sensor 2021
Wireless rechargeable sensor network fault modeling and stability analysis
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Wide attention has been acquired by the field of wireless rechargeable sensor networks (WRSNs) across the globe due to its rapid developments. Addressing the security issues in the WRSNs is a crucial task. The process of reinfection, charging and removal in WRSN is
Fault Detection in Wireless Sensor Network Based on Deep Learning Algorithms
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This paper is about Fault detection over a wireless sensor network in a fully distributed manner. First, we proposed the Convex hull algorithm to calculate a set of extreme points with the neighbouring nodes and the duration of the message remains restricted as the Water is the source of human life and water pollution is becoming more and more serious with the development of cities. The supervision and treatment of water resources have become a big problem of urban development. Water quality monitoring is not timely, flood Wireless sensor network (WSN) consists of a number of nodes that are mostly distributed in a random way to monitor or control different phenomena, such as military operations, earthquake monitoring, environmental monitoring, factory automation and security. A sensor Currently, wireless sensor networks (WSNs) are providing practical solutions for various applications, including smart agriculture and healthcare, and have provided essential support by wirelessly connecting the numerous nodes or sensors that function in sensing
Classroom Analytics: Telling Stories about Learning Spaces using Sensor Data
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The increasing use of interactive devices and networked technologies is blurring the boundaries of the physical classroom by enabling learners and teachers to connect with digital content, systems and people located elsewhere. An underexplored opportunity
An Energy-Efficient Trust Based Secure Data Scheme In Wireless Sensor Networks
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WSN is a series of tiny nodes of sensors that have been deployed to sense the natural phenomena in different geographical locations and send them to the Base Station for further processing through multi-hop communication. Data Dissemination is the high-level
Certain Investigation on Military Applications of Wireless Sensor Network
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Now a days Wireless Sensor Network (WSN) tends to attracts scientific community and its applications become the topic for many studies. This has been made possible by availability; especially in sensors have gotten smaller, cheaper and smarter in recent years. In order to
Effect of Coronavirus Worldwide through Misusing of Wireless Sensor Networks
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Corona is a non-communicable sensor disease spreading worldwide through misusing of processed radio frequency. So far higher authorities of health services are facing the undesirable escalating causes of coronavirus towards human beings as a very scientific Nowadays, the widespread use of the Internet of Things in real life has paved the way for the emergence of systems such as Smart Homes, Smart Cities, and Smart Industries. They are called smart because of their ability to work autonomously. That is, smart systems have the Purpose To evaluate the feasibility of measuring the intrapelvic pressure (IPP) during f-URS with a wire including a pressure sensor and to assess IPP profiles during the procedure. Methods Patients undergoing f-URS for stone disease were recruited. A wire with pressure
Certain Investigation On Monitoring The Load Of Short Distance Orienteering Sports On Campus Based On Embedded System Acceleration Sensor
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Orienteering means that it is necessary to identify competitors, with a particular focus on the city on a predetermined terrain or with the help of a guide. Their ability to integrate their actual perseverance with the mental cycles in this game, which is predicted by the execution Mobile nodes in underwater wireless sensor networks are becoming very important as they not only enable flexible sensing areas but also entails the ability to provide means for data and energy sharing among existing static sensor nodes. In this paper, three efficient meta
Variation on a Zernike wavefront sensor theme: optimal use of photons
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ABSTRACT Aims. The Zernike wavefront sensor (ZWFS) is a concept belonging to the wide class of Fourier-filtering wavefront sensors (FFWFSs). The ZWFS is known for its extremely high sensitivity and low dynamic range, which makes it a unique sensor for second stage Multi-hop wireless sensor networks are being implemented in various domains. The collected data are used to make important decisions for censorious infrastructures. Data are processed by a huge quantity of sensor nodes as well as handled on intermediate nodes
Sparse Representation and SRCNN based Spatio-temporal Information Fusion Method of Multi- sensor Remote Sensing Data
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The classical spatio-temporal fusion algorithms STARFM and SPSTFM will have large fusion errors when the phenological changes or type changes appear. In this paper, based on the spatial feature information of the image, we proposed a new spatiotemporal information Data augmentation is important for training neural networks, especially when there is not enough data to train a network well. However, data augmentation that results in the loss of label information reduce the performance of the model. Most conventional data Recognizing human activity from highly sparse body sensor data is becoming an important problem in Internet of Medical Things (IoMT) industry. As IoMT currently uses batteryless or passive wearable body sensors for activity recognition, the data signals of these sensors
Machine Learning Methods for Distributed Sensor Network Applications
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Distributed sensor networks have been widely adopted in the fields of engineering, manufacturing, weather monitoring, and transportation. The data collected can improve the quality of decision-making, but relevant issues such as large volumes, incomplete or
Optimized Mobile Edge Computing Framework for IoT based Medical Sensor Network Nodes
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Edge computing is a new computing paradigm that is rapidly emerging in various fields. Task completion is performed by various edge devices with distributed cloud computing in several conventional applications. Resource limitation, transmission efficiency, functionality
Diagnosing gait disorders based on angular variations of knee and ankle joints utilizing a developed wearable motion sensor
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Here, a sensory motion system is developed to diagnose gait disorders using the estimation of angular variations in the knee and ankle joints. The sensory system includes two transmitter sensors and a central node, where each transmitter comprises three sensors of
A Combination of K-means Algorithm and Optimal Path Selection Method for Lifetime Extension in Wireless Sensor Networks.
