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Related papers: Factor Models for Cancer Signatures

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Breast cancer remains a global challenge, causing over 1 million deaths globally in 2018. To achieve earlier breast cancer detection, screening x-ray mammography is recommended by health organizations worldwide and has been estimated to…

Cancer survival prediction is an active area of research that can help prevent unnecessary therapies and improve patient's quality of life. Gene expression profiling is being widely used in cancer studies to discover informative biomarkers…

Machine Learning · Computer Science 2016-11-18 Hamid Reza Hassanzadeh , John H. Phan , May D. Wang

Precision medicine has the potential to revolutionize healthcare, but much of the data for patients is locked away in unstructured free-text, limiting research and delivery of effective personalized treatments. Generating large annotated…

Computation and Language · Computer Science 2020-12-16 Nick Altieri , Briton Park , Mara Olson , John DeNero , Anobel Odisho , Bin Yu

Bayesian Poisson Non-Negative Matrix Factorization (NMF) is widely used to model count data, including in cancer mutational signature analysis. However, standard Gibbs samplers rely on computationally expensive Poisson augmentation, and…

Methodology · Statistics 2026-03-31 Jenna M. Landy , Nishanth Basava , Giovanni Parmigiani

This paper presents a portable, privacy-preserving, in-browser platform for the reproducible assessment of mutational signature detection methods from sparse sequencing data generated by targeted gene panels. The platform aims to address…

Genomics · Quantitative Biology 2023-06-05 Aaron Ge , Tongwu Zhang , Clara Bodelon , Montserrat Garcia-Closas , Jonas Almeida , Jeya Balasubramanian

Background: Single nucleotide variants (SNVs) are detected as different distributions of DNA samples of distinct types of cancer patients. Even though, it is an exacting task to select the appropriate method to identify cancer to the…

Quantitative Methods · Quantitative Biology 2020-02-26 Bo Li , Junying Zhang , Liang Yu

DNA methylation is a well-studied genetic modification that regulates gene transcription of Eukaryotes. Its alternations have been recognized as a significant component of cancer development. In this study, we use the DNA methylation 450k…

Tissues and Organs · Quantitative Biology 2021-01-05 Shen Jia , Yulin Zhang , Yiming Mao , Jiawei Gao , Yixuan Chen , Yuxuan Jiang , Haochen Luo , Kebo Lv , Jionglong Su

Identifying altered pathways that are associated with specific cancer types can potentially bring a significant impact on cancer patient treatment. Accurate identification of such key altered pathways information can be used to develop…

Machine Learning · Statistics 2017-12-05 Sunho Park , Tae Hyun Hwang

The Kolmogorov-Arnold stochasticity parameter technique is applied for the first time to the study of cancer genome sequencing, to reveal mutations. Using data generated by next generation sequencing technologies, we have analyzed the exome…

Genomics · Quantitative Biology 2018-11-05 V. G. Gurzadyan , H. Yan , G. Vlahovic , A. Kashin , P. Killela , Z. Reitman , S. Sargsyan , G. Yegorian , G. Milledge , B. Vlahovic

Supervised matrix factorization (SMF) is a classical machine learning method that simultaneously seeks feature extraction and classification tasks, which are not necessarily a priori aligned objectives. Our goal is to use SMF to learn…

Machine Learning · Statistics 2023-11-21 Joowon Lee , Hanbaek Lyu , Weixin Yao

Throughout the world, breast cancer is one of the leading causes of female death. Recently, deep learning methods are developed to automatically grade breast cancer of histological slides. However, the performance of existing deep learning…

Computer Vision and Pattern Recognition · Computer Science 2022-03-09 Yanyuet Man , Xiangyun Ding , Xingcheng Yao , Han Bao

This paper primarily addresses a dataset relating to cellular, chemical and physical conditions of patients gathered at the time they are operated upon to remove colorectal tumours. This data provides a unique insight into the biochemical…

Machine Learning · Computer Science 2016-11-17 Christopher Roadknight , Durga Suryanarayanan , Uwe Aickelin , John Scholefield , Lindy Durrant

In this study, a radiomics approach was extended to optical fluorescence molecular imaging data for tissue classification, termed 'optomics'. Fluorescence molecular imaging is emerging for precise surgical guidance during head and neck…

A number of bioinformatic or biostatistical methods are available for analyzing DNA copy number profiles measured from microarray or sequencing technologies. In the absence of rich enough gold standard data sets, the performance of these…

Quantitative Methods · Quantitative Biology 2015-11-06 Morgane Pierre-Jean , Guillem Rigaill , Pierre Neuvial

Major efforts to sequence cancer genomes are now occurring throughout the world. Though the emerging data from these studies are illuminating, their reconciliation with epidemiologic and clinical observations poses a major challenge. In the…

Populations and Evolution · Quantitative Biology 2010-11-18 Ivana Bozic , Tibor Antal , Hisashi Ohtsuki , Hannah Carter , Dewey Kim , Sining Chen , Rachel Karchin , Kenneth W. Kinzler , Bert Vogelstein , Martin A. Nowak

Cancer is a highly heterogeneous disease with significant variability in molecular features and clinical outcomes, making diagnosis and treatment challenging. In recent years, high-throughput omic technologies have facilitated the discovery…

Quantitative Methods · Quantitative Biology 2024-08-19 Saiful Islam , Md. Nahid Hasan

Machine-learning-assisted cancer subtyping is a promising avenue in digital pathology. Cancer subtyping models, however, require careful training using expert annotations so that they can be inferred with a degree of known certainty (or…

Recent advances in types and extent of medical imaging technologies has led to proliferation of multimodal quantitative imaging data in cancer. Quantitative medical imaging data refer to numerical representations derived from medical…

The absence of adequately sufficient expert-level tumor annotations hinders the effectiveness of supervised learning based opportunistic cancer screening on medical imaging. Clinical reports (that are rich in descriptive textual details)…

Computer Vision and Pattern Recognition · Computer Science 2024-05-24 Guangyu Guo , Jiawen Yao , Yingda Xia , Tony C. W. Mok , Zhilin Zheng , Junwei Han , Le Lu , Dingwen Zhang , Jian Zhou , Ling Zhang

Studies estimate that there will be 266,120 new cases of invasive breast cancer and 40,920 breast cancer induced deaths in the year of 2018 alone. Despite the pervasiveness of this affliction, the current process to obtain an accurate…

Computer Vision and Pattern Recognition · Computer Science 2018-07-06 Siddhant Rao