English
Related papers

Related papers: Joint alignment of multiple protein-protein intera…

200 papers

Existing sequence alignment algorithms use heuristic scoring schemes which cannot be used as objective distance metrics. Therefore one relies on measures like the p- or log-det distances, or makes explicit, and often simplistic, assumptions…

Genomics · Quantitative Biology 2015-05-19 Orion Penner , Peter Grassberger , Maya Paczuski

Protein-protein interactions are fundamental to many biological processes. Experimental screens have identified tens of thousands of interactions and structural biology has provided detailed functional insight for select 3D protein…

Fine-grained classification is a challenging problem, due to subtle differences among highly-confused categories. Most approaches address this difficulty by learning discriminative representation of individual input image. On the other…

Computer Vision and Pattern Recognition · Computer Science 2020-02-25 Peiqin Zhuang , Yali Wang , Yu Qiao

We developed an explainable deep learning framework integrating protein-protein interaction (PPI) network centrality metrics with node embeddings for cancer therapeutic target prioritization. A high-confidence PPI network was constructed…

Quantitative Methods · Quantitative Biology 2025-11-26 Adham M. Alkhadrawi , Kyungsu Kim , Arif M. Rahman , Fahad Mushabbab G. Alotaibi

Protein-protein interaction (PPI) represents a central challenge within the biology field, and accurately predicting the consequences of mutations in this context is crucial for drug design and protein engineering. Deep learning (DL) has…

Machine Learning · Computer Science 2026-01-13 Fang Wu , Stan Z. Li

Proteins in organisms, rather than act alone, usually form protein complexes to perform cellular functions. We analyze the topological network structure of protein complexes and their component proteins in the budding yeast in terms of the…

Quantitative Methods · Quantitative Biology 2011-08-16 Sang Hoon Lee , Pan-Jun Kim , Hawoong Jeong

Biological network alignment (NA) aims to identify similar regions between molecular networks of different species. NA can be local or global. Just as the recent trend in the NA field, we also focus on global NA, which can be pairwise (PNA)…

Molecular Networks · Quantitative Biology 2020-04-28 Vipin Vijayan , Shawn Gu , Eric Krebs , Lei Meng , Tijana Milenkovic

Infections depend on interactions between pathogen and host proteins, but comprehensively mapping these interactions is challenging and labor intensive. Many biological networks have hierarchical, scale-free structure, so we developed a…

Molecular Networks · Quantitative Biology 2025-11-19 Xiaoqiong Xia , Cesar de la Fuente-Nunez

Purpose: To improve the image quality of highly accelerated multi-channel MRI data by learning a joint variational network that reconstructs multiple clinical contrasts jointly. Methods: Data from our multi-contrast acquisition was embedded…

Image and Video Processing · Electrical Eng. & Systems 2019-10-09 Daniel Polak , Stephen Cauley , Berkin Bilgic , Enhao Gong , Peter Bachert , Elfar Adalsteinsson , Kawin Setsompop

Protein-protein interaction (PPI) networks are the backbone of all processes in living cells. In this work we relate conservation, essentiality and functional repertoire of a gene to the connectivity $k$ (i.e., the number of interaction…

Genomics · Quantitative Biology 2021-02-23 Maddalena Dilucca , Giulio Cimini , Andrea Giansanti

Joint matching over a collection of objects aims at aggregating information from a large collection of similar instances (e.g. images, graphs, shapes) to improve maps between pairs of them. Given multiple matches computed between a few…

Machine Learning · Computer Science 2015-01-06 Yuxin Chen , Leonidas J. Guibas , Qi-Xing Huang

With increasingly "big" data available in biomedical research, deriving accurate and reproducible biology knowledge from such big data imposes enormous computational challenges. In this paper, motivated by recently developed stochastic…

Computational Engineering, Finance, and Science · Computer Science 2015-05-27 Yijie Wang , Xiaoning Qian

Nowadays, providing higher data rate is a momentous goal for wireless communications systems. Interference is one of the important obstacles to reach this purpose. Interference alignment is a management technique that align interference…

Information Theory · Computer Science 2017-04-12 Siavash Mollaebrahim , Pouya Ghari , Mohammad Sadegh Fazel , Muhammad Ali Imran

A goal of computational studies of protein-protein interfaces (PPIs) is to predict the binding site between two monomers that form a heterodimer. The simplest version of this problem is to rigidly re-dock the bound forms of the monomers,…

Biomolecules · Quantitative Biology 2026-01-08 Jacob Sumner , Grace Meng , Naomi Brandt , Alex T. Grigas , Andrés Córdoba , Mark D. Shattuck , Corey S. O'Hern

Protein structure prediction is one of the most important problems in computational biology. The most successful computational approach, also called template-based modeling, identifies templates with solved crystal structures for the query…

Biomolecules · Quantitative Biology 2013-06-20 Jian Peng

Eukaryotic cells transmit information by signaling through complex networks of interacting proteins. Here we develop a theoretical and computational framework that relates the biophysics of protein-protein interactions (PPIs) within a…

Molecular Networks · Quantitative Biology 2018-11-26 Ching-Hao Wang , Caleb J. Bashor , Pankaj Mehta

We introduce an output layer for neural networks that ensures satisfaction of convex constraints. Our approach, $\Pi$net, leverages operator splitting for rapid and reliable projections in the forward pass, and the implicit function theorem…

Machine Learning · Computer Science 2026-02-19 Panagiotis D. Grontas , Antonio Terpin , Efe C. Balta , Raffaello D'Andrea , John Lygeros

This paper explores the problem of clustering ensemble, which aims to combine multiple base clusterings to produce better performance than that of the individual one. The existing clustering ensemble methods generally construct a…

Machine Learning · Computer Science 2020-12-17 Yuheng Jia , Hui Liu , Junhui Hou , Qingfu Zhang

The sheer amounts of biological data that are generated in recent years have driven the development of network analysis tools to facilitate the interpretation and representation of these data. A fundamental challenge in this domain is the…

Quantitative Methods · Quantitative Biology 2013-07-31 Arnon Mazza , Irit Gat-Viks , Hesso Farhan , Roded Sharan

Prediction of protein-ligand interactions (PLI) plays a crucial role in drug discovery as it guides the identification and optimization of molecules that effectively bind to target proteins. Despite remarkable advances in deep…

Biomolecules · Quantitative Biology 2023-07-18 Seokhyun Moon , Sang-Yeon Hwang , Jaechang Lim , Woo Youn Kim