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Accurate MRI-to-CT translation promises the integration of complementary imaging information without the need for additional imaging sessions. Given the practical challenges associated with acquiring paired MRI and CT scans, the development…

计算机视觉与模式识别 · 计算机科学 2025-11-25 Teng Zhou , Jax Luo , Yuping Sun , Yiheng Tan , Shun Yao , Nazim Haouchine , Scott Raymond

Porous materials made up of impermeable polyhedral grains constrain fluid flow to voids around the impenetrable constituent barrier particles. A percolation transition marks the boundary between assemblies of grains which contain system…

统计力学 · 物理学 2018-12-05 Donald Priour , Nicholas McGuigan

We introduce a `virtual-move' Monte Carlo (VMMC) algorithm for systems of pairwise-interacting particles. This algorithm facilitates the simulation of particles possessing attractions of short range and arbitrary strength and geometry, an…

统计力学 · 物理学 2009-11-11 Stephen Whitelam , Phillip L. Geissler

To evaluate the cyclic behavior under different loading conditions using the kinematic and isotropic hardening theory of steel, a Chaboche viscoplastic material model is employed. The parameters of a constitutive model are usually…

计算工程、金融与科学 · 计算机科学 2019-06-26 Ehsan Adeli , Hermann G. Matthies

Cells, other than their biological properties, have different electric and physical properties. In an impedance cytometer, cells should pass one by one in the detection region where pairs of electrodes are located. When cells are located…

信号处理 · 电气工程与系统科学 2022-03-09 Hassan Raji , Iraj Dehghan Hamani

Accounting for concentration-polarization (CP) is critical for modeling solute transport in membrane separation processes. In a mixed-electrolyte solution, ions CP is affected not only by diffusion and advection but also by…

软凝聚态物质 · 物理学 2021-08-05 Yaeli S. Oren , Viatcheslav Freger , Oded Nir

Just as in eukaryotes, high-throughput chromosome conformation capture (Hi-C) data have revealed nested organizations of bacterial chromosomes into overlapping interaction domains. In this chapter, we present a multiscale analysis framework…

基因组学 · 定量生物学 2020-10-06 Nelle Varoquaux , Virginia S. Lioy , Frédéric Boccard , Ivan Junier

The study of alloys using computational methods has been a difficult task due to the usually unknown stoichiometry and local atomic ordering of the different structures experimentally. In order to combat this, first-principles methods have…

材料科学 · 物理学 2021-12-08 Daniel Wines , Kayahan Saritas , Can Ataca

A simple theory of ion permeation through a channel is presented, in which diffusion occurs according to Fick's law and drift according to Ohm's law, in the electric field determined by all the charges present. This theory accounts for…

生物大分子 · 定量生物学 2016-10-17 Bob Eisenberg

Characterizing conformational transitions in physical systems remains a fundamental challenge, as traditional sampling methods struggle with the high-dimensional nature of molecular systems and high-energy barriers between stable states.…

化学物理 · 物理学 2025-09-22 Magnus Petersen , Gemma Roig , Roberto Covino

The mechanism behind the high throughput rate in K$^{+}$ channels is still an open problem. Recent simulations have shown that the passage of potassium through the K$^{+}$ channel core, the so-called selectivity filter (SF), is water-free…

量子物理 · 物理学 2021-12-15 N. De March , S. D. Prado , L. G. Brunnet

We present the design of a new type of compact toroidal, or "halo", ion trap. Such traps may be useful for mass spectrometry, studying small Coulomb cluster rings, quantum information applications, or other quantum simulations where a ring…

量子物理 · 物理学 2015-05-19 M. J. Madsen , C. H. Gorman

We present a new graph-based method for small bowel path tracking based on cylindrical constraints. A distinctive characteristic of the small bowel compared to other organs is the contact between parts of itself along its course, which…

计算机视觉与模式识别 · 计算机科学 2022-08-01 Seung Yeon Shin , Sungwon Lee , Ronald M. Summers

Histopathology is a gold standard for cancer diagnosis under a microscopic examination. However, histological tissue processing procedures result in artifacts, which are ultimately transferred to the digitized version of glass slides, known…

The analysis of GPS trajectories is a well-studied problem in Urban Computing and has been used to track people. Analyzing people mobility and identifying the transportation mode used by them is essential for cities that want to reduce…

机器学习 · 计算机科学 2020-07-20 I. Cardoso-Pereira , J. B. Borges , P. H. Barros , A. F. Loureiro , O. A. Rosso , H. S. Ramos

Tracking cells in time-lapse videos is an essential technique for monitoring cell population dynamics at a single-cell level. Current methods for cell tracking are developed on videos with mostly single, constant signals and do not detect…

计算机视觉与模式识别 · 计算机科学 2025-12-17 Florian Bürger , Martim Dias Gomes , Nica Gutu , Adrián E. Granada , Noémie Moreau , Katarzyna Bozek

Reactive flows in porous media play an important role in our life and are crucial for many industrial, environmental and biomedical applications. Very often the concentration of the species at the inlet is known, and the so-called…

流体动力学 · 物理学 2023-01-13 Daria Fokina , Pavel Toktaliev , Oleg Iliev , Ivan Oseledets

Crystallization is a key step in macromolecular structure determination by crystallography. While a robust theoretical treatment of the process is available, due to the complexity of the system, the experimental process is still largely one…

生物大分子 · 定量生物学 2016-08-02 Irem Altan , Patrick Charbonneau , Edward H. Snell

Pedestrian path prediction is an essential topic in computer vision and video understanding. Having insight into the movement of pedestrians is crucial for ensuring safe operation in a variety of applications including autonomous vehicles,…

计算机视觉与模式识别 · 计算机科学 2021-06-10 Matías Mendieta , Hamed Tabkhi

An approximate treatment of exchange in finite-temperature path integral Monte Carlo simulations for fermions has been proposed. In this method, some of the fine details of density matrix due to permutations have been smoothed over or…

统计力学 · 物理学 2015-05-13 D. Y. Sun