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Related papers: dRTI: Directional Radio Tomographic Imaging

200 papers

Current post-processing techniques in high contrast imaging depend on some source of diversity between the exoplanet signal and the residual star light at that location. The two main techniques are angular differential imaging (ADI), which…

Instrumentation and Methods for Astrophysics · Physics 2016-01-20 Jared R. Males , Ruslan Belikov , Eduardo Bendek

This work reports experiences on using radio ranging to position sensors in a grid topology. The implementation is simple, efficient, and could be practically distributed. The paper describes an implementation and experimental result based…

Distributed, Parallel, and Cluster Computing · Computer Science 2007-05-23 Chen Zhang , Ted Herman

Sixth generation (6G) cellular communications are expected to support enhanced wireless localization capabilities. The widespread deployment of large arrays and high-frequency bandwidths give rise to new considerations for localization…

Signal Processing · Electrical Eng. & Systems 2022-10-31 Qianyu Yang , Anna Guerra , Francesco Guidi , Nir Shlezinger , Haiyang Zhang , Davide Dardari , Baoyun Wang , Yonina C. Eldar

Thermal infrared imaging exhibits considerable potentials for robotic perception tasks, especially in environments with poor visibility or challenging lighting conditions. However, TIR images typically suffer from heavy non-uniform…

Computer Vision and Pattern Recognition · Computer Science 2025-08-07 Tai Hyoung Rhee , Dong-guw Lee , Ayoung Kim

Recently, Differentiable Ray Tracing has been successfully applied in the field of wireless communications for learning radio materials or optimizing the transmitter orientation. However, in the frame of gradient based optimization,…

Signal Processing · Electrical Eng. & Systems 2024-04-30 Jerome Eertmans , Laurent Jacques , Claude Oestges

Knowing the room geometry may be very beneficial for many audio applications, including sound reproduction, acoustic scene analysis, and sound source localization. Room geometry inference (RGI) deals with the problem of reflector…

Audio and Speech Processing · Electrical Eng. & Systems 2023-08-29 Cagdas Tuna , Altan Akat , H. Nazim Bicer , Andreas Walther , Emanuël A. P. Habets

This paper presents an end-to-end deep learning framework for electromagnetically reconfigurable antenna (ERA)-aided user localization with active sensing, where ERAs provide additional electromagnetic reconfigurability to diversify the…

Signal Processing · Electrical Eng. & Systems 2026-01-30 Ruizhi Zhang , Yuchen Zhang , Ying Zhang

In the nascent domain of urban digital twins (UDT), the prospects for leveraging cutting-edge deep learning techniques are vast and compelling. Particularly within the specialized area of intelligent road inspection (IRI), a noticeable gap…

Computer Vision and Pattern Recognition · Computer Science 2024-01-02 Sicen Guo , Jiahang Li , Yi Feng , Dacheng Zhou , Denghuang Zhang , Chen Chen , Shuai Su , Xingyi Zhu , Qijun Chen , Rui Fan

Radio frequency identification (RFID), The real-time location of objects and ability to track motion provide a wide range of useful applications in areas such as safety, security and supply chain. In recent years, radio frequency…

Computers and Society · Computer Science 2018-04-02 Hakan Yilmaz , Osman Nacar , Ozgur Sezgin , Erkan Bostanci , Mehmet Serdar Guzel

As a widely used localization and sensing technique, radars will play an important role in future wireless networks. However, the wireless channels between the radar and the targets are passively adopted by traditional radars, which limits…

Signal Processing · Electrical Eng. & Systems 2023-03-27 Haobo Zhang , Hongliang Zhang , Boya Di , Kaigui Bian , Zhu Han , Lingyang Song

In recent years, radiation mapping has attracted widespread research attention and increased public concerns on environmental monitoring. In terms of both materials and their configurations, radiation detectors have been developed to locate…

Instrumentation and Detectors · Physics 2023-02-15 Ryotaro Okabe , Shangjie Xue , Jiankai Yu , Tongtong Liu , Benoit Forget , Stefanie Jegelka , Gordon Kohse , Lin-wen Hu , Mingda Li

The search for extraterrestrial intelligence (SETI) commensal surveys aim to scan the sky to detect technosignatures from extraterrestrial life. A major challenge in SETI is the effective mitigation of radio frequency interference (RFI), a…

Instrumentation and Methods for Astrophysics · Physics 2026-01-21 Li-Li Zhao , Xiao-Hang Luan , Xin Chao , Yu-Chen Wang , Jian-Kang Li , Zhen-Zhao Tao , Tong-Jie Zhang , Hong-Feng Wang , Dan Werthimer

Long-Term visual localization under changing environments is a challenging problem in autonomous driving and mobile robotics due to season, illumination variance, etc. Image retrieval for localization is an efficient and effective solution…

Computer Vision and Pattern Recognition · Computer Science 2020-12-29 Hanjiang Hu , Zhijian Qiao , Ming Cheng , Zhe Liu , Hesheng Wang

In next-generation vehicular environments, precise localization is crucial for facilitating advanced applications such as autonomous driving. As automation levels escalate, the demand rises for enhanced accuracy, reliability, energy…

Signal Processing · Electrical Eng. & Systems 2024-04-23 Marina Lotti , Nicolò Decarli , Gianni Pasolini , Davide Dardari

A method is proposed, based on scan statistics, to detect, identify, and localize illicit radiological material using mobile sensors in an urban environment. Our method handles varying levels of background radiation that change according to…

Signal Processing · Electrical Eng. & Systems 2020-02-11 Michael D. Porter , Alphonse Akakpo

We introduce a generic visual descriptor, termed as distribution aware retinal transform (DART), that encodes the structural context using log-polar grids for event cameras. The DART descriptor is applied to four different problems, namely…

Computer Vision and Pattern Recognition · Computer Science 2018-11-15 Bharath Ramesh , Hong Yang , Garrick Orchard , Ngoc Anh Le Thi , Shihao Zhang , Cheng Xiang

Reconfigurable intelligent surfaces (RISs) are envisioned to play a key role in future wireless communication networks. However, channel estimation in RIS-aided wireless networks is challenging due to their passive nature and the large…

Signal Processing · Electrical Eng. & Systems 2024-06-21 Sadjad Alikhani , Ahmed Alkhateeb

RF emissions detection, classification, and spectro-temporal localization are crucial not only for tasks relating to understanding, managing, and protecting the RF spectrum, but also for safety and security applications such as detecting…

Networking and Internet Architecture · Computer Science 2021-07-13 Hai N. Nguyen , Marinos Vomvas , Triet Vo-Huu , Guevara Noubir

RSS-based device-free localization (DFL) is a very promising technique which allows localizing the target without attaching any electronic tags in wireless environments. In cluttered indoor environments, the performance of DFL degrades due…

Networking and Internet Architecture · Computer Science 2014-03-06 Zhenghuan Wang , Heng Liu , Shengxin Xu , Xiangyuan Bu , Jianping An

Despite domain-adaptive object detectors based on CNN and transformers have made significant progress in cross-domain detection tasks, it is regrettable that domain adaptation for real-time transformer-based detectors has not yet been…

Computer Vision and Pattern Recognition · Computer Science 2025-10-27 Feng Lv , Guoqing Li , Jin Li , Chunlong Xia