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We developed a multiscale approach (MultiSCAAL) that integrates the potential of mean force (PMF) obtained from all-atomistic molecular dynamics simulations with a knowledge-based energy function for coarse-grained molecular simulations in…

Biological Physics · Physics 2010-05-10 Antonios Samiotakis , Dirar Homouz , Margaret S. Cheung

Semi-dense feature matching methods have shown strong performance in challenging scenarios. However, the existing pipeline relies on a global search across the entire feature map to establish coarse matches, limiting further improvements in…

Computer Vision and Pattern Recognition · Computer Science 2025-08-04 Peiqi Chen , Lei Yu , Yi Wan , Yingying Pei , Xinyi Liu , Yongxiang Yao , Yingying Zhang , Lixiang Ru , Liheng Zhong , Jingdong Chen , Ming Yang , Yongjun Zhang

Background:Prediction of protein three-dimensional structures from amino acid sequences is a long-standing goal in computational/molecular biology. The successful discrimination of protein folds would help to improve the accuracy of protein…

Biomolecules · Quantitative Biology 2007-05-23 Y-h. Taguchi , M. Michael Gromiha

Precise localisation of gamma-ray interactions is crucial for the performance of the Advanced GAmma Tracking Array (AGATA). The Pulse Shape Analysis (PSA) method used for the position estimation of gamma-ray interactions relies on a…

Instrumentation and Detectors · Physics 2026-02-06 Mojahed Abushawish , Guillaume Baulieu , Jérémie Dudouet , Olivier Stézowski

We introduce an alternative formulation of the exact stochastic simulation algorithm (SSA) for sampling trajectories of the chemical master equation for a well-stirred system of coupled chemical reactions. Our formulation is based on…

Quantitative Methods · Quantitative Biology 2015-05-13 Rajesh Ramaswamy , Nélido González-Segredo , Ivo F. Sbalzarini

Growing experimental evidence shows that proteins follow one or a few distinct paths when folding. We propose in this paper a procedure to parametrize these observed pathways, and from this parametrization construct effective Hamiltonians…

Condensed Matter · Physics 2007-05-23 Paul G. Dommersnes , Alex Hansen , Mogens H. Jensen , Kim Sneppen

Spatial transcriptomics (ST) measures gene expression at a set of spatial locations in a tissue. Communities of nearby cells that express similar genes form \textit{spatial domains}. Specialized ST clustering algorithms have been developed…

Quantitative Methods · Quantitative Biology 2025-11-12 Perry Beamer , Zixuan Cang

A comprehensive vehicular network analysis requires modeling the street system and vehicle locations. Even when Poisson point processes (PPPs) are used to model the vehicle locations on each street, the analysis is barely tractable. That…

Networking and Internet Architecture · Computer Science 2021-11-30 Jeya Pradha Jeyaraj , Martin Haenggi , Ahmed Hamdi Sakr , Hongsheng Lu

Particle Size Analysis (PSA) is an important process carried out in a number of industries, which can significantly influence the properties of the final product. A ubiquitous instrument for this purpose is the Optical Microscope (OM).…

Image and Video Processing · Electrical Eng. & Systems 2020-10-26 Sarvesh Patil , Chava Y P D Phani Rajanish , Naveen Margankunte

Representational similarity analysis (RSA) has been shown to be an effective framework to characterize brain-activity profiles and deep neural network activations as representational geometry by computing the pairwise distances of the…

Neurons and Cognition · Quantitative Biology 2019-07-30 Baihan Lin , Marieke Mur , Tim Kietzmann , Nikolaus Kriegeskorte

A bioinformatics platform is introduced aimed at identifying models of disease-specific pathways, as well as a set of network measures that can quantify changes in terms of global structure or single link disruptions.The approach integrates…

Molecular Networks · Quantitative Biology 2012-01-17 A. Barla , S. Riccadonna , S. Masecchia , M. Squillario , M. Filosi , G. Jurman , C. Furlanello

In fields such as ecology, microbiology, and genomics, non-Euclidean distances are widely applied to describe pairwise dissimilarity between samples. Given these pairwise distances, principal coordinates analysis (PCoA) is commonly used to…

Quantitative Methods · Quantitative Biology 2020-03-24 Yushu Shi , Liangliang Zhang , Kim-Anh Do , Christine Peterson , Robert Jenq

Identifying similar protein sequences is a core step in many computational biology pipelines such as detection of homologous protein sequences, generation of similarity protein graphs for downstream analysis, functional annotation and gene…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-10-01 Oguz Selvitopi , Saliya Ekanayake , Giulia Guidi , Georgios Pavlopoulos , Ariful Azad , Aydin Buluc

In this paper, we are motivated by two important applications: entropy-regularized optimal transport problem and road or IP traffic demand matrix estimation by entropy model. Both of them include solving a special type of optimization…

Optimization and Control · Mathematics 2017-09-27 Pavel Dvurechensky , Alexander Gasnikov , Sergey Omelchenko , Alexander Tiurin

Path integral derivations are presented for two recently developed complex trajectory techniques for the propagation of wave packets, Complex WKB and BOMCA. Complex WKB is derived using a standard saddle point approximation of the path…

Quantum Physics · Physics 2013-05-29 Jeremy Schiff , Yair Goldfarb , David J. Tannor

We study the problem of discriminative sub-trajectory mining. Given two groups of trajectories, the goal of this problem is to extract moving patterns in the form of sub-trajectories which are more similar to sub-trajectories of one group…

Optimization has been widely used to generate smooth trajectories for motion planning. However, existing trajectory optimization methods show weakness when dealing with large-scale long trajectories. Recent advances in parallel computing…

Robotics · Computer Science 2025-07-18 Jiajun Yu , Nanhe Chen , Guodong Liu , Chao Xu , Fei Gao , Yanjun Cao

Persistence diagrams (PD)s play a central role in topological data analysis, and are used in an ever increasing variety of applications. The comparison of PD data requires computing comparison metrics among large sets of PDs, with metrics…

Computational Geometry · Computer Science 2024-02-23 Rolando Kindelan Nuñez , Mircea Petrache , Mauricio Cerda , Nancy Hitschfeld

Currently, the field of structure-based drug design is dominated by three main types of algorithms: search-based algorithms, deep generative models, and reinforcement learning. While existing works have typically focused on comparing models…

Machine Learning · Computer Science 2026-01-22 Kangyu Zheng , Kai Zhang , Jiale Tan , Xuehan Chen , Yingzhou Lu , Zaixi Zhang , Lichao Sun , Marinka Zitnik , Tianfan Fu , Zhiding Liang

The ensemble average of physical properties of molecules is closely related to the distribution of molecular conformations, and sampling such distributions is a fundamental challenge in physics and chemistry. Traditional methods like…

Machine Learning · Computer Science 2025-08-06 Liya Guo , Zun Wang , Chang Liu , Junzhe Li , Pipi Hu , Yi Zhu
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