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Wireless Sensor Networks (WSN) are special types of wireless networks where hundreds or thousands of sensor nodes are working together. Since the lifetime of each sensor is equivalent to a battery, the energy issue is considered a major challenge. Clustering has Underwater acoustic sensor network (UASN) is a vast network, in which the neighborhood of a transmitting node consists of many operating sensor nodes. By considering this as an advantage, we propose a hybrid automatic repeat request scheme for incremental
Secured node detection technique based on artificial neural network for wireless sensor network
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The wireless sensor network is becoming the most popular network in the last recent years as it can measure the environmental conditions and send them to process purposes. Many vital challenges face the deployment of WSNs such as energy consumption and security
IoT Dynamic Log File Analysis: Security Approach for Anomaly Detection In Multi Sensor Environment
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In the Multisensory environment, the valuable information like: how users interact with smart IoT devices web servers, are stored in log files. Here web access logs play important role in terms of security and privacy of users. Fetching of needed information, mining of logs
High-Sensitive Thermal Sensor Based on a 1D Photonic Crystal Microcavity with Nematic Liquid Crystal
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In this study, 1D Photonic Crystal (PhC) with Nematic Liquid Crystal (N-LC) central microcavity is analyzed and discussed using Rigorous Coupled Wave Analysis (RCWA) method. A microcavity is inserted into the 1D PhC by the Air Defect, making it ideal for
Cooperative Charging as Service: Scheduling for Mobile Wireless Rechargeable Sensor Networks
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Wireless Power Transmission (WPT) has been widely used to replenish energy for Wireless Rechargeable Sensor Networks. However, the charging service model, which is of the essence to commercial WPT, has not emerged so far. In this paper, we present a wireless
Event-MILP-Based Task Allocation for Heterogeneous Robotic Sensor Network for Thermosolar Plants.
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In this paper, an event-Mixed Integer Linear Programming (MILP)-based algorithm is proposed to solve the task allocation problem in a Robotic Sensor Network (RSN). A fleet of two types of vehicles is considered, giving, as a result, a heterogeneous configuration of theSmartphone usage is increasing around the globe in daily life and as a research device in behavioral science. Smartphones offer the possibility to gather longitudinal data at little cost to researchers and participants. They provide the option to verify self-report data with data
Development of an Electrochemical Sensor for Chloride ion Detection Using Ion-Sensitive Field-Effect Transistor Array
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In this study, we designed a p-channel 32 48 ion-sensitive field-effect transistor (ISFET) array sensor with a modified membrane to detect chloride ion concentration. The proposed sensor includes three parts, ie, an ISFET array, readout interfacing circuits, and row/column
Artificial Neural Network Approach using Mobile Agent for Localization in Wireless Sensor Networks
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Wireless sensor networks (WSNs) are having large demands in enormous applications for the decade. The main issue in WSNs is estimating the exact location of unknown nodes. All applications are dependent on the location information of unknown nodes in WSNs The resource constrained wireless sensor embedded devices are deployed in the edge of the Internet of Things (IoT) system for smart monitoring and control of large scale Wireless Sensor Network (WSN) applications. A joint hybrid corona based Opportunistic Routing (OR) With the continuous development and progress of the times, a variety of large-scale engineering construction is constantly advancing, but due to the high technical requirements of large-scale civil engineering, if the operation does not meet the standards, it lead toSince the last decade, the use of functional polymers for diagnosis, prognosis, and treatment in medicine is developing rapidly. The functional polymers are synthesized in different geometrical shapes and dimensions for various purposes. Therefore, the polymers are
Wireless Sensor Networks Routing Using Clustering Based on Multi-Objective Particle Swarm Optimization Algorithm
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With the spread of applications of wireless sensor networks, in recent years, the use of this type of network in order to monitor the environment and analyze data collected from specific environments in a variety of ways has become very common. Wireless sensor networks are
Use of Sensor Technologies in Online Courses in Post-COVID-19 Era
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In this study, educational social learning theory and a statistical multiple-criteria decisionmaking (MCDM) methodology are creatively cross-employed to comprehensively cross-evaluate online courses and sensor technologies. This was accomplished by means
Uninterruptible DC-powered boost differential inverter with a Sensorless Changeover system
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This paper presents the design and implementation of an Uninterruptible DC-powered boost differential inverter with a sensorless Changeover system. The systems design was developed using solar panels, bidirectional converter current linked battery banks, and a
A Lightweight User Authentication Scheme Based on Fuzzy Extraction Technology for Wireless Sensor Networks
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In order to improve the balanced relationships among security, privacy and design overhead for existing wireless sensor networks (WSNs) user authentication scheme, a lightweight user authentication scheme based on fuzzy extraction technology for WSNs. The present scheme