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Detection techniques at radio wavelengths play an important role in the future of astrophysics experiments. The radio detection of cosmic rays, neutrinos, and photons has emerged as the technology of choice at the highest energies.…

天体物理仪器与方法 · 物理学 2022-09-02 A. Connolly , A. Karle , S. de Jong , C. Thomas

State-of-the-art lidar place recognition models exhibit unreliable performance when tested on environments different from their training dataset, which limits their use in complex and evolving environments. To address this issue, we…

计算机视觉与模式识别 · 计算机科学 2023-07-13 Keita Mason , Joshua Knights , Milad Ramezani , Peyman Moghadam , Dimity Miller

We consider the detection of a correlated random process immersed in noise in a wireless sensor network. Each node has an individual energy constraint and the communication with the processing central units are affected by the path loss…

信息论 · 计算机科学 2015-09-15 Juan Augusto Maya , Cecilia G. Galarza , Leonardo Rey Vega

In designing wireless sensor networks, it is important to reduce energy dissipation and prolong network lifetime. In this paper, a new model with energy and monitored objects heterogeneity is proposed for heterogeneous wireless sensor…

网络与互联网体系结构 · 计算机科学 2011-06-01 Tang Liu , Jian Peng , Jin Yang , Chunli Wang

Solid state detectors and cryogenic detectors are widely employed in rare event searches, such as direct Dark Matter detection or Coherent Neutrino Nucleus Scattering experiments. The excellent sensitivity and, consequently, their low…

仪器与探测器 · 物理学 2019-06-20 M. Mancuso , A. Bento , N. Ferreiro Iachellini , D. Hauff , F. Petricca , F. Pröbst , J. Rothe , R. Strauss

The performance of energy detection (ED) for independent and identically distribution (i.i.d.) signal models is analyzed over generalized composite non-linear line-of-sight (LOS) and non-line-of-sight (NLOS) shadowed fading scenarios. The…

信息论 · 计算机科学 2018-01-03 He Huang

In this paper, we investigate the energy efficiency of conventional collaborative compressive sensing (CCCS) scheme, focusing on balancing the tradeoff between energy efficiency and detection accuracy in cognitive radio environment. In…

Despite their unprecedented performance in various domains, utilization of Deep Neural Networks (DNNs) in safety-critical environments is severely limited in the presence of even small adversarial perturbations. The present work develops a…

机器学习 · 计算机科学 2020-10-19 Fatemeh Sheikholeslami , Swayambhoo Jain , Georgios B. Giannakis

Simultaneous detection and estimation is important in many engineering applications. In particular, there are many applications where it is important to perform signal detection and Signal-to-Noise-Ratio (SNR) estimation jointly.…

信息论 · 计算机科学 2016-11-15 Long Le , Douglas L. Jones

The sparsity of the isotope Helium-3, ongoing since 2009, has initiated a new generation of neutron detectors. One particularly promising development line for detectors is the multilayer gaseous detector. In this paper, a stochastic process…

统计理论 · 数学 2018-11-09 Dragi Anevski , Richard Hall-Wilton , Kalliopi Kanaki , Vladimir Pastukhov

The cognitive radio wireless sensor networks have become an integral part of communicating spectrum information to the fusion center, in a cooperative spectrum sensing environment. A group of battery operated sensors or nodes, sensing…

信息论 · 计算机科学 2017-11-28 Atchutananda Surampudi , Krishnamoorthy Kalimuthu

Characterizing uncertainty is a common issue in nuclear measurement and has important implications for reliable physical discovery. Traditional methods are either insufficient to cope with the heterogeneous nature of uncertainty or…

数据分析、统计与概率 · 物理学 2022-03-01 Pengcheng Ai , Zhi Deng , Yi Wang , Chendi Shen

The present paper is devoted to the evaluation of energy detection based spectrum sensing over different multipath fading and shadowing conditions. This is realized by means of a unified and versatile approach that is based on the…

This paper proposes novel spectrum sensing algorithms for cognitive radio networks. By assuming known transmitter pulse shaping filter, synchronous and asynchronous receiver scenarios have been considered. For each of these scenarios, the…

最优化与控制 · 数学 2013-12-31 Tadilo Endeshaw Bogale , Luc Vandendorpe

Core-Collapse Supernovae, failed supernovae and quark novae are expected to release an energy of few $10^{53}$ ergs through MeV neutrinos and a network of detectors is operative to look online for these events. However, when the source…

天体物理仪器与方法 · 物理学 2020-03-24 Odysse Halim , Carlo Vigorito , Claudio Casentini , Giulia Pagliaroli , Marco Drago , Viviana Fafone

Environmental perception obtained via object detectors have no predictable safety layer encoded into their model schema, which creates the question of trustworthiness about the system's prediction. As can be seen from recent adversarial…

计算机视觉与模式识别 · 计算机科学 2022-11-11 Abhishek Vivekanandan , Niels Maier , J. Marius Zoellner

Neutrino oscillations are studied employing sources of low energy monoenergetic neutrinos following electron capture by the nucleus and measuring electron recoils. Since the neutrino energy is very low the oscillation length appearing in…

高能物理 - 唯象学 · 物理学 2011-01-27 J. D. Vergados , Y. Giomataris , Yu. N. Novikov

Liquid scintillator detectors are playing an increasingly important role in low-energy neutrino experiments. In this article, we describe a generic energy response model of liquid scintillator detectors that provides energy estimations of…

仪器与探测器 · 物理学 2019-02-18 Logan Lebanowski , Linyan Wan , Xiangpan Ji , Zhe Wang , Shaomin Chen

-In cognitive radio networks, spectrum sensing aims to detect the unused spectrum channels in order to use the radio spectrum more efficiently. Various methods have been proposed in the past, such as energy, feature detection, and matched…

信息论 · 计算机科学 2016-09-28 Fatima Salahdine , Naima Kaabouch , Hassan El Ghazi

We consider a statistical problem of detection of a signal with unknown energy in a multi-channel system, observed in a Gaussian noise. We assume that the signal can appear in the $k$-th channel with a known small prior probability…

统计理论 · 数学 2017-12-19 Evgeny Burnaev , Georgy Golubev