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Traditional approaches to elucidation of protein structures by NMR spectroscopy rely on distance restraints also know as nuclear Overhauser effects (NOEs). The use of NOEs as the primary source of structure determination by NMR spectroscopy…

生物大分子 · 定量生物学 2020-01-10 Casey A. Cole , Daniela Ishimaru , Mirko Hennig , Homayoun Valafar

Traditional approaches to elucidation of protein structures by NMR spectroscopy rely on distance restraints also known as nuclear Overhauser effects (NOEs). The use of NOEs as the primary source of structure determination by NMR…

生物大分子 · 定量生物学 2019-11-21 Casey A Cole , Caleb Parks , Julian Rachele , Homayoun Valafar

One algorithm to predict protein structure is the residual dipolar coupling based residue assembly and filter tool (REDCRAFT). This algorithm exploits an exponential reduction of the search space of all possible structures to find a…

生物大分子 · 定量生物学 2019-11-07 E. Timko , P. Shealy , M. Bryson , H. Valafar

The behavior of a dynamical system under a given set of inputs can be captured by tracking the response of an optimal subset of process variables (\textit{state variables}). For many engineering systems, however, first-principles,…

系统与控制 · 电气工程与系统科学 2025-11-26 Haoyu Wang , Andrea Alfonsi , Roberto Ponciroli , Richard Vilim

We revisit the problem of protein structure determination from geometrical restraints from NMR, using convex optimization. It is well-known that the NP-hard distance geometry problem of determining atomic positions from pairwise distance…

计算工程、金融与科学 · 计算机科学 2017-02-28 Yuehaw Khoo , Amit Singer , David Cowburn

Finding interpretable biomechanical models can provide insight into the functionality of organs with regard to physiology and disease. However, identifying broadly applicable dynamical models for in vivo tissue remains challenging. In this…

Understanding brain dynamics and functions critically depends on knowledge of the network connectivity among neurons. However, the complexity of brain structural connectivity, coupled with continuous modifications driven by synaptic…

神经元与认知 · 定量生物学 2025-07-04 Kai Chen , Mingzhang Wang , Songting Li , Douglas Zhou

The method of Probability Density Profile Analysis has been introduced previously as a tool to find the best match between a set of experimentally generated Residual Dipolar Couplings and a set of known protein structures. While it proved…

生物大分子 · 定量生物学 2019-11-07 Ryan Yandle , Rishi Mukhopadhyay , Homayoun Valafar

Structural damage detection using non-contact sensing remains a challenging problem in structural health monitoring. This study presents a data-driven framework based on Dynamic Mode Decomposition (DMD) for extracting structural dynamics…

系统与控制 · 电气工程与系统科学 2026-05-05 R K B M Rizmi , Shabbir Ahmed

Measurements acquired from distributed physical systems are often sparse and noisy. Therefore, signal processing and system identification tools are required to mitigate noise effects and reconstruct unobserved dynamics from limited sensor…

机器学习 · 计算机科学 2025-09-08 Omid Sedehi , Manish Yadav , Merten Stender , Sebastian Oberst

Despite many advances in computational modeling of protein structures, these methods have not been widely utilized by experimental structural biologists. Two major obstacles are preventing the transition from a purely-experimental to a…

生物大分子 · 定量生物学 2019-11-04 Rishi Mukhopadhyay , Paul Shealy , Homayoun Valafar

DNA-binding proteins (DBPs) are integral to gene regulation and cellular processes, making their accurate identification essential for understanding biological functions and disease mechanisms. Experimental methods for DBP identification…

机器学习 · 计算机科学 2025-07-29 Samiul Based Shuvo , Tasnia Binte Mamun , U Rajendra Acharya

Mechanical systems exhibit complex dynamical behavior from harmonic oscillations to chaotic motion. The dynamics undergo qualitative changes due to changes to internal system parameters like stiffness and changes to external forcing.…

混沌动力学 · 物理学 2024-12-06 Manish Yadav , Swati Chauhan , Manish Dev Shrimali , Merten Stender

We present a data-driven method for separating complex, multiscale systems into their constituent time-scale components using a recursive implementation of dynamic mode decomposition (DMD). Local linear models are built from windowed…

系统与控制 · 计算机科学 2019-06-26 Daniel Dylewsky , Molei Tao , J. Nathan Kutz

Predicted inter-chain residue-residue contacts can be used to build the quaternary structure of protein complexes from scratch. However, only a small number of methods have been developed to reconstruct protein quaternary structures using…

机器学习 · 计算机科学 2022-05-30 Elham Soltanikazemi , Raj S. Roy , Farhan Quadir , Nabin Giri , Alex Morehead , Jianlin Cheng

Determining protein structures at an atomic level remains a significant challenge in structural biology. We introduce $\texttt{RecCrysFormer}$, a hybrid model that exploits the strengths of transformers with the aim of integrating…

定量方法 · 定量生物学 2026-01-30 Tom Pan , Evan Dramko , Mitchell D. Miller , George N. Phillips , Anastasios Kyrillidis

Residual Dynamic Mode Decomposition (ResDMD) offers a method for accurately computing the spectral properties of Koopman operators. It achieves this by calculating an infinite-dimensional residual from snapshot data, thus overcoming issues…

动力系统 · 数学 2024-03-12 Matthew J. Colbrook

Reconstruction and monitoring of displacement and strain fields is an important problem in engineering. We analyze the remote and non-obtrusive methods of strain measurement based on photogrammetry and Digital Image Correlation (DIC). The…

计算机视觉与模式识别 · 计算机科学 2016-09-28 Ghulam Mubashar Hassan , Arcady V. Dyskin , Cara K. MacNish

Dynamic Mode Decomposition (DMD) is an unsupervised machine learning method that has attracted considerable attention in recent years owing to its equation-free structure, ability to easily identify coherent spatio-temporal structures in…

机器学习 · 计算机科学 2022-02-16 Alex Viguerie , Gabriel F. Barros , Malú Grave , Alessandro Reali , Alvaro L. G. A. Coutinho

Recent advances in quantum crystallography have shown that, beyond conventional charge density refinement, a one-electron reduced density matrix (1-RDM) satisfying N-representability conditions can be reconstructed using jointly…

量子物理 · 物理学 2024-03-04 Sizhuo Yu , Jean-Michel Gillet
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