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Understanding and extracting the patterns of microscopy images has been a major challenge in the biomedical field. Although trained scientists can locate the proteins of interest within a human cell, this procedure is not efficient and…

Computer Vision and Pattern Recognition · Computer Science 2020-06-09 Hanke Chen

Cell recognition is a fundamental task in digital histopathology image analysis. Point-based cell recognition (PCR) methods normally require a vast number of annotations, which is extremely costly, time-consuming and labor-intensive.…

Computer Vision and Pattern Recognition · Computer Science 2023-06-16 Zhongyi Shui , Yizhi Zhao , Sunyi Zheng , Yunlong Zhang , Honglin Li , Shichuan Zhang , Xiaoxuan Yu , Chenglu Zhu , Lin Yang

Viruses represent the most abundant biological entities on Earth and play a pivotal role in microbial ecosystems, yet, as prominent human pathogens, they are closely linked to human morbidity and mortality. Accurate identification of viral…

Databases · Computer Science 2026-04-30 Wenxi Zhu , Wensheng Gan , Zhenlian Qi

G protein-coupled receptors (GPCRs) are a large superfamily of membrane proteins that are activated by extracellular small molecules or photons. Neurotensin receptor 1 (NTSR1) is a GPCR that is activated by neurotensin, i.e. a 13 amino acid…

Understanding the structure of the human T-cell receptor repertoire is a crucial precondition to understand the ability of the immune system to recognize and respond to antigens. T-cells are often compared via the complementarity…

Molecular Networks · Quantitative Biology 2021-12-14 Paul Richter

In this work we propose R-GPM, a parallel computing framework for graph pattern mining (GPM) through a user-defined subgraph relation. More specifically, we enable the computation of statistics of patterns through their subgraph classes,…

Machine Learning · Computer Science 2020-10-13 Carlos H. C. Teixeira , Leonardo Cotta , Bruno Ribeiro , Wagner Meira

Single particle, cryogenic electron microscopy (cryo-EM) experiments now routinely produce high-resolution data for large proteins and their complexes. Building an atomic model into a cryo-EM density map is challenging, particularly when no…

Biomolecules · Quantitative Biology 2020-09-04 Po-Nan Li , Saulo H. P. de Oliveira , Soichi Wakatsuki , Henry van den Bedem

Predicting protein secondary structure is a fundamental problem in protein structure prediction. Here we present a new supervised generative stochastic network (GSN) based method to predict local secondary structure with deep hierarchical…

Quantitative Methods · Quantitative Biology 2014-03-07 Jian Zhou , Olga G. Troyanskaya

T-cell receptors (TCR) are key proteins of the adaptive immune system, generated randomly in each individual, whose diversity underlies our ability to recognize infections and malignancies. Modeling the distribution of TCR sequences is of…

Quantitative Methods · Quantitative Biology 2020-07-01 Giulio Isacchini , Zachary Sethna , Yuval Elhanati , Armita Nourmohammad , Aleksandra M. Walczak , Thierry Mora

Human parsing, or human body part semantic segmentation, has been an active research topic due to its wide potential applications. In this paper, we propose a novel GRAph PYramid Mutual Learning (Grapy-ML) method to address the…

Computer Vision and Pattern Recognition · Computer Science 2020-12-23 Haoyu He , Jing Zhang , Qiming Zhang , Dacheng Tao

Astrocytes express a large variety of G~protein-coupled receptors (GPCRs) which mediate the transduction of extracellular signals into intracellular calcium responses. This transduction is provided by a complex network of biochemical…

Subcellular Processes · Quantitative Biology 2018-01-23 Maurizio De Pittà , Eshel Ben-Jacob , Hugues Berry

A cascading system of hierarchical, artificial neural networks (named PRED-CLASS) is presented for the generalized classification of proteins into four distinct classes-transmembrane, fibrous, globular, and mixed-from information solely…

Quantitative Methods · Quantitative Biology 2009-02-19 Claude Pasquier , Vasilis Promponas , Stavros Hamodrakas

Rhodopsin is a G-protein coupled receptor found in retinal rod cells, where it mediates monocrhromatic vision in dim light. It is one of the most studied proteins with thousands of reviewed entries in Uniprot. It has seven transmembrane…

Other Quantitative Biology · Quantitative Biology 2023-06-01 J. C. Phillips

The article presents an application of Hidden Markov Models (HMMs) for pattern recognition on genome sequences. We apply HMM for identifying genes encoding the Variant Surface Glycoprotein (VSG) in the genomes of Trypanosoma brucei (T.…

Genomics · Quantitative Biology 2015-10-22 Andrea Mesa , Sebastián Basterrech , Gustavo Guerberoff , Fernando Alvarez-Valin

While G-protein coupled receptors (GPCRs) constitute the largest class of membrane proteins, structures and endogenous ligands of a large portion of GPCRs remain unknown. Due to the involvement of GPCRs in various signaling pathways and…

Biomolecules · Quantitative Biology 2019-03-29 Sebastian Raschka

In the intensive care setting, sepsis continues to be a major contributor to patient illness and death; however, its timely detection is hindered by the complex, sparse, and heterogeneous nature of electronic health record (EHR) data. We…

Machine Learning · Computer Science 2025-12-08 Bozhi Dan , Di Wu , Ji Xu , Xiang Liu , Yiziting Zhu , Xin Shu , Yujie Li , Bin Yi

Learning on 3D structures of large biomolecules is emerging as a distinct area in machine learning, but there has yet to emerge a unifying network architecture that simultaneously leverages the graph-structured and geometric aspects of the…

Biomolecules · Quantitative Biology 2021-05-18 Bowen Jing , Stephan Eismann , Patricia Suriana , Raphael J. L. Townshend , Ron Dror

Motivation: Array-based comparative genomic hybridization (arrayCGH) has recently become a popular tool to identify DNA copy number variations along the genome. These profiles are starting to be used as markers to improve prognosis or…

Genomics · Quantitative Biology 2008-01-22 Franck Rapaport , Emmanuel Barillot , Jean-Philippe Vert

Protein-Protein Interaction Networks aim to model the interactome, providing a powerful tool for understanding the complex relationships governing cellular processes. These networks have numerous applications, including functional…

Molecular Networks · Quantitative Biology 2023-10-05 Rodrigo Henrique Ramos , Cynthia de Oliveira Lage Ferreira , Adenilso Simao

The Relevance Vector Machine (RVM) is a recently developed machine learning framework capable of building simple models from large sets of candidate features. Here, we describe a protocol for using the RVM to explore very large numbers of…

Genomics · Quantitative Biology 2007-05-23 Thomas A. Down , Tim J. P. Hubbard