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Related papers: Holographic Microscopy with Python and HoloPy

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An active area of research interest is the inference of ecological models of complex microbial communities. Inferring such ecological models entails understanding the interactions between microbes and how they affect each other's growth.…

Applications · Statistics 2022-10-19 William Krinsman

Fast, volumetric imaging that integrates multiple imaging modalities is essential for probing dynamic, heterogeneous soft and biological matter. Here, we present the M3Scope, a simple yet versatile multiplane microscope that extends…

Holographic near-eye displays are a promising technology to solve long-standing challenges in virtual and augmented reality display systems. Over the last few years, many different computer-generated holography (CGH) algorithms have been…

Graphics · Computer Science 2024-04-19 Dongyeon Kim , Seung-Woo Nam , Suyeon Choi , Jong-Mo Seo , Gordon Wetzstein , Yoonchan Jeong

This paper presents an application of digital Fourier holography for selective imaging of scatterers with different sizes in turbid media such as biological tissues. A combination of Fourier holography and high-resolution digital recording,…

Optics · Physics 2007-05-23 Sergey A. Alexandrov , P. Meredith , T. J. McIntyre , A. V. Zvyagin

Near-field radio holography is a common method for measuring and aligning mirror surfaces for millimeter and sub-millimeter telescopes. In instruments with more than a single mirror, degeneracies arise in the holography measurement,…

The elementary operation of cropping underpins nearly every computer vision system, ranging from data augmentation and translation invariance to computational photography and representation learning. This paper investigates the subtle…

Computer Vision and Pattern Recognition · Computer Science 2021-09-07 Basile Van Hoorick , Carl Vondrick

We propose a new, efficient multi-scale method to decompose a map (or signal in general) into components maps that contain structures of different sizes. In the widely-used wave transform, artifacts containing negative values arise around…

Instrumentation and Methods for Astrophysics · Physics 2022-04-11 Guang-Xing Li

Holoscopic 3D imaging is a promising technique for capturing full colour spatial 3D images using a single aperture holoscopic 3D camera. It mimics fly's eye technique with a microlens array, which views the scene at a slightly different…

Computer Vision and Pattern Recognition · Computer Science 2018-11-13 Bodor Almatrouk , Mohammad Rafiq Swash , Abdul Hamid Sadka

Images are formed by counting how many photons traveling from a given set of directions hit an image sensor during a given time interval. When photons are few and far in between, the concept of `image' breaks down and it is best to consider…

Computer Vision and Pattern Recognition · Computer Science 2016-10-04 Bo Chen , Pietro Perona

Recent advances in biological technologies, such as multi-way chromosome conformation capture (3C), require development of methods for analysis of multi-way interactions. Hypergraphs are mathematically tractable objects that can be utilized…

Quantitative Methods · Quantitative Biology 2023-07-19 Joshua Pickard , Can Chen , Rahmy Salman , Cooper Stansbury , Sion Kim , Amit Surana , Anthony Bloch , Indika Rajapakse

A estereoscopia eh uma tecnica que permite a observacao de imagens tridimensionais, mas estah sempre associada com o uso de algum equipamento especial para visualizacao, como oculos bicolores ou polarizados. Para o uso em aplicacoes medicas…

Optics · Physics 2010-04-15 J. J. Lunazzi , R. L. Serra , D. S. F. Magalhaes

Digital holographic microscopy is a powerful tool for characterizing transparent and reflective phase objects. Its ability to reconstruct amplitude and phase can also offer great insight into wavefront shaping and design of all-dielectric…

Computer-Generated Holography (CGH) is a set of algorithmic methods for identifying holograms that reconstruct Three-Dimensional (3D) scenes in holographic displays. CGH algorithms decompose 3D scenes into multiplanes at different depth…

Graphics · Computer Science 2024-10-15 Chuanjun Zheng , Yicheng Zhan , Liang Shi , Ozan Cakmakci , Kaan Akşit

Holographic microscopy combined with forward modeling and inference allows colloidal particles to be characterized and tracked in three dimensions with high precision. However, current models ignore the effects of optical aberrations on…

Optics · Physics 2021-05-27 Caroline Martin , Brian Leahy , Vinothan Manoharan

This paper introduces a new method to perform signal processing using cells or atoms to synthesize variation in digital data stored in optical format. Interfacing small-scale biological or chemical systems with information stored on CD, DVD…

Chaotic Dynamics · Physics 2007-05-23 Cameron L. Jones

In complex plasmas, the behavior of freely floating micrometer sized particles is studied. The particles can be directly visualized and recorded by digital video cameras. To analyze the dynamics of single particles, reliable algorithms are…

Plasma Physics · Physics 2018-02-14 Daniel P. Mohr , Christina A. Knapek , Peter Huber , Erich Zaehringer

We develop a convenient framework for characterizing multipartite entanglement in composite systems, based on relations between entropies of various subsystems. This continues the program initiated in arXiv:1808.07871, of using holography…

High Energy Physics - Theory · Physics 2019-05-01 Veronika E. Hubeny , Mukund Rangamani , Massimiliano Rota

How far a particle moves along the optical axis in a holographic optical trap is not simply dictated by the programmed motion of the trap, but rather depends on an interplay of the trap's changing shape and the particle's material…

Soft Condensed Matter · Physics 2019-10-02 Michael J. O'Brien , David G. Grier

Conventional microscopic records represent intensity distributions whereby local sample information is mapped onto local information at the detector. In coherent microscopy, the superposition principle of waves holds; field amplitudes are…

Optics · Physics 2013-11-22 Tatiana Latychevskaia , Hans-Werner Fink

This paper introduces holographic cross-device interaction, a new class of remote cross-device interactions between local physical devices and holographically rendered remote devices. Cross-device interactions have enabled a rich set of…

Human-Computer Interaction · Computer Science 2024-05-31 Neil Chulpongsatorn , Thien-Kim Nguyen , Nicolai Marquardt , Ryo Suzuki