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In this paper, we consider the problem of estimating a scalar field using a network of mobile sensors which can measure the value of the field at their instantaneous location. The scalar field to be estimated is assumed to be represented by…

系统与控制 · 电气工程与系统科学 2019-07-03 Rihab Abdul Razak , Sukumar Srikant , Hoam Chung

Routing algorithms for wireless sensor networks can be broadly divided into two classes - proactive and reactive. Proactive routing is suitable for a network with a fixed topology. On the other hand, reactive routing is more suitable for a…

网络与互联网体系结构 · 计算机科学 2012-08-02 Sanat Sarangi , Subrat Kar

A good and robust sensor data fusion in diverse weather conditions is a quite challenging task. There are several fusion architectures in the literature, e.g. the sensor data can be fused right at the beginning (Early Fusion), or they can…

计算机视觉与模式识别 · 计算机科学 2024-10-30 Andreas Pfeuffer , Klaus Dietmayer

Recreating complex, high-dimensional global fields from limited data points is a grand challenge across various scientific and industrial domains. Given the prohibitive costs of specialized sensors and the frequent inaccessibility of…

地球物理 · 物理学 2023-12-15 Agnese Marcato , Daniel O'Malley , Hari Viswanathan , Eric Guiltinan , Javier E. Santos

Today, the advancements in urban technology have transformed into the concept of smart cities. These smart cities are envisioned to be heavily dependent on wireless sensor networks and internet of things. In this context, a number of…

网络与互联网体系结构 · 计算机科学 2019-06-10 Mohsin Khalil , Ammar Khalid , Farid Ullah Khan , Akmal Shabbir

This paper considers a wireless sensor network deployed to sense an environment variable with a known spatial statistical profile. We propose to use the additional information of the spatial profile to improve the sensing range of sensors…

信息论 · 计算机科学 2020-04-29 Kaushlendra Pandey , Abhishek Gupta

Sensors play a key role in detecting both charged particles and photons for all three frontiers in Particle Physics. The signals from an individual sensor that can be used include ionization deposited, phonons created, or light emitted from…

Wireless sensor networks monitor dynamic environments that change rapidly over time. This dynamic behavior is either caused by external factors or initiated by the system designers themselves. To adapt to such conditions, sensor networks…

网络与互联网体系结构 · 计算机科学 2016-08-16 Mohammad Abu Alsheikh , Shaowei Lin , Dusit Niyato , Hwee-Pink Tan

Wireless sensor networks have emerged as an important and new area in wireless and mobile computing research because of their numerous potential applications that range from indoor deployment scenarios in home and office to outdoor…

密码学与安全 · 计算机科学 2013-08-13 Jaydip Sen

We consider the problem of finding optimal time-periodic sensor schedules for estimating the state of discrete-time dynamical systems. We assume that {multiple} sensors have been deployed and that the sensors are subject to resource…

应用统计 · 统计学 2016-11-17 Sijia Liu , Makan Fardad , Engin Masazade , Pramod K. Varshney

Spectrum sensing is a key technology for cognitive radios. We present spectrum sensing as a classification problem and propose a sensing method based on deep learning classification. We normalize the received signal power to overcome the…

信号处理 · 电气工程与系统科学 2019-09-16 Shilian Zheng , Shichuan Chen , Peihan Qi , Huaji Zhou , Xiaoniu Yang

Autonomous vehicles require reliable hazard detection. However, primary sensor systems may miss near-field obstacles, resulting in safety risks. Although a dedicated fast-reacting near-field monitoring system can mitigate this, it typically…

系统与控制 · 电气工程与系统科学 2025-07-22 Junnan Pan , Prodromos Sotiriadis , Vladislav Nenchev , Ferdinand Englberger

This paper considers the problem of spectrum sensing in cognitive radio networks when the primary user employs Orthogonal Frequency Division Multiplexing (OFDM). We develop cooperative sequential detection algorithms based on energy…

信息论 · 计算机科学 2010-05-11 ArunKumar Jayaprakasam , Vinod Sharma , Chandra R. Murthy , Prashant Narayanan

Wireless sensor networks consisting of great number of cheap and tiny sensor nodes which are used for military environment controlling, natural events recording, traffic monitoring, robot navigation, and etc. Such a networks encounter with…

网络与互联网体系结构 · 计算机科学 2011-11-23 Marida Dossena

The main objective of this paper is to reduce the number of sensor nodes by estimating a trade off between data accuracy and energy consumption for selecting nodes in probabilistic approach in distributed networks. Design…

网络与互联网体系结构 · 计算机科学 2011-11-21 Jyotirmoy Karjee , H. S Jamadagni

Intensity correlation measurements form the basis of many experiments based on spontaneous parametric down-conversion. In the most common situation, two single-photon avalanche diodes and coincidence electronics are used in the detection of…

We consider the task of multiple parameter estimation in the presence of strong correlated noise with a network of distributed sensors. We study how to find and improve noise-insensitive strategies. We show that sequentially probing GHZ…

量子物理 · 物理学 2024-07-02 Arne Hamann , Pavel Sekatski , Wolfgang Dür

This work analyzes the performance of the implementable detectors for multiple-input-multiple-output (MIMO) orthogonal frequency division multiplexing (OFDM) technique under specific and realistic operation system condi- tions, including…

信号处理 · 电气工程与系统科学 2018-10-03 David William Marques Guerra , Rafael Masashi Fukuda , Ricardo Tadashi Kobayashi , Taufik Abrao

Wireless Sensor Networks (WSNs) are composed of nodes that gather metrics like temperature, pollution or pressure from events generated by external entities. Localization in WSNs is paramount, given that the collected metrics must be…

网络与互联网体系结构 · 计算机科学 2013-06-11 Luis Sanabria-Russo , Cristina Cano , Boris Bellalta

One essential step to realize modern driver assistance technology is the accurate knowledge about the location of static objects in the environment. In this work, we use artificial neural networks to predict the occupation state of a whole…

机器人学 · 计算机科学 2019-04-01 Daniel Bauer , Lars Kuhnert , Lutz Eckstein