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This paper has proposed a novel approach to classify the subjects' smoking behavior by extracting relevant regions from a given image using deep learning. After the classification, we have proposed a conditional detection module based on…

计算机视觉与模式识别 · 计算机科学 2021-03-24 Anshul Pundhir , Deepak Verma , Puneet Kumar , Balasubramanian Raman

Polarized light microscopy provides high contrast to birefringent specimen and is widely used as a diagnostic tool in pathology. However, polarization microscopy systems typically operate by analyzing images collected from two or more light…

We present an electron tomography method that allows for the identification of hundreds of electrocatalyst nanoparticles with one-to-one correspondence before and after electrochemical aging. This method allows us to track, in…

We perform experiments with a granular system that consists of a collection of identical hollow spheres (ping-pong balls). Particles rest on a horizontal metallic grid and are confined within a circular region. Fluidization is achieved by…

Data-based discovery of effective, coarse-grained (CG) models of high-dimensional dynamical systems presents a unique challenge in computational physics and particularly in the context of multiscale problems. The present paper offers a…

计算物理 · 物理学 2020-08-26 Sebastian Kaltenbach , Phaedon-Stelios Koutsourelakis

Particle agglutination assays are widely adapted immunological tests that are based on antigen-antibody interactions. Antibody-coated microscopic particles are mixed with a test sample that potentially contains the target antigen, as a…

医学物理 · 物理学 2021-07-20 Yi Luo , Hyou-Arm Joung , Sarah Esparza , Jingyou Rao , Omai Garner , Aydogan Ozcan

Introduction: Covert tobacco advertisements often raise regulatory measures. This paper presents that artificial intelligence, particularly deep learning, has great potential for detecting hidden advertising and allows unbiased,…

计算机视觉与模式识别 · 计算机科学 2024-03-13 Robert Lakatos , Peter Pollner , Andras Hajdu , Tamas Joo

This paper presents the development of a vascularized breast tumor and healthy or tumorigenic liver microenvironments-on-a-chip connected in series. This is the first description of a vascularized multi tissue-on-a-chip microenvironment for…

组织与器官 · 定量生物学 2018-11-29 Alican Ozkan , Neda Ghousifam , P. Jack Hoopes , Marissa Nichole Rylander

Highly nonlinear optical phenomena can provide access to properties of electronic systems which are otherwise difficult to access through conventional linear optical spectroscopies. In particular, high harmonic generation (HHG) in…

光学 · 物理学 2021-04-28 K. Uchida , V. Pareek , K. Nagai , K. M. Dani , K. Tanaka

In-line digital holography is a valuable tool for sizing, locating and tracking micro- or nano-objects in a volume. When a parametric imaging model is available, Inverse Problems approaches provide a straightforward estimate of the object…

仪器与探测器 · 物理学 2023-07-19 Nicolas Verrier , Corinne Fournier , Thierry Fournel

A generalized hydrodynamic (GHD) model depicting the behaviour of visco-elastic fluids has often been invoked to explore the behaviour of a strongly coupled dusty plasma medium below their crystallization limit. The model has been…

等离子体物理 · 物理学 2015-06-22 Vikram Singh Dharodi , Sanat Kumar Tiwari , Amita Das

Optical sensing is one of the key-enablers of modern diagnostics. Especially label-free imaging modalities hold great promise as they eliminate labeling procedures prior to analysis. However, scattering signals of nanometric particles scale…

光学 · 物理学 2021-02-03 Unai Ortiz-Orruño , Ala Jo , Hakho Lee , Niek F. van Hulst , Matz Liebel

A low pressure discharge sustained in molecular hydrogen with help of the electron cyclotron resonance heating at a frequency of 2.45 GHz is simulated using a fully electromagnetic implicit charge- and energy-conserving…

等离子体物理 · 物理学 2024-12-23 D. Eremin , Yu. Sharova , L. Heijmans , A. M. Yakunin , M. van de Kerkhof , R. -P. Brinkmann , E. Kemaneci

Aerosols sourced from combustion such as black carbon (BC) are important short-lived climate forcers whose direct radiative forcing and atmospheric lifetime depend on their morphology. These aerosols' complex morphology makes modeling their…

大气与海洋物理 · 物理学 2021-07-22 Kara D. Lamb , Pierre Gentine

The next generation of cosmological spectroscopic sky surveys will probe the distribution of matter across several Gigaparsecs (Gpc) or many billion light-years. In order to leverage the rich data in these new maps to gain a better…

宇宙学与河外天体物理 · 物理学 2025-10-08 Cooper Jacobus , Roger de Belsunce , Solene Chabanier , Peter Harrington , JD Emberson , Zarija Lukić , Salman Habib

Structural flexibility and/or dynamic interactions with other molecules is a critical aspect of protein function. CryoEM provides direct visualization of individual macromolecules sampling different conformational and compositional states.…

生物大分子 · 定量生物学 2021-08-04 Muyuan Chen , Steven Ludtke

We present derivation and implementation of the Multi-Configurational Strong-Field Approximation with Gaussian nuclear Wave Packets (MC-SFA-GWP) -- a version of the molecular strong-field approximation which treats all electronic and…

化学物理 · 物理学 2017-11-10 Serguei Patchkovskii , Michael S. Schuurman

In recent years, extracellular vesicles such have become promising carriers as the next-generation drug delivery platforms. Effective loading of exogenous cargos without compromising the extracellular vesicle membrane is a major challenge.…

生物大分子 · 定量生物学 2023-04-14 Khayrul Islam , Meghdad Razizadeh , Yaling Liu

Simulating turbulent smoke flows is computationally intensive due to their intrinsic multiscale behavior, thus requiring relatively high resolution grids to fully capture their complexity. For iterative editing or simply faster generation…

图形学 · 计算机科学 2019-10-22 Kai Bai , Wei Li , Mathieu Desbrun , Xiaopei Liu

The data-based discovery of effective, coarse-grained (CG) models of high-dimensional dynamical systems presents a unique challenge in computational physics and particularly in the context of multiscale problems. The present paper offers a…

计算物理 · 物理学 2021-02-10 Sebastian Kaltenbach , Phaedon-Stelios Koutsourelakis