Showing 841 - 860 results of 1,016 for search '"wireless sensor network"', query time: 0.05s Refine Results
  1. 841

    Robust Estimation Fusion in Wireless Senor Networks with Outliers and Correlated Noises by Yan Zhou, Dongli Wang, Tingrui Pei, Shujuan Tian

    Published 2014-04-01
    “…This paper addresses the problem of estimation fusion in a distributed wireless sensor network (WSN) under the following conditions: (i) sensor noises are contaminated by outliers or gross errors; (ii) process noise and sensor noises are correlated; (iii) cross-correlation among local estimates is unknown. …”
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  2. 842

    Energy Balanced Scheduling for Target Tracking with Distance-Dependent Measurement Noise in a WSN by Xiaoqing Hu, Ming Bao, Yu-Hen Hu, Bugong Xu

    Published 2013-12-01
    “…Energy efficient collaborative target tracking in a wireless sensor network (WSN) is considered. It is assumed that the distance estimates of range sensors are contaminated by distance-dependent multiplicative observation noises. …”
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  3. 843

    Utilizing sensors networks to develop a smart and context-aware solution for people with disabilities at the workplace (design and implementation) by Ghassan Kbar, Ahmad Al-Daraiseh, Syed Hammad Mian, Mustufa Haider Abidi

    Published 2016-09-01
    “…This has been achieved through the designing and the implementation of a smart unified interface to guide and assist the PWDs. A wireless sensor network has been employed in this context-aware smart solution in order to track and determine user’s location. …”
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  4. 844

    Deployment of Agriculture 4.0 with the Integration of IoT by Sheila Maria Muniz

    Published 2022-09-01
    “…In this Paper, it is proposed to develop a SA System that uses advantages of cutting-edge technologies such as Arduino, IOT and Wireless Sensor Network (WSN). Internet of Things (IoT)-based smart sensors is the new technique for the SA system. …”
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  5. 845

    Compact Sine Cosine Algorithm with Multigroup and Multistrategy for Dispatching System of Public Transit Vehicles by Minghui Zhu, Shu-Chuan Chu, Qingyong Yang, Wei Li, Jeng-Shyang Pan

    Published 2021-01-01
    “…This paper studies the problem of intelligence optimization, a fundamental problem in analyzing the optimal solution in a wide spectrum of applications such as transportation and wireless sensor network (WSN). To achieve better optimization capability, we propose a multigroup Multistrategy Compact Sine Cosine Algorithm (MCSCA) by using the compact strategy and grouping strategy, which makes the initialized randomly generated value no longer an individual in the population and avoids falling into the local optimum. …”
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  6. 846

    Design and Verification of a High-Precision Wireless Strength Testing Node for Aircraft Structure by Jian Wu, Xingmei Cui, Hongbing Sun, Yunpeng Xu

    Published 2016-04-01
    “…Wireless sensor network provides a good solution for the state monitoring of large-scale structures. …”
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  7. 847

    Trajectory and communication scheduling optimization for the rechargeable UAV aided data collection system by Qianwen LI, Jianfeng CHEN, Miao CUI, Guangchi ZHANG

    Published 2022-09-01
    “…A rechargeable unmanned aerial vehicle (UAV) aided wireless sensor network was considered, which consists of multiple ground terminals with a large amount of time-sensitive data to be collected.Due to the limited battery capacity, the UAV cannot collect the data from all terminals through a single flight mission, and it needs to return to the charging pile to replenish its flight energy several times during the whole mission.The optimization of the terminal scheduling, trajectory, flight speed and transmission rate for the UAV was studied to maximize the number of terminals whose data had been collected within the data lifetime limit.Due to the variable coupling and the existence of discrete binary scheduling variables, the considered optimization problem is difficult to solve.To tackle such a difficulty, an efficient algorithm was proposed based on the stochastic optimization and the feature engineering.Specifically, the flight hover communication protocol was introduced to simplify the UAV flight process.And then a terminal scheduling algorithm was innovatively proposed with the influence factor and the stochastic preference, which extracted the features that affect the service time of the UAV, optimized the weights of the features, and further simplified the optimization problem into multiple subproblems.The subproblems were then solved by using the block coordinate descent and successive convex approximation techniques.Simulation results show that the proposed optimization algorithm achieves significant performance gains over several benchmark schemes in the scenarios with different data lifetime requirements and different numbers of ground terminals.…”
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  8. 848

    EE-SAMS: An adaptive, SNN based energy-efficient data aggregation framework for agrovoltaic monitoring systems by Blessina Preethi R, Berin Shalu S, Saranya Nair M, Vergin Raja Sarobin M

    Published 2025-03-01
    “…The emerging trend of agrovoltaic farming monitoring system aims to the reduce energy depletion in battery constrained wireless sensor network. The proposed EE-SAMS model introduces an energy-efficient approach to reduce sensor node energy depletion caused by redundant data transmissions in agrovoltaic farming systems. …”
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  9. 849

    Chaotic Stream Cipher-Based Secure Data Communications over Intelligent Transportation Network by Wei Zhang, Shanyu Tang, Liping Zhang, Zhao Ma, Jun Song

