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Related papers: Synthetic Light-in-Flight

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Light field cameras have been proved to be powerful tools for 3D reconstruction and virtual reality applications. However, the limited resolution of light field images brings a lot of difficulties for further information display and…

Image and Video Processing · Electrical Eng. & Systems 2020-08-27 Qingyan Sun , Shuo Zhang , Song Chang , Lixi Zhu , Youfang Lin

Indirect Time-of-Flight (I-ToF) imaging is a widespread way of depth estimation for mobile devices due to its small size and affordable price. Previous works have mainly focused on quality improvement for I-ToF imaging especially curing the…

Computer Vision and Pattern Recognition · Computer Science 2022-06-17 HyunJun Jung , Nikolas Brasch , Ales Leonardis , Nassir Navab , Benjamin Busam

Non-line-of-sight (NLOS) imaging and tracking is an emerging technology that allows the shape or position of objects around corners or behind diffusers to be recovered from transient, time-of-flight measurements. However, existing NLOS…

Computer Vision and Pattern Recognition · Computer Science 2021-01-06 Christopher A. Metzler , David B. Lindell , Gordon Wetzstein

In recent years, light fields have become a major research topic and their applications span across the entire spectrum of classical image processing. Among the different methods used to capture a light field are the lenslet cameras, such…

Computer Vision and Pattern Recognition · Computer Science 2018-08-17 Pierre Matysiak , Mairéad Grogan , Mikaël Le Pendu , Martin Alain , Aljosa Smolic

Neural Radiance Fields (NeRF) achieve impressive view synthesis results for a variety of capture settings, including 360 capture of bounded scenes and forward-facing capture of bounded and unbounded scenes. NeRF fits multi-layer perceptrons…

Computer Vision and Pattern Recognition · Computer Science 2020-10-23 Kai Zhang , Gernot Riegler , Noah Snavely , Vladlen Koltun

The target duration of a synthesized human motion is a critical attribute that requires modeling control over the motion dynamics and style. Speeding up an action performance is not merely fast-forwarding it. However, state-of-the-art…

Computer Vision and Pattern Recognition · Computer Science 2024-07-17 Alessio Sampieri , Alessio Palma , Indro Spinelli , Fabio Galasso

We propose a novel approach to synthesizing images that are effective for training object detectors. Starting from a small set of real images, our algorithm estimates the rendering parameters required to synthesize similar images given a…

Computer Vision and Pattern Recognition · Computer Science 2015-06-30 Artem Rozantsev , Vincent Lepetit , Pascal Fua

Levitated optomechanical systems are rapidly becoming leading tools for precision sensing of forces and accelerations acting on particles in the femtogram to nanogram mass range. These systems enable a high level of control over the…

The next generation of radio surveys is going to be transformative for cosmology and other aspects of our understanding of astrophysics. Realistic simulations of radio observations are essential for the design and planning of radio surveys.…

Instrumentation and Methods for Astrophysics · Physics 2025-07-30 Tobias Vičánek Martínez , Henrik W. Edler , Marcus Brüggen

Recent research has begun exploring novel view synthesis (NVS) for LiDAR point clouds, aiming to generate realistic LiDAR scans from unseen viewpoints. However, most existing approaches do not reconstruct semantic labels, which are crucial…

Computer Vision and Pattern Recognition · Computer Science 2025-04-14 Yi Chen , Tianchen Deng , Wentao Zhao , Xiaoning Wang , Wenqian Xi , Weidong Chen , Jingchuan Wang

Synthetic gauge fields have recently emerged, arising in the context of quantum simulations, topological matter, and the protected transportation of excitations against defects. For example, an ultracold atom experiences a light-induced…

Single-wavelength interferometry achieves high resolution for smooth surfaces but struggles with rough, industrially relevant ones due to limited unambiguous measuring range and speckle effects. Multi-wavelength interferometry addresses…

During speech, air from the lungs is forced past the vocal folds which vibrate, producing sound. A pulsatile jet of air is formed downstream of the vibrating folds which interacts with the various structures in the airway. Currently, it is…

Fluid Dynamics · Physics 2011-10-19 Jesse Daily , Joey Nielson , Jesse Belden , Scott Thomson , Tadd Truscott

We formulate theoretically and demonstrate experimentally an all-optical method for reconstruction of the amplitude, phase and coherence of frequency combs from a single-shot measurement of the spectral intensity. Our approach exploits…

There is a general expectation that robots should operate in environments that consist of static and dynamic entities including people, furniture and automobiles. These dynamic environments pose challenges to visual simultaneous…

Robotics · Computer Science 2020-03-26 Pushyami Kaveti , Sammie Katt , Hanumant Singh

Light-field video has recently been used in virtual and augmented reality applications to increase realism and immersion. However, existing light-field methods are generally limited to static scenes due to the requirement to acquire a dense…

Computer Vision and Pattern Recognition · Computer Science 2018-05-01 Armin Mustafa , Marco Volino , Jean-yves Guillemaut , Adrian Hilton

Many optical measurement techniques, such as light scattering from wavelength-scale particles or detecting motion from a surface with an optical lever, encode information in a complex radiation pattern. Extracting all available information…

Quantum Physics · Physics 2025-12-22 Youssef Tawfik , Shan Hao , Thomas P. Purdy

Obtaining reliable, matched photometry for galaxies imaged by different observatories represents a key challenge in the era of wide-field surveys spanning more than several hundred square degrees. Methods such as flux fitting, profile…

Instrumentation and Methods for Astrophysics · Physics 2015-06-12 Kevin Bundy , David W. Hogg , Tim D. Higgs , Robert C. Nichol , Naoki Yasuda , Karen L. Masters , Dustin Lang , David A. Wake

Digital imaging systems have traditionally relied on brute-force measurement and processing of pixels arranged on regular grids. In contrast, the human visual system performs significant data reduction from the large number of…

Image and Video Processing · Electrical Eng. & Systems 2025-03-25 Matheus Souza , Yidan Zheng , Kaizhang Kang , Yogeshwar Nath Mishra , Qiang Fu , Wolfgang Heidrich

Laser-Induced Fluorescence (LIF) spectroscopy is an essential tool for probing ion and atom velocity distribution functions (VDFs) in complex plasmas. VDFs carry information about kinetic properties of the species critical for plasma…

Plasma Physics · Physics 2024-03-19 Ivan Romadanov , Yevgeny Raitses , Andrei Smolyakov
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