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In this paper we are proposing a new concept in MAC layer protocol design for Cognitive radio by combining information held by physical layer and MAC layer with analytical engine based on knowledge based reasoning approach. In the proposed…

Networking and Internet Architecture · Computer Science 2010-07-15 Vibhar Pathak , Dr. Krishna Chandra Roy , Santosh Kumar Singh

Efficient message forwarding in mobile ad hoc network in disaster scenarios is challenging because location information on the boundary and interior nodes is often unavailable. Information related to boundary nodes can be used to design…

Networking and Internet Architecture · Computer Science 2022-04-05 Se-Hang Cheong , Yain-Whar Si

Underwater acoustic sensor networks (UASNs) drive toward strong environmental adaptability, intelligence, and multifunctionality. However, due to unique UASN characteristics, such as long propagation delay, dynamic channel quality, and high…

Networking and Internet Architecture · Computer Science 2024-10-29 Shanshan Song , Bingwen Huangfu , Jiani Guo , Jun Liu , Junhong Cui , Xuemin , Shen

Connected cars are susceptible to cyberattacks. Security and safety of future vehicles highly depend on a holistic protection of automotive components, of which the time-sensitive backbone network takes a significant role. These onboard…

Networking and Internet Architecture · Computer Science 2024-05-03 Philipp Meyer , Timo Häckel , Teresa Lübeck , Franz Korf , Thomas C. Schmidt

Cognitive radios process their sensed information collectively in order to opportunistically identify and access under-utilized spectrum segments (spectrum holes). Due to the transient and rapidly-varying nature of the spectrum occupancy,…

Information Theory · Computer Science 2012-06-08 Ali Tajer , Rui M. Castro , Xiaodong Wang

After disasters, distribution networks have to be restored by repair, reconfiguration, and power dispatch. During the restoration process, changes can occur in real time that deviate from the situations considered in pre-designed planning…

Systems and Control · Electrical Eng. & Systems 2021-05-20 Jianfeng Fu , Alfredo Nunez , Bart De Schutter

Anomaly detection methods are part of the systems where rare events may endanger an operation's profitability, safety, and environmental aspects. Although many state-of-the-art anomaly detection methods were developed to date, their…

Machine Learning · Computer Science 2023-02-01 Marek Wadinger , Michal Kvasnica

Landmines, specifically anti-tank mines, cluster bombs, and unexploded ordnance form a serious problem in many countries. Several landmine sweeping techniques are used for minesweeping. This paper presents the design and the implementation…

Neural and Evolutionary Computing · Computer Science 2012-10-31 Roger Achkar , Michel Owayjan

Detecting extreme events in large datasets is a major challenge in climate science research. Current algorithms for extreme event detection are build upon human expertise in defining events based on subjective thresholds of relevant…

Computer Vision and Pattern Recognition · Computer Science 2016-05-05 Yunjie Liu , Evan Racah , Prabhat , Joaquin Correa , Amir Khosrowshahi , David Lavers , Kenneth Kunkel , Michael Wehner , William Collins

Due to the rapid demand for wireless services and the increase in the wireless device count, there is a lack of available spectrum bands which constrain the further development of wireless communication .Therefore, Cognitive Radio (CR) has…

Signal Processing · Electrical Eng. & Systems 2022-06-24 Abdelhamed Mohamed , Mona Shokair , Mohamed Elkordy , Said ElHalafawy

Artificial Neural Network (ANN) based model is a computational approach commonly used for modeling the complex relationships between input and output parameters. Prediction of the flow rate of a river is a requisite for any successful water…

Machine Learning · Statistics 2014-12-02 Amirhossein Mehrkesh , Maryam Ahmadi

Spiking Neural Networks (SNNs) have emerged as a promising energy-efficient alternative to traditional Artificial Neural Networks (ANNs). Despite this, bridging the performance gap with ANNs in practical scenarios remains a significant…

Computer Vision and Pattern Recognition · Computer Science 2024-03-19 Ziqing Wang , Yuetong Fang , Jiahang Cao , Renjing Xu

Not so long ago, a method was discovered that successfully overcomes the catastrophic forgetting in neural networks. Although we know about the cases of using this method to preserve skills when adapting pre-trained networks to particular…

Machine Learning · Computer Science 2021-06-07 Alexey Kutalev

In this study, we propose a novel adaptive control architecture, which provides dramatically better transient response performance compared to conventional adaptive control methods. What makes this architecture unique is the synergistic…

Systems and Control · Electrical Eng. & Systems 2023-01-09 Emirhan Inanc , Yigit Gurses , Abdullah Habboush , Yildiray Yildiz , Anuradha M. Annaswamy

In this survey we are focusing on utilizing drone-based systems for the detection of individuals, particularly by identifying human screams and other distress signals. This study has significant relevance in post-disaster scenarios,…

Sound · Computer Science 2024-07-16 Narek Papyan , Michel Kulhandjian , Hovannes Kulhandjian , Levon Hakob Aslanyan

In this letter, the problem of spectrum sensing is addressed for noncircular (NC) signal in cognitive radio networks with uncalibrated multiple antennas. Specifically, by taking both the standard covariance and complementary covariance…

Signal Processing · Electrical Eng. & Systems 2019-12-17 An-Zhi Chen , Zhi-Ping Shi

Adaptive networks (ANs) are effective real time techniques to process and track events observed by sensor networks and, more recently, to equip Internet of Things (IoT) applications. ANs operate over nodes equipped with collaborative…

Optimization and Control · Mathematics 2023-07-13 Cassio G. Lopes , Vítor H. Nascimento , Luiz F. O. Chamon

Massive multiple-input multiple-output (MIMO) is one of the key techniques to achieve better spectrum and energy efficiency in 5G system. The channel state information (CSI) needs to be fed back from the user equipment to the base station…

Information Theory · Computer Science 2021-05-04 Zhilin Lu , Xudong Zhang , Hongyi He , Jintao Wang , Jian Song

In a cognitive radio (CR) network, CR users intend to operate over the same spectrum band licensed to legacy networks. A tradeoff exists between protecting the communications in legacy networks and maximizing the throughput of CR…

Information Theory · Computer Science 2011-05-04 Yi Song , Jiang Xie

This work presents a new approach for premixed turbulent combustion modeling based on convolutional neural networks (CNN). We first propose a framework to reformulate the problem of subgrid flame surface density estimation as a machine…

Fluid Dynamics · Physics 2019-08-02 C. J. Lapeyre , A. Misdariis , N. Cazard , D. Veynante , T. Poinsot