English
Related papers

Related papers: Angular Integral Autocorrelation for Speed Estimat…

200 papers

Energy Absorption Interferometry (EAI) is a technique for measuring the responsivities and complex-valued spatial polarimetric forms of the individual degrees of freedom through which a many-body system can absorb energy. It was originally…

Optics · Physics 2026-02-03 Stafford Withington , Willem Jellema

In ultrasound shear wave elasticity (SWE) imaging, a number of algorithms exist for estimating the shear wave speed (SWS) from spatiotemporal displacement data. However, no method provides a well-calibrated and practical uncertainty metric,…

Image and Video Processing · Electrical Eng. & Systems 2022-03-22 Felix Q. Jin , Lindsey C. Carlson , Helen Feltovich , Timothy J. Hall , Mark L. Palmeri

Current scene depth estimation approaches mainly rely on optical sensing, which carries privacy concerns and suffers from estimation ambiguity for distant, shiny, and transparent surfaces/objects. Reconfigurable intelligent surfaces (RISs)…

Signal Processing · Electrical Eng. & Systems 2022-11-16 Abdelrahman Taha , Hao Luo , Ahmed Alkhateeb

Current acoustic radiation force (ARF) based methods for quantifying tissue elasticity primarily rely on shear wave propagation. However, their spatial resolution is limited by the need for spatial averaging, and their accuracy is affected…

Medical Physics · Physics 2025-11-24 Keita Yokoyama , Murad Hossain , Sabiq Muhtadi , Caterina Gallippi

Acoustic-to-articulatory inversion (AAI) is to obtain the movement of articulators from speech signals. Until now, achieving a speaker-independent AAI remains a challenge given the limited data. Besides, most current works only use audio…

Sound · Computer Science 2022-04-05 Jianrong Wang , Jinyu Liu , Longxuan Zhao , Shanyu Wang , Ruiguo Yu , Li Liu

Developing analysis pipelines based on statistics beyond two-point functions is critical for extracting a maximal amount of cosmological information from current and upcoming weak lensing surveys. In this paper, we study the impact of the…

Cosmology and Nongalactic Astrophysics · Physics 2022-01-12 Joachim Harnois-Déraps , Nicolas Martinet , Robert Reischke

Direction-of-arrival (DoA) is a critical parameter in wireless channel estimation. With the ever-increasing requirement of high data rate and ubiquitous devices in wireless communication systems, effective wideband DoA estimation is…

Signal Processing · Electrical Eng. & Systems 2023-11-21 Xiaorui Ding , Wenbo Xu , Yue Wang

In this paper, we investigate a self-sensing intelligent reflecting surface (IRS) aided millimeter wave (mmWave) integrated sensing and communication (ISAC) system. Unlike the conventional purely passive IRS, the self-sensing IRS can…

Signal Processing · Electrical Eng. & Systems 2023-11-15 Zijian Chen , Ming-Min Zhao , Min Li , Fan Xu , Qingqing Wu , Min-Jian Zhao

An ideal imaging system provides a spatial resolution that is ultimately dictated by the numerical aperture (NA) of the illumination and collection optics. In biological tissue, resolution is further affected by scattering limiting the…

Ultrasound Shear Wave Elastography (USWE) with conventional B-mode imaging demonstrates better performance in lesion segmentation and classification problems. In this article, we propose SHEAR-net, an end-to-end deep neural network, to…

Image and Video Processing · Electrical Eng. & Systems 2019-02-14 Tamim Ahmed , Md. Kamrul Hasan

A promising type of Reconfigurable Intelligent Surface (RIS) employs tunable control of its varactors using biasing transmission lines below the RIS reflecting elements. Biasing standing waves (BSWs) are excited by a time-periodic signal…

Emerging Technologies · Computer Science 2025-05-13 Gal Ben Itzhak , Miguel Saavedra-Melo , Ender Ayanoglu , Filippo Capolino , A. Lee Swindlehurst

Ultrasound, alone or in concert with circulating microbubble contrast agents, has emerged as a promising modality for therapy and imaging of brain diseases. While this has become possible due to advancements in aberration correction…

Signal Processing · Electrical Eng. & Systems 2020-01-08 Scott Schoen , Costas D. Arvanitis

To reach the full potential for the next generation of weak lensing surveys, it is necessary to mitigate the contamination of intrinsic alignments (IA) of galaxies in the observed cosmic shear signal. The self calibration (SC) of intrinsic…

Cosmology and Nongalactic Astrophysics · Physics 2020-05-27 Ji Yao , Eske M. Pedersen , Mustapha Ishak , Pengjie Zhang , Anish Agashe , Haojie Xu , Huanyuan Shan

A fast-reading current integrator is developed for high time-resolution and low-noise ion beam diagnostics under both continuous-wave and pulsed operating conditions. The system combines a low-leakage transimpedance front-end with a hybrid…

Instrumentation and Detectors · Physics 2026-04-01 I-Chun Cho , Chien-Hsu Chen , Huan Niu , Cheng-Ya Pan , Chun-Hui Hsing , Tung-Yuan Hsiao

Successful detection of weak signals is a universal challenge for numerous technical and biological systems and crucially limits signal transduction and transmission. Stochastic resonance (SR) has been identified to have the potential to…

Information Theory · Computer Science 2015-04-21 Patrick Krauss , Claus Metzner , Konstantin Tziridis , Holger Schulze

Abdominal aortic aneurysm (AAA) is a life-threatening condition characterized by the progressive dilation of the aorta, which can lead to rupture if undetected or untreated. Stress-based rupture risk estimation using computational…

Initial access (IA) is a fundamental physical layer procedure in cellular systems where user equipment (UE) detects nearby base station (BS) as well as acquire synchronization. Due to the necessity of using antenna array in millimeter-wave…

Signal Processing · Electrical Eng. & Systems 2019-07-30 Han Yan , Danijela Cabric

We investigate hand gesture recognition by leveraging passive reflective tags worn on the body. Considering a large set of gestures, distinct patterns are difficult to be captured by learning algorithms using backscattered received signal…

Signal Processing · Electrical Eng. & Systems 2026-04-01 Sahar Golipoor , Reza Ghazalian , Ines Lobato Mesquita , Stephan Sigg

Intracranial aneurysms (IAs) are generally asymptomatic and thus often discovered incidentally on angiographic scans like 3D DSA, CTA and MRA. Skilled radiologists achieved a sensitivity of 88% by means of visual detection, which seems…

Image and Video Processing · Electrical Eng. & Systems 2020-06-01 Žiga Bizjak , Boštjan Likar , Franjo Pernuš , Žiga Špiclin

Estimating the elasticity of soft tissue can provide useful information for various diagnostic applications. Ultrasound shear wave elastography offers a non-invasive approach. However, its generalizability and standardization across…

Image and Video Processing · Electrical Eng. & Systems 2025-08-07 Sarah Grube , Sören Grünhagen , Sarah Latus , Michael Meyling , Alexander Schlaefer