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Recent Alzheimer's disease (AD) patient studies have focused on retinal analysis, as the retina is the only part of the central nervous system which can be imaged non-invasively by optical methods. However as this is a relatively new…

In recent years, a plethora of methods combining deep neural networks and partial differential equations have been developed. A widely known and popular example are physics-informed neural networks. They solve forward and inverse problems…

Optimization and Control · Mathematics 2022-07-04 Bastian Zapf , Johannes Haubner , Miroslav Kuchta , Geir Ringstad , Per Kristian Eide , Kent-Andre Mardal

How the very first nervous systems evolved remains a fundamental open question. Molecular and genomic techniques have revolutionized our knowledge of the molecular ingredients behind this transition but not yet provided a clear picture of…

Neurons and Cognition · Quantitative Biology 2017-10-31 Ronald A. J. van Elburg , Oltman O. de Wiljes , Michael Biehl , Fred A. Keijzer

Vital to primary visual processing, retinal circuitry shows many similar structures across a very broad array of species, both vertebrate and non-vertebrate, especially functional components such as lateral inhibition. This surprisingly…

Neural and Evolutionary Computing · Computer Science 2021-02-23 Ziyi Gong , Paul Munro

Classical descriptions of enzyme kinetics ignore the physical nature of the intracellular environment. Main implicit assumptions behind such approaches are that reactions occur in compartment volumes which are large enough so that molecular…

Subcellular Processes · Quantitative Biology 2009-10-26 Ramon Grima

Molecular center-of-mass motion is taken into account in the theory of coherent control of nuclear spin isomers of molecules. It is shown that infrared radiation resonant to the molecular rovibrational transition can substantially enrich…

Chemical Physics · Physics 2009-11-07 P. L. Chapovsky

We report on the creation and application of a novel decay network that uses the latest data from experiment and evaluation. We use the network to simulate the late-time phase of the rapid neutron capture (r) process. In this epoch, the…

High Energy Astrophysical Phenomena · Physics 2022-04-20 T. M. Sprouse , G. Wendell Misch , M. R. Mumpower

The tracing of neural pathways through large volumes of image data is an incredibly tedious and time-consuming process that significantly encumbers progress in neuroscience. We are exploring deep learning's potential to automate…

Computer Vision and Pattern Recognition · Computer Science 2018-09-05 Ishtar Nyawira , Kristi Bushman , Iris Qian , Annie Zhang

We study the heterogeneous nucleation of Ising model on complex networks under a non-equilibrium situation where the impurities perform degree-biased motion controlled by a parameter \alpha. Through the forward flux sampling and detailed…

Physics and Society · Physics 2015-09-30 Chuansheng Shen , Hanshuang Chen , Zhonghuai Hou

The morphology and hierarchy of the vascular systems are essential for perfusion in supporting metabolism. In human retina, one of the most energy-demanding organs, retinal circulation nourishes the entire inner retina by an intricate…

Image and Video Processing · Electrical Eng. & Systems 2024-02-16 Siyi Chen , Amir H. Kashani , Ji Yi

In studying primate vision, a large body of work focuses on the first feedforward sweep. During this initial time window, information is thought to pass through ventral stream regions in a stage-like fashion in an effort to extract…

Neurons and Cognition · Quantitative Biology 2026-04-15 Daniel Anthes , Sushrut Thorat , Anna Mitola , Paolo Papale , Peter König , Tim C Kietzmann

The description of the inelastic proton -- nucleus cross section at very high energies is still an open question. The current theoretical uncertainty has direct impact on the predictions of the cosmic ray and neutrino physics observables.…

High Energy Physics - Phenomenology · Physics 2019-08-07 A. V. Giannini , V. P. Goncalves

Deep convolutional neural networks (CNNs) have demonstrated impressive performance on many visual tasks. Recently, they became useful models for the visual system in neuroscience. However, it is still not clear what are learned by CNNs in…

Neurons and Cognition · Quantitative Biology 2020-02-19 Qi Yan , Yajing Zheng , Shanshan Jia , Yichen Zhang , Zhaofei Yu , Feng Chen , Yonghong Tian , Tiejun Huang , Jian K. Liu

Cells are strongly out-of-equilibrium systems driven by continuous energy supply. They carry out many vital functions requiring active transport of various ingredients and organelles, some being small, others being large. The cytoskeleton,…

Biological Physics · Physics 2017-09-20 Cecile Appert-Rolland , Maximilian Ebbinghaus , Ludger Santen

The processes that determine the establishment of the complex morphology of neurons during development are still poorly understood. We present experiments that use live imaging to examine the role of vesicle transport and propose a…

Subcellular Processes · Quantitative Biology 2019-08-07 Ina Humpert , Danila Di Meo , Andreas W. Püschel , Jan-Frederik Pietschmann

The transport of macromolecules, such as DNA, through the cytoskeleton is critical to wide-ranging cellular processes from cytoplasmic streaming to transcription. The rigidity and steric hindrances imparted by the network of filaments…

The vascular structure of blood vessels is important in diagnosing retinal conditions such as glaucoma and diabetic retinopathy. Accurate segmentation of these vessels can help in detecting retinal objects such as the optic disc and optic…

Image and Video Processing · Electrical Eng. & Systems 2020-12-18 Abdullah Sarhan , Jon Rokne , Reda Alhajj , Andrew Crichton

Collective cell migration in epithelia relies on cell intercalation: a local remodelling of the cellular network that allows neighbouring cells to swap their positions. Unlike foams and passive cellular fluid, in epithelial intercalation…

Soft Condensed Matter · Physics 2025-10-31 Dimitrios Krommydas , Livio Nicola Carenza , Luca Giomi

Diabetic neuropathy is a disorder characterized by impaired nerve function and reduction of the number of epidermal nerve fibers per epidermal surface. Additionally, as neuropathy related nerve fiber loss and regrowth progresses over time,…

Within a transport model we search for potential probes of the isospin dependence of the in-medium nucleon-nucleon (NN) cross sections. Traditional measures of the nuclear stopping power are found sensitive to the magnitude but they are…

Nuclear Theory · Physics 2009-11-11 Bao-An Li , Pawel Danielewicz , William G. Lynch