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Related papers: T2-weighted Spine Imaging using a Single-Shot Turb…

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Background: Trans-spinal FUS (tsFUS) has recently been shown promise in modulating spinal reflexes in rodents, opening new avenues for spinal cord interventions in motor control and pain management. However, anatomical differences between…

Medical Physics · Physics 2025-07-09 Koharu Isomura , Wenwei Yu , Jose Gomez-Tames

In this paper, we propose a novel sparse signal recovery algorithm called Trainable ISTA (TISTA). The proposed algorithm consists of two estimation units such as a linear estimation unit and a minimum mean squared error (MMSE)…

Information Theory · Computer Science 2019-05-22 Daisuke Ito , Satoshi Takabe , Tadashi Wadayama

A non-standing character of directly imaged spin-waves in confined micron-sized ultrathin permalloy (Ni\textsubscript{80}Fe\textsubscript{20}) structures is reported along with evidence of the possibility to alter the observed state by…

This paper introduces Robust Spin (R-Spin), a data-efficient domain-specific self-supervision method for speaker and noise-invariant speech representations by learning discrete acoustic units with speaker-invariant clustering (Spin). R-Spin…

Computation and Language · Computer Science 2024-04-02 Heng-Jui Chang , James Glass

Purpose: To improve image quality and accelerate the acquisition of 3D MRF. Methods: Building on the multi-axis spiral-projection MRF technique, a subspace reconstruction with locally low rank (LLR) constraint and a modified…

Vertebral morphological measurements are important across various disciplines, including spinal biomechanics and clinical applications, pre- and post-operatively. These measurements also play a crucial role in anthropological longitudinal…

Computer Vision and Pattern Recognition · Computer Science 2024-02-05 Ivanna Kramer , Vinzent Rittel , Lara Blomenkamp , Sabine Bauer , Dietrich Paulus

Spiking neural networks (SNNs) that enable low-power design on edge devices have recently attracted significant research. However, the temporal characteristic of SNNs causes high latency, high bandwidth and high energy consumption for the…

Hardware Architecture · Computer Science 2022-05-05 Hong-Han Lien , Chung-Wei Hsu , Tian-Sheuan Chang

We study synthetic aperture radar (SAR) imaging and motion estimation of complex scenes consisting of stationary and moving targets. We use the classic SAR setup with a single antenna emitting signals and receiving the echoes from the…

Numerical Analysis · Mathematics 2015-06-11 Liliana Borcea , Thomas Callaghan , George Papanicolaou

We have studied the possibly half metallic Co2FeSi full Heusler alloy by means of spin- and time-resolved photoemission spectroscopy. For excitation, the second and fourth harmonic of femtosecond Ti:sapphire lasers were used, with photon…

Materials Science · Physics 2016-08-16 J. -P. Wüstenberg , M. Cinchetti , M. Sánchez Albaneda , M. Bauer , M. Aeschlimann

Accurate automatic segmentation of brain anatomy from $T_1$-weighted~($T_1$-w) magnetic resonance images~(MRI) has been a computationally intensive bottleneck in neuroimaging pipelines, with state-of-the-art results obtained by unsupervised…

Computer Vision and Pattern Recognition · Computer Science 2018-08-01 Amod Jog , Bruce Fischl

Multiple sclerosis is one of the most common chronic neurological diseases affecting the central nervous system. Lesions produced by the MS can be observed through two modalities of magnetic resonance (MR), known as T2W and FLAIR sequences,…

Signal Processing · Electrical Eng. & Systems 2022-12-16 Antonio Falvo , Danilo Comminiello , Simone Scardapane , Michele Scarpiniti , Aurelio Uncini

Due to the limitations of current optical and sensor technologies and the high cost of updating them, the spectral and spatial resolution of satellites may not always meet desired requirements. For these reasons, Remote-Sensing Single-Image…

Computer Vision and Pattern Recognition · Computer Science 2025-06-19 Leonardo Rossi , Vittorio Bernuzzi , Tomaso Fontanini , Massimo Bertozzi , Andrea Prati

Intelligent medical image segmentation methods are rapidly evolving and being increasingly applied, yet they face the challenge of domain transfer, where algorithm performance degrades due to different data distributions between source and…

Computer Vision and Pattern Recognition · Computer Science 2024-08-12 Andrew Seohwan Yu , Mohsen Hariri , Xuecen Zhang , Mingrui Yang , Vipin Chaudhary , Xiaojuan Li

Analyzing spin transport of quasi-2D electrons gas moving through a semiconductor wave guide subject to a sectionally homogeneous tilted magnetic field, we found well-defined selection rules for resonant and antiresonant spin carrier…

Mesoscale and Nanoscale Physics · Physics 2009-11-13 J. L. Cardoso , P. Pereyra

This study presents the development of a spatially adaptive weighting strategy for Total Variation regularization, aimed at addressing under-determined linear inverse problems. The method leverages the rapid computation of an accurate…

Numerical Analysis · Mathematics 2025-01-20 Elena Morotti , Davide Evangelista , Andrea Sebastiani , Elena Loli Piccolomini

Ultrasound Elastography aims to determine the mechanical properties of the tissue by monitoring tissue deformation due to internal or external forces. Tissue deformations are estimated from ultrasound radio frequency (RF) signals and are…

Image and Video Processing · Electrical Eng. & Systems 2021-10-19 Abdelrahman Zayed , Hassan Rivaz

Examining and interpreting of a large number of wireless endoscopic images from the gastrointestinal tract is a tiresome task for physicians. A practical solution is to automatically construct a two dimensional representation of the…

Signal Processing · Electrical Eng. & Systems 2018-03-16 Rahman Attar , Xiang Xie , Zhihua Wang , Shigang Yue

Tissue stiffness is related to soft tissue pathologies and can be assessed through palpation or via clinical imaging systems, e.g., ultrasound or magnetic resonance imaging. Typically, the image based approaches are not suitable during…

Signal Processing · Electrical Eng. & Systems 2025-09-04 Maximilian Neidhardt , Sarah Latus , Tim Eixmann , Gereon Hüttmann , Alexander Schlaefer

A femtosecond laser-irradiated crystallizing technique is tried to convert amorphous Sb2Te3 film into crystalline film. Sensitive coherent phonon spectroscopy (CPS) is used to monitor the crystallization of amorphous Sb2Te3 film at the…

Strongly Correlated Electrons · Physics 2011-10-13 Simian Li , Huan Huang , Weiling Zhu , Wenfang Wang , Ke Chen , Dao-Xin Yao , Yang Wang , Tianshu Lai , Yiqun Wu , Fuxi Gan

Purpose: The analysis of optimized spin ensemble trajectories for relaxometry in the hybrid state. Methods: First, we constructed visual representations to elucidate the differential equation that governs spin dynamics in hybrid state.…

Medical Physics · Physics 2019-06-26 Jakob Assländer , Riccardo Lattanzi , Daniel K Sodickson , Martijn A Cloos