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Related papers: Testing a Drop of Liquid Using Smartphone LiDAR

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Recent advances in AI and robotics have claimed many incredible results with deep learning, yet no work to date has applied deep learning to the problem of liquid perception and reasoning. In this paper, we apply fully-convolutional deep…

Computer Vision and Pattern Recognition · Computer Science 2016-06-21 Connor Schenck , Dieter Fox

Digital holography (DH) has been widely used for imaging and characterization of micro and nanostructures in materials science and biology and has the potential to provide high-resolution, non-destructive measurements of fluid surfaces as…

Smartphones, the devices we carry everywhere with us, are being heavily tracked and have undoubtedly become a major threat to our privacy. As "tracking the trackers" has become a necessity, various static and dynamic analysis tools have…

Cryptography and Security · Computer Science 2016-06-13 Jagdish Prasad Achara , Vincent Roca , Claude Castelluccia , Aurelien Francillon

We present a novel method, based on the Saunderson corrections, to predict the reflectance between a liquid interface and a dielectric diffuser. In this method, the diffuse properties of the dielectric are characterized using a single…

Optics · Physics 2023-05-08 C. Silva , R. Cabrita , V. N. Solovov , P. Brás , A. Lindote , G. Pereira , M. I. Lopes

Liquids serve microcavity research ever since Ashkins studies on optical resonances in levitating droplets to recent optofluidic resonators. Droplets can provide optical quality factor (Q) in proximity to the limit restricted by water…

Optics · Physics 2015-11-16 Shai Maayani , Leopoldo L. Martin , Tal Carmon

The study of viscosity, in the area of fluid physics at a university level, is of great importance because of the various applications that are presented in the different fields of engineering. In this work an experimental method of…

Physics Education · Physics 2020-08-17 Raúl O. Rojas , Juan C. Quijano , Claudia P. Tavera Ruiz , Alex F. Estupiñán L

Humans have the amazing ability to perform very subtle manipulation task using a closed-loop control system with imprecise mechanics (i.e., our body parts) but rich sensory information (e.g., vision, tactile, etc.). In the closed-loop…

Computer Vision and Pattern Recognition · Computer Science 2018-08-07 Tz-Ying Wu , Juan-Ting Lin , Tsun-Hsuang Wang , Chan-Wei Hu , Juan Carlos Niebles , Min Sun

Diamagnetic levitation can provide a completely passive method to support materials against the pull of gravity, and researchers have levitated both solids and fluids. Such levitation can be assisted by increasing the magnetic…

Fluid Dynamics · Physics 2023-08-22 I. Sanskriti , D. Kim , J. Twamley

Numerous visual impairments can be detected in red-eye reflex images from young children. The so-called Bruckner test is traditionally performed by ophthalmologists in clinical settings. Thanks to the recent technological advances in…

Computer Vision and Pattern Recognition · Computer Science 2025-09-15 Judith Massmann , Alexander Lichtenstein , Francisco M. López

Smartphone clip-on microscopes turn everyday devices into low-cost, portable imaging systems that can even reveal fungal structures at the microscopic level, enabling mold inspection beyond unaided visual checks. In this paper, we introduce…

Computer Vision and Pattern Recognition · Computer Science 2026-04-13 Dinh Nam Pham , Leonard Prokisch , Bennet Meyer , Jonas Thumbs

Glare is a phenomenon that occurs when the scene has a reflection of a light source or has one in it. This luminescence can hide useful information from the image, making text recognition virtually impossible. In this paper, we propose an…

Computer Vision and Pattern Recognition · Computer Science 2019-11-14 Dmitry Rodin , Nikita Orlov

We report on the direct measurements of fluid flow vorticity using a spatially shaped beam with a superposition of Laguerre-Gaussian modes that reports on the rotational Doppler shift from microparticles intersecting the beam focus.…

Optics · Physics 2016-06-29 A. Ryabtsev , S. Pouya , A. Safaripour , M. Koochesfahani , M. Dantus

In this paper, we present the first indoor light-based detection and localization system that builds on concepts from radio detection and ranging (radar) making use of the expected growth in the use and adoption of visible light…

Signal Processing · Electrical Eng. & Systems 2019-04-29 Aubida A. Al-Hameed , Safwan Hafeedh Younus , Ahmed Taha Hussein , Mohammed T. Alresheedi , Jaafar M. H. Elmirghani

We perform ab initio molecular dynamics (AIMD) simulation of liquid water in the canonical ensemble at ambient conditions using the SCAN meta-GGA functional approximation, and carry out systematic comparisons with the results obtained from…

Soft Condensed Matter · Physics 2018-05-14 Lixin Zheng , Mohan Chen , Zhaoru Sun , Hsin-Yu Ko , Biswajit Santra , Pratikkumar Dhuvad , Xifan Wu

As part of daily monitoring of human activities, wearable sensors and devices are becoming increasingly popular sources of data. With the advent of smartphones equipped with acceloremeter, gyroscope and camera; it is now possible to develop…

Machine Learning · Computer Science 2015-10-20 Mehmet Emin Basbug , Koray Ozcan , Senem Velipasalar

We proposed a Smartphone-based Optical Sectioning (SOS) microscope based on the HiLo technique, with a single smartphone replacing a high-cost illumination source and a camera sensor.We built our SOS with off-the-shelf optical mechanical…

We describe a multispeckle dynamic light scattering technique capable of resolving the motion of scattering sites in cases that this motion changes systematically with time. The method is based on the visibility of the speckle pattern…

Soft Condensed Matter · Physics 2007-05-23 R. Bandyopadhyay , A. S. Gittings , S. S. Suh , P. K. Dixon , D. J. Durian

An interferometric method is implemented in order to accurately assess the thermal fluctuations of a micro-cantilever sensor in liquid environments. The power spectrum density (PSD) of thermal fluctuations together with Sader's model of the…

Soft Condensed Matter · Physics 2015-11-11 Felipe Aguilar Sandoval , Manuel Sepúlveda , Ludovic Bellon , Francisco Melo

In this paper, we present a new model to simulate the formation, evolution, and break up of a thin film of fluid flowing over a curved surface. Referred to as the discrete droplet method (DDM), the model captures the evolution of thin fluid…

Fluid Dynamics · Physics 2022-10-20 Anand S Bharadwaj , Joerg Kuhnert , Stephane P. A. Bordas , Pratik Suchde

A reliable model of viscosity in liquids using a dual liquid model framework is developed. The analytical expression arrived at exhibits the correct T-dependence Arrhenius-like. It is compared with the values of viscosity for water with…

Mesoscale and Nanoscale Physics · Physics 2024-12-04 Fabio Peluso