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In the field of neutrino astronomy, large volumes of optically transparent matter like glacial ice, lake water, or deep ocean water are used as detector media. Elementary particle interactions are studied using in situ detectors recording…

Taking photographs in low light using a mobile phone is challenging and rarely produces pleasing results. Aside from the physical limits imposed by read noise and photon shot noise, these cameras are typically handheld, have small apertures…

Computer Vision and Pattern Recognition · Computer Science 2019-10-28 Orly Liba , Kiran Murthy , Yun-Ta Tsai , Tim Brooks , Tianfan Xue , Nikhil Karnad , Qiurui He , Jonathan T. Barron , Dillon Sharlet , Ryan Geiss , Samuel W. Hasinoff , Yael Pritch , Marc Levoy

Focus stacking is widely used in micro, macro, and landscape photography to reconstruct all-in-focus images from multiple frames obtained with focus bracketing, that is, with shallow depth of field and different focus planes. Existing deep…

Computer Vision and Pattern Recognition · Computer Science 2023-11-30 Alexandre Araujo , Jean Ponce , Julien Mairal

The rapid evolution of intelligent electronic devices makes information technology, computer science and electronics strongly related to the teaching of natural sciences. Today almost everybody has a smart phone that can convert light,…

Physics Education · Physics 2019-10-02 Zoltan Gingl , Janos Mellar , Tamas Szepe , Gergely Makan , Robert Mingesz , Gergely Vadai , Katalin Kopasz

This paper is concerned with investigating super-resolution algorithms and solutions for handling electron microscopic images. We note two main aspects differentiating the problem discussed here from those considered in the literature. The…

Image and Video Processing · Electrical Eng. & Systems 2020-08-26 Yanjun Qian , Jiaxi Xu , Lawrence F. Drummy , Yu Ding

Recently, the use of smart cameras in outdoor settings has grown to improve surveillance and security. Nonetheless, these systems are susceptible to tampering, whether from deliberate vandalism or harsh environmental conditions, which can…

Computer Vision and Pattern Recognition · Computer Science 2026-02-06 Shadi Attarha , Kanaga Shanmugi , Anna Förster

In the present work we intend to introduce a system based on VR (Virtual Reality) for examining analytical-geometric structures that occur in the study of mathematics and physics concepts in the last high school classes. In our opinion, an…

Physics Education · Physics 2021-11-04 Marco Simonetti , Damiano Perri , Natale Amato , Osvaldo Gervasi

The vast majority of photos taken today are by mobile phones. While their quality is rapidly growing, due to physical limitations and cost constraints, mobile phone cameras struggle to compare in quality with DSLR cameras. This motivates us…

Computer Vision and Pattern Recognition · Computer Science 2019-01-01 Etienne de Stoutz , Andrey Ignatov , Nikolay Kobyshev , Radu Timofte , Luc Van Gool

Please find the final and published version of the manuscript using this citation: E. Bernhardt, et. al, "An apparatus for measuring a material's photomechanical response", American Journal of Physics, 86, 14 (2018) This paper describes a…

Physics Education · Physics 2018-12-18 Elizabeth Bernhardt , Chad Garrison , Nathan Rasmussen , Joseph Lanska , Mark Kuzyk

Although many of the information processing systems are text-based, much of the information in the real life is generally multimedia objects, so there is a need to define and standardize the frame works for multimedia-based information…

Multimedia · Computer Science 2014-03-18 Reza Rahimi , J Hengmeechai

We demonstrate a simple and cost-efficient scanning confocal microscope setup for use in advanced instructional physics laboratories. The setup is constructed from readily available commercial products, and the implementation of a…

Physics Education · Physics 2023-05-03 A. Reguilon , W. Bethard , E. Brekke

Astronomy has a rich tradition of using color photography and imaging, for visualization in research as well as for sharing scientific discoveries in formal and informal education settings (i.e., for "public outreach.") In the modern era,…

Instrumentation and Methods for Astrophysics · Physics 2017-04-26 Travis A. Rector , Zoltan G. Levay , Lisa M. Frattare , Kimberly K. Arcand , Megan Watzke

Presented is a successful two week lab involving real sky observations of the Moon in which students make telescopic observations and analyze their own images. Originally developed around the 35 mm film camera as a common household object…

Physics Education · Physics 2013-12-09 Takashi Sato

Metric learning networks are used to compute image embeddings, which are widely used in many applications such as image retrieval and face recognition. In this paper, we propose to use network distillation to efficiently compute image…

Computer Vision and Pattern Recognition · Computer Science 2019-04-09 Lu Yu , Vacit Oguz Yazici , Xialei Liu , Joost van de Weijer , Yongmei Cheng , Arnau Ramisa

A fascinating approach to teaching Newton's Third Law using readily available technology is presented in this article. Magnetic forces are measured by using a smartphone's pressure sensor, two ring magnets, and common household items.…

Physics Education · Physics 2026-05-05 Sanjoy Kumar Pal , Soumen Sarkar , Pradipta Panchadhyayee

*To be published in Springer Handbook of Surface Science (Springer Verlag) [Preprint]* The capability to display images containing chemical, magnetic and structural information and to perform spectroscopy and diffraction from a {\mu}m-sized…

Mesoscale and Nanoscale Physics · Physics 2018-12-06 Alessandro Sala

We show how builtin sensors in mobile devices can be used as portable laboratories at the service of teaching experimental sciences, especially physics, in the last years of high school and first years of university. We describe experiments…

Physics Education · Physics 2023-01-16 Martin Monteiro , Cecilia Stari , Arturo C. Marti

In this paper we show how students can measure optical features of smartphone displays through three experiments. Observing diffraction patterns from smartphone displays allows students to determine the Pixels Per Inch (PPI). Observing…

Physics Education · Physics 2025-11-26 Mamatha Ramanjineyulu Maddur , Hemansh Shah , Praveen Pathak

The physical size of optical imaging systems is one of the greatest constraints on their use, limiting the performance and deployment of a range of systems from telescopes to mobile phone cameras. Spaceplates are nonlocal optical devices…

A low cost remote imaging platform for biological applications was developed. The "Picroscope" is a device that allows the user to perform longitudinal imaging studies on multi-well cell culture plates. Here we present the network…