Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 181 for “"WSN"”.
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Guaranteeing Communication Quality in Real World WSN Deployments
… resource affect the design and implementation of WSNs, opening new horizons where the application regains control of the primary resource: communication.
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Design and implement WSN/IOT smart parking management system using microcontroller
… parking problems. Wireless Sensor Network (WSN) technology has attracted increased attention and is rapidly emerging due to their enormous application potential in diverse fields. This buoyant field is expected to provide an efficient and cost-effective solution to the effluent car parking …
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Performance evaluation for different data encryption algorithms on wireless sensor network (WSN)
… primitives in the wireless sensor networks (WSN) are very energy intensive. Another problem in terms of energy consumption is added to the security of encrypted images transmitted by WSN sensor nodes. Therefore, the aim of the project is to analyse and evaluate various different algorithms …
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A new sinkhole attack detection algorithm for RPL in wireless sensor networks (WSN)
With the continuous improvement of science and technology, wireless sensor network technology has gradually been widely used, and provides great convenience for people's living, but with the continuous improvement of the degree of application, wireless sensor network security issues also enter …
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Detection of collapses and communicating with inaccessible areas in underground coal mines using WSN
Wireless sensor networks (WSN) are used in underground mines to monitor concentration of gases, temperature, and humidity. A WSN deployed in underground mines can also be used for localisation of miners and for detecting collapses. Underground coal mines consist of long and narrow tunnels, several …
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Performance evaluation of different data aggregation algorithms for different types of sensors in WSN based cluster
In wireless sensor networks, data aggregation algorithms are used to extend the network lifetime Size of data transmission from the cluster head node to base station show a critical role in CH nodes energy consumption. In this project three different data aggregation algorithms coding schemes based …
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Implementing Sink Mobility and Recharging Policies Using an Unmanned Aerial Vehicle
<p>Wireless sensor networks (WSNs) have been a topic of research for decades. Researchers have been exploring different uses for UAVs with their growing popularity. In this thesis I develop a wireless sensor network (WSN) and introduce the theoretical effects of an unmanned aerial vehicle (UAV) for …
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Avian Nesting Density and Success in Alfalfa, Cool Season CRP, and Warm Season CRP Planting in Eastern South Dakota
… dense nesting cover (DNC), warm-season natives (WSN), and alfalfa in paired field comparisons; and (2) compare vegetative and microclimate characteristics of DNC, WSN, and alfalfa in paired field comparisons. Paired fields of DNC/alfalfa and WSN/alfalfa were selected and 10% of the smaller …
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Intruder localization wireless sensor network radar design with virtual reference tags
This research designs a WSN (Wireless Sensor Network) algorithm for human intruder localization and path detection. There are two commonly used position estimation techniques in WSN, ToA (Time of Arrival) and RSSI (Received Signal Strength Indicator). In ToA the difference between arrivals of …
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Reducing complexity in developing wireless sensor network systems using model-driven development
Wireless Sensor Network (WSN) is a collection of small and low-powered gadgets called sensor nodes (motes), which are capable of sensing the environment, collecting and processing the sensed data, and communicating with each other to accomplish a specific task. Moreover, all sensed and processed …
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Computational intelligence methods in wireless sensor networks
<p>"Wireless sensor networks (WSNs) are networks of autonomous nodes that sense, compute and communicate in order to monitor an environment collectively. Ad hoc deployment, dynamic environment and resource constraints in nodes need to be considered while addressing WSN challenges such as …
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Heterogeneity-aware and energy-aware scheduling and routing in wireless sensor networks
A Wireless Sensor Network (WSN) is a group of specialized transducers, called sensor nodes, with a communication infrastructure intended to monitor and record conditions at diverse locations. Since WSN applications are usually deployed in an open environment, the network is exposed to rough weather …
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Avian Nesting Densities and Success in Introduced Cool-Season Grass-Legume Plantings Versus Warm-Season Native Grass Planting in South Dakota 2002-2003
… that warm-season native grass plantings (WSN) generally provide good winter cover. Recently a trend favoring WSN has emerged, but limited information exists on nesting density and success of cool-season grass-legume plantings (dense nesting cover [DNC]) versus WSN. Fields of DNC and WSN …
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Mitigating interference coexistence issues in wireless sensor networks
Wireless Sensor Networks (WSNs) comprise a collection of portable, wireless, interconnected sensors deployed over an area to monitor and report a variable of interest; example applications include wildlife monitoring and home automation systems. In order to cater for long network lifetimes without …
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Wireless sensor networks and their industrial applications
Wireless Sensor Networks (WSN) represent a relatively modern concept which has captured the interest of many in the research community. Coupled with appropriate hardware, they offer great flexibility in terms of their applicability to solving real world problems. This can be seen with applications …
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Low-Power Wireless Sensor Node with Edge Computing for Pig Behavior Classifications
A wireless sensor node (WSN) system, capable of sensing animal motion and transmitting motion data wirelessly, is an effective and efficient way to monitor pigs' activity. However, the raw sensor data sampling and transmission consumes lots of power such that WSNs' battery have to be frequently …
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Wireless sensor network planning with application to UWB localization in GPS-denied environments
Wireless Sensor Networks (WSN) have received much attention in the past 5 years, and much progress has been made in designing hardware, communications protocols, routing, and sensor fusion algorithms. The planning and deployment of the WSN, however, has been overlooked to a great extent. These are …
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A technical feasibility study of an automated evaluation system for assessing the care needs of residents living in Australian residential aged care facilities
… and implementation of a Wireless Sensor Network (WSN). This WSN is engineered to unobtrusively collect data from wireless sensor nodes either embedded in the RACF environment or attached to the resident's body. The collected data can be potentially used to provide automatic and accurate care level …
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