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The recently described pushframe imager, a parallelized single pixel camera capturing with a pushbroom-like motion, is intrinsically suited to both remote-sensing and compressive sampling. It optically applies a 2D mask to the imaged scene,…

Image and Video Processing · Electrical Eng. & Systems 2021-04-28 Stuart Bennett , Yoann Noblet , Paul F. Griffin , Paul Murray , Stephen Marshall , John Jeffers , Daniel Oi

Visible images have been widely used for motion estimation. Thermal images, in contrast, are more challenging to be used in motion estimation since they typically have lower resolution, less texture, and more noise. In this paper, a novel…

Computer Vision and Pattern Recognition · Computer Science 2021-05-18 Weichen Dai , Yu Zhang , Shenzhou Chen , Donglei Sun , Da Kong

We have used a plane-wave expansion method to theoretically study the far-field head-media optical interaction in HAMR. For the ASTC media stack specifically, we notice the outstanding sensitivity related to interlayer's optical thickness…

In the development of any type of magnetic field sensor based on magnetic films, special consideration must be given to the magnetic layer component. The presented work investigates the use of flux closing magnetostrictive multilayers for…

Signal Processing · Electrical Eng. & Systems 2023-12-11 L. Thormählen , P. Hayes , E. Elzenheimer , E. Spetzler , J. McCord , G. Schmidt , M. Höft , D. Meyners , E. Quandt

We present a scene representation, which we call a tactile-augmented radiance field (TaRF), that brings vision and touch into a shared 3D space. This representation can be used to estimate the visual and tactile signals for a given 3D…

Computer Vision and Pattern Recognition · Computer Science 2024-05-08 Yiming Dou , Fengyu Yang , Yi Liu , Antonio Loquercio , Andrew Owens

The development of the advanced Radio Frequency Timer of electrons is described. It is based on a helical deflector, which performs circular or elliptical sweeps of keV electrons, by means of 500 MHz radio frequency field. By converting a…

Combining sparse IMUs and a monocular camera is a new promising setting to perform real-time human motion capture. This paper proposes a diffusion-based solution to learn human motion priors and fuse the two modalities of signals together…

Computer Vision and Pattern Recognition · Computer Science 2025-08-11 Shaohua Pan , Xinyu Yi , Yan Zhou , Weihua Jian , Yuan Zhang , Pengfei Wan , Feng Xu

Spherical harmonic expansions are well-established tools for estimating magnetic fields from surface measurements and are widely used in applications such as tomographic imaging, geomagnetism, and biomagnetism. Although the mathematical…

Instrumentation and Detectors · Physics 2026-02-24 Fynn Foerger , Philip Suskin , Marija Boberg , Jonas Faltinath , Tobias Knopp , Martin Möddel

The simultaneous imaging of magnetic fields and temperature (MT) is important in a range of applications, including studies of carrier transport, solid-state material dynamics, and semiconductor device characterization. Techniques exist for…

Camera placement is crutial in multi-camera systems such as virtual reality, autonomous driving, and high-quality reconstruction. The camera placement challenge lies in the nonlinear nature of high-dimensional parameters and the…

Computer Vision and Pattern Recognition · Computer Science 2024-12-12 Yihan Cao , Jiazhao Zhang , Zhinan Yu , Kai Xu

We demonstrate a simple technique for microwave field imaging using alkali atoms in a vapor cell. The microwave field to be measured drives Rabi oscillations on atomic hyperfine transitions, which are detected in a spatially resolved way…

Atomic Physics · Physics 2012-12-14 Pascal Böhi , Philipp Treutlein

Controlling optical fields on the subwavelength scale is at the core of any nanophotonic device. Of particular interest are nanophotonic particle accelerators that promise a compact alternative to conventional radiofrequency-based…

A MOKE magnetometry unit simultaneously sensitive to both in-plane magnetization components, based on an intensity differential detection method, allows us to observe the uniaxial anisotropy impressed during CoFe-deposition and to…

The ATLAS muon spectrometer uses drift-tube chambers for precision tracking. The performance of these chambers in the presence of magnetic field and high radiation fluxes is studied in this article using test-beam data recorded in the Gamma…

Instrumentation and Detectors · Physics 2016-04-07 J. Dubbert , S. Horvat , F. Legger , O. Kortner , H. Kroha , R. Richter , Ch. Valderanis , F. Rauscher , A. Staude

It is essential to have a method to map an unknown terrain for various applications. For places where human access is not possible, a method should be proposed to identify the environment. Exploration, disaster relief, transportation and…

Ferromagnetic resonance (FMR) spectroscopy is a powerful method for quantifying internal magnetic anisotropy fields in nanoparticles, which is important in a wide range of biomedical and storage applications. The interpretation of FMR…

Materials Science · Physics 2022-06-02 David Slay , Michalis Charilaou

Measuring local magnetization dynamics and its spatial variation is essential for advancements in spintronics and relevant applications. Here we demonstrate a phase-sensitive imaging technique for studying patterned magnetic structures…

Materials Science · Physics 2015-07-10 Feng Guo , J. M. Bartell , D. H. Ngai , G. D. Fuchs

Current density distributions in active integrated circuits (ICs) result in patterns of magnetic fields that contain structural and functional information about the IC. Magnetic fields pass through standard materials used by the…

Measuring instruments are vital for obtaining accurate data in various fields, including scientific research, engineering, and manufacturing. However, data acquisition can be challenging, particularly when direct cable connections are not…

Physics Education · Physics 2023-03-28 David Shulman

Implicit representations of geometry, such as occupancy fields or signed distance fields (SDF), have recently re-gained popularity in encoding 3D solid shape in a functional form. In this work, we introduce medial fields: a field function…

Graphics · Computer Science 2021-06-08 Daniel Rebain , Ke Li , Vincent Sitzmann , Soroosh Yazdani , Kwang Moo Yi , Andrea Tagliasacchi