    Published 2015-01-01
    “…To address the above security problems, we proposed a chaotic stream cipher-based cryptographic scheme to realise secure data communications over wireless sensor network (WSN), which is a part of ITS. The proposed cryptographic scheme allowed ITS to achieve key negotiation and data encryption between sensor nodes in the WSN, whileas reduced computational costs and power consumption. …”
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  10. 850

    Dynamic energy balanced max flow routing in energy-harvesting sensor networks by Bin Cai, Shan-Li Mao, Xiao-Hui Li, Yue-Min Ding

    Published 2017-11-01
    “…We propose a dynamic energy balanced max flow routing algorithm to maximize load flow within the network lifetime and balance energy consumption to prolong the network lifetime in an energy-harvesting wireless sensor network. The proposed routing algorithm updates the transmission capacity between two nodes based on the residual energy of the nodes, which changes over time. …”
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  11. 851

    Exploring a Design of Landslide Monitoring System by Rahat Khan, Suhail Yousaf, Abdul Haseeb, Muhammad Irfan Uddin

    Published 2021-01-01
    “…In general, some location-specific factors trigger a landslide. Wireless sensor network (WSN) is an enabling technology to monitor most of the parameters associated with these factors. …”
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  12. 852

    IoT-Based Library Automation & Monitoring system: Developing an Implementation framework by Majid Bayani, Alberto Segura, Marjorie Alvarado, Mayra Loaiza

    Published 2017-12-01
    “…IoT as a prevalent phenomenon is transforming daily life by the usage of the smart features of Radio Frequency Identification (RFID) and Wireless Sensor Network (WSN) technologies. As IoT progresses, it has extended in size and dimension, improving many contexts of the society; such as, the traditional library system. …”
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  13. 853

    Performance Evaluation of a Communication Protocol for Vital Signs Sensors Used for the Monitoring of Athletes by George Kiokes, Clio Vossou, Panagiotis Chatzistamatis, Stelios M. Potirakis, Savvas Vassiliadis, Kleanthis Prekas, Gurkan Tuna, Kayhan Gulez

    Published 2014-06-01
    “…Overtraining is an extreme state of fatigue that forces athletes to rest for several weeks having a negative impact on athlete's performance, health, and daily life. A wireless sensor network (WSN) combines embedded computing technology with communication technology in order to collect information of the network coverage area and send it to the observer. …”
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  14. 854

    Condition monitoring of urban rail transit by local energy harvesting by Mingyuan Gao, Yunwu Li, Jun Lu, Yifeng Wang, Ping Wang, Li Wang

    Published 2018-11-01
    “…An application case of the technology is introduced: the sensor nodes of the wireless sensor network are powered by the electromagnetic energy harvester and lithium battery with DC-DC boost converter, thereby continuously monitoring the railway track state; based on the Littlewood–Paley wavelet analysis of measured railway track acceleration data, the abnormal signal caused by the wheel out-of-roundness can be detected.…”
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  15. 855

    A mobile localization method based on a robust extend Kalman filter and improved M-estimation in Internet of things by Nan Hu, Chuan Lin, Fangjun Luan, Chengdong Wu, Qi Song, Li Chen

    Published 2020-09-01
    “…As the key technology for Internet of things, wireless sensor networks have received more attentions in recent years. …”
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  16. 856

    Forest Fire Detection Using Wireless Sensors and Networks by Mingyue Wang

    Published 2022-09-01
    “…Wireless sensor network technologies normally deploy a large number of small, low cost sensors, fairly densely that can observe and influence the physical world around them by gathering physical information, transform it into electrical signals, send it to a remote location to do some analysis and deploy the results in different applications. …”
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  17. 857

    An improved asynchronous energy-saving mechanism for IEEE 802.15.5-based networks by Li-yong Yuan, Fei-long Lin, Jun-ke Lv

    Published 2018-09-01
    “…IEEE 802.15.5 standard introduces the mesh routing which improves reliability and robustness of routing in wireless sensor network since there are multiple routes from source node to destination node. …”
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  18. 858

    Energy Efficient Clustering Based Network Protocol Stack for 3D Airborne Monitoring System by Abhishek Joshi, Sarang Dhongdi, Rishabh Sethunathan, Pritish Nahar, K. R. Anupama

    Published 2017-01-01
    “…Wireless Sensor Network consists of large number of nodes densely deployed in ad hoc manner. …”
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  19. 859

    Augmenting Energy Sustainability of Static Nodes Using Hybrid KGNN-AHP Driven Approach for IoT-Based Heterogeneous WSN by R. Blessina Preethi, M. Saranya Nair

    Published 2025-01-01
    “…As the nodes used in Internet of Things (IoT)- based wireless sensor network (WSN) are constrained by the limited source of energy, contemporary applications incorporate the heterogeneous energy model WSN. …”
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  20. 860

    An Analysis of QoS in ZigBee Network Based on Deviated Node Priority by Md. Jaminul Haque Biddut, Nazrul Islam, Md. Maksudul Karim, Mohammad Badrul Alam Miah

    Published 2016-01-01
    “…It forms a flawless Wireless Sensor Network (WSN) standard for interoperability at all levels of the network, particularly the application level which most closely touches the user. …”
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