random topology. How ever, achieving reliable multicast transmission in MANET is crucial due to the change in network topology caused by the node mobility. Modern communication network is becoming diverse and heterogeneous. This is the consequence of an increasing array of devices...
Mobile Ad-hoc Network (MANET) has emerged as the self organized wire less interconnection for the various applications in random topology. As most of the multimedia applications require strict QoS guarantee during the communication between a single source and multiple destinations. How ever, achieving reliable multicast transmission in MANET is crucial due to the dynamic network topology caused by...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.