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Related papers: Deep learning for peptide identification from meta…

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De novo peptide sequencing algorithms have been widely used in proteomics to analyse tandem mass spectra (MS/MS) and assign them to peptides, but quality-control methods to evaluate the confidence of de novo peptide sequencing are lagging…

Neural and Evolutionary Computing · Computer Science 2019-08-22 Samaneh Azari , Bing Xue , Mengjie Zhang , Lifeng Peng

Motivation: Tumor classification using Imaging Mass Spectrometry (IMS) data has a high potential for future applications in pathology. Due to the complexity and size of the data, automated feature extraction and classification steps are…

Machine Learning · Statistics 2018-06-28 Jens Behrmann , Christian Etmann , Tobias Boskamp , Rita Casadonte , Jörg Kriegsmann , Peter Maass

Deep learning has led to state-of-the-art results for many medical imaging tasks, such as segmentation of different anatomical structures. With the increased numbers of deep learning publications and openly available code, the approach to…

Image and Video Processing · Electrical Eng. & Systems 2020-05-19 Tom van Sonsbeek , Veronika Cheplygina

Motivation: Assigning statistical significance accurately has become increasingly important as meta data of many types, often assembled in hierarchies, are constructed and combined for further biological analyses. Statistical inaccuracy of…

Quantitative Methods · Quantitative Biology 2014-07-25 Gelio Alves , Yi-Kuo Yu

Autonomous synthesis and characterization of inorganic materials requires the automatic and accurate analysis of X-ray diffraction spectra. For this task, we designed a probabilistic deep learning algorithm to identify complex multi-phase…

Materials Science · Physics 2021-05-27 Nathan J. Szymanski , Christopher J. Bartel , Yan Zeng , Qingsong Tu , Gerbrand Ceder

The limits of molecular dynamics (MD) simulations of macromolecules are steadily pushed forward by the relentless developments of computer architectures and algorithms. This explosion in the number and extent (in size and time) of MD…

Current pharmaceutical formulation development still strongly relies on the traditional trial-and-error approach by individual experiences of pharmaceutical scientists, which is laborious, time-consuming and costly. Recently, deep learning…

Machine Learning · Computer Science 2018-12-05 Yilong Yang , Zhuyifan Ye , Yan Su , Qianqian Zhao , Xiaoshan Li , Defang Ouyang

Proteomics is the large-scale analysis of the proteins. The common method for identifying proteins and characterising their amino acid sequences is to digest the proteins into peptides, analyse the peptides using mass spectrometry and…

Computational Engineering, Finance, and Science · Computer Science 2019-02-05 Samaneh Azari , Bing Xue , Mengjie Zhang , Lifeng Peng

Large numbers of MS/MS peptide spectra generated in proteomics experiments require efficient, sensitive and specific algorithms for peptide identification. In the Open Mass Spectrometry Search Algorithm [OMSSA], specificity is calculated by…

Quantitative Methods · Quantitative Biology 2007-05-23 Lewis Y. Geer , Sanford P. Markey , Jeffrey A. Kowalak , Lukas Wagner , Ming Xu , Dawn M. Maynard , Xiaoyu Yang , Wenyao Shi , Stephen H. Bryant

Post-translational modifications (PTMs) serve as a dynamic chemical language regulating protein function, yet current proteomic methods remain blind to a vast portion of the modified proteome. Standard database search algorithms suffer from…

Quantitative Methods · Quantitative Biology 2025-12-16 Yuhan Chen , Shang Qu , Zhiqiang Gao , Yuejin Yang , Xiang Zhang , Sheng Xu , Xinjie Mao , Liujia Qian , Jiaqi Wei , Zijie Qiu , Chenyu You , Lei Bai , Ning Ding , Tiannan Guo , Bowen Zhou , Siqi Sun

De novo peptide sequencing aims to recover amino acid sequences of a peptide from tandem mass spectrometry (MS) data. Existing approaches for de novo analysis enumerate MS evidence for all amino acid classes during inference. It leads to…

Quantitative Methods · Quantitative Biology 2022-03-25 Yan Yang , Zakir Hossain , Khandaker Asif , Liyuan Pan , Shafin Rahman , Eric Stone

Life science is entering a new era of petabyte-level sequencing data. Converting such big data to biological insights represents a huge challenge for computational analysis. To this end, we developed DeepMetabolism, a biology-guided deep…

Genomics · Quantitative Biology 2017-05-10 Weihua Guo , You Xu , Xueyang Feng

Identification of antimicrobial peptides is an important and necessary issue in today's era. Antimicrobial peptides are essential as an alternative to antibiotics for biomedical applications and many other practical applications. These…

Machine Learning · Computer Science 2025-12-17 Reyhaneh Keshavarzpour , Eghbal Mansoori

Accurate identification of bioactive peptides (BPs) and protein post-translational modifications (PTMs) is essential for understanding protein function and advancing therapeutic discovery. However, most computational methods remain limited…

Machine Learning · Computer Science 2025-12-05 Jixiu Zhai , Zikun Wang , Chupei Tang , Haitian Zhong , Ziyang Xu , Yuhuan Liu , Shengrui Xu , Jingwan Wang , Dan Huang , Tianchi Lu

In recent years, there has been an explosion of research on the application of deep learning to the prediction of various peptide properties, due to the significant development and market potential of peptides. Molecular dynamics has…

Biomolecules · Quantitative Biology 2023-07-19 Zihan Liu , Jiaqi Wang , Yun Luo , Shuang Zhao , Wenbin Li , Stan Z. Li

In this work we set out to find a method to classify protein structures using a Deep Learning methodology. Our Artificial Intelligence has been trained to recognize complex biomolecule structures extrapolated from the Protein Data Bank…

Machine Learning · Computer Science 2021-11-04 Damiano Perri , Marco Simonetti , Andrea Lombardi , Noelia Faginas-Lago , Osvaldo Gervasi

A new paradigm is beginning to emerge in Radiology with the advent of increased computational capabilities and algorithms. This has led to the ability of real time learning by computer systems of different lesion types to help the…

Microtubule networks (MTs) are a component of a cell that may indicate the presence of various chemical compounds and can be used to recognize properties such as treatment resistance. Therefore, the classification of MT images is of great…

Image and Video Processing · Electrical Eng. & Systems 2020-12-23 Aleksei Shpilman , Dmitry Boikiy , Marina Polyakova , Daniel Kudenko , Anton Burakov , Elena Nadezhdina

Tandem mass spectrometry (MS/MS) stands as the predominant high-throughput technique for comprehensively analyzing protein content within biological samples. This methodology is a cornerstone driving the advancement of proteomics. In recent…

Quantitative Methods · Quantitative Biology 2024-06-27 Shiva Ebrahimi , Xuan Guo

Peptides offer great biomedical potential and serve as promising drug candidates. Currently, the majority of approved peptide drugs are directly derived from well-explored natural human peptides. It is quite necessary to utilize advanced…

Biomolecules · Quantitative Biology 2024-01-29 Yipin Lei , Xu Wang , Meng Fang , Han Li , Xiang Li , Jianyang Zeng