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A full-sky H-alpha map with 6 arcmin (FWHM) resolution is presented. This map is a composite of the Virginia Tech Spectral line Survey (VTSS) in the north and the Southern H-Alpha Sky Survey Atlas (SHASSA) in the south. The Wisconsin…

Astrophysics · Physics 2009-11-07 Douglas P. Finkbeiner

The paper analyzes wormhole attack modes and classes and point to its threat impacts on ad hoc networks. New improvements are suggested to these types of attacks.

Cryptography and Security · Computer Science 2009-06-09 Marianne Azer , Sherif El-Kassas , Magdy El-Soudani

A potential tremendous spectrum resource makes millimeter wave (mmWave) communications a promising technology. High power consumption due to a large number of antennas and analog-to-digital converters (ADCs) for beamforming to overcome the…

Information Theory · Computer Science 2017-10-31 Junmo Sung , Jinseok Choi , Brian L. Evans

For Wireless Personal Area Network (WPAN) systems, resource allocation between several users within a piconet and the coexistence of several piconets are very important points to take into consideration for the optimization of high data…

Computational Physics · Physics 2007-05-23 Emeric Guéguen , Nadia Madaoui , Jean-François Hélard , Matthieu Crussière

A subset of Human Activity Classification (HAC) systems are based on AI algorithms that use passively collected wireless signals. This paper presents the micro-Doppler attack targeting HAC from wireless orthogonal frequency division…

Signal Processing · Electrical Eng. & Systems 2025-07-29 Margarita Loupa , Antonios Argyriou , Yanwei Liu

Deep models are state-of-the-art for many computer vision tasks including image classification and object detection. However, it has been shown that deep models are vulnerable to adversarial examples. We highlight how one-hot encoding…

Computer Vision and Pattern Recognition · Computer Science 2020-01-16 Donghyun Kim , Sarah Adel Bargal , Jianming Zhang , Stan Sclaroff

The upcoming upgrade of the existing LHC facility at CERN is known as the High-Luminosity Large Hadron Collider (HL-LHC). It is designed to extend its physics reach by substantially increasing the integrated luminosity. It will enable more…

High Energy Physics - Experiment · Physics 2025-05-19 Ali Muhammad H. H. , El-sayed A. El-dahshan , S. Elgammal

A Multi-Channel Algebraic Scattering (MCAS) theory is presented with which the properties of a compound nucleus are found from a coupled-channel problem. The method defines both the bound states and resonances of the compound nucleus, even…

Nuclear Theory · Physics 2007-08-13 K. Amos , P. Fraser , D. van der Knijff , L. Canton , G. Pisent , S. Karataglidis , J. P. Svenne

Light and Widely Applicable (LWA-) MCMC is a novel approximation of the Metropolis-Hastings kernel targeting a posterior distribution defined on a large number of observations. Inspired by Approximate Bayesian Computation, we design a…

Methodology · Statistics 2015-11-25 Florian Maire , Nial Friel , Pierre Alquier

The advancements in wireless mesh networks (WMN), and the surge in multi-radio multi-channel (MRMC) WMN deployments have spawned a multitude of network performance issues. These issues are intricately linked to the adverse impact of endemic…

Networking and Internet Architecture · Computer Science 2016-01-29 Srikant Manas Kala , Ranadheer Musham , M Pavan Kumar Reddy , Bheemarjuna Reddy Tamma

WiMax is a promising network of today industry. It provides P2P and P2MP point to multipoint broadband services up to thirty miles. Its operational frequency range is 10 GHz to 60 GHz. It provides data rate of 75Mbps per channel; with an…

Networking and Internet Architecture · Computer Science 2013-10-23 Safeeullah Soomro , Adnan Alam Khan , Abdul Ghafoor Memon , Asim Iftikhar , Maree Mujeeb-u-Rehman

To address the massive growth of data traffic over cellular networks, increasing spatial reuse of the frequency spectrum by the deployment of small base stations (SBSs) has been considered. For rapid deployment of SBSs in the networks,…

Deep neural networks (DNNs) are sensitive and susceptible to tiny perturbation by adversarial attacks which causes erroneous predictions. Various methods, including adversarial defense and uncertainty inference (UI), have been developed in…

Machine Learning · Computer Science 2022-12-21 Yuqi Yang , Songyun Yang , Jiyang Xie. Zhongwei Si , Kai Guo , Ke Zhang , Kongming Liang

Black-box attack methods aim to infer suitable attack patterns to targeted DNN models by only using output feedback of the models and the corresponding input queries. However, due to lack of prior and inefficiency in leveraging the query…

Computer Vision and Pattern Recognition · Computer Science 2020-02-18 Jiawei Du , Hu Zhang , Joey Tianyi Zhou , Yi Yang , Jiashi Feng

While Multimodal Large Language Models (MLLMs) show remarkable capabilities, their safety alignments are susceptible to jailbreak attacks. Existing attack methods typically focus on text-image interplay, treating the visual modality as a…

Computer Vision and Pattern Recognition · Computer Science 2025-12-03 Yuan Xiong , Ziqi Miao , Lijun Li , Chen Qian , Jie Li , Jing Shao

Reconstructing high-fidelity MR images from undersampled k-space data remains a challenging problem in MRI. While Mamba variants for vision tasks offer promising long-range modeling capabilities with linear-time complexity, their direct…

Image and Video Processing · Electrical Eng. & Systems 2026-05-05 Hongli Chen , Pengcheng Fang , Yuxia Chen , Yingxuan Ren , Jing Hao , Fangfang Tang , Xiaohao Cai , Shanshan Shan , Feng Liu

A unified deep neural network, denoted the multi-scale CNN (MS-CNN), is proposed for fast multi-scale object detection. The MS-CNN consists of a proposal sub-network and a detection sub-network. In the proposal sub-network, detection is…

Computer Vision and Pattern Recognition · Computer Science 2016-07-26 Zhaowei Cai , Quanfu Fan , Rogerio S. Feris , Nuno Vasconcelos

Deep learning based end-to-end multi-channel speech enhancement methods have achieved impressive performance by leveraging sub-band, cross-band, and spatial information. However, these methods often demand substantial computational…

Audio and Speech Processing · Electrical Eng. & Systems 2025-02-18 Yaokai Zhang , Hanchen Pei , Wanqi Wang , Gongping Huang

In the central regions of active galaxies, dense molecular medium are exposed to various types of radiation and energy injections, such as UV, X-ray, cosmic ray, and shock dissipation. With the rapid progress of chemical models and…

Astrophysics of Galaxies · Physics 2017-01-11 Kotaro Kohno , Ryo Ando , Akio Taniguchi , Takuma Izumi , Tomoka Tosaki

Rapid development of big data and high-performance computing have encouraged explosive studies of deep learning in geoscience. However, most studies only take single-type data as input, frittering away invaluable multisource, multi-scale…

Machine Learning · Computer Science 2020-05-19 Zhenyu Yuan , Yuxin Jiang , Jingjing Li , Handong Huang