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Cancer is a number of related yet highly heterogeneous diseases. Correct identification of cancer subtypes is critical for clinical decisions. The advance in sequencing technologies has made it possible to study cancer based on abundant…

应用统计 · 统计学 2018-11-27 Xiaochun Chen , Honggang Wang , Donghui Yan

Recent breakthroughs in cancer research have come via the up-and-coming field of pathway analysis. By applying statistical methods to prior known gene and protein regulatory information, pathway analysis provides a meaningful way to…

基因组学 · 定量生物学 2017-10-11 Yue Zhao

Network quantification (NQ) is the problem of estimating the proportions of nodes belonging to each class in subsets of unlabelled graph nodes. When prior probability shift is at play, this task cannot be effectively addressed by first…

Quantization methods have been introduced to perform large scale approximate nearest search tasks. Residual Vector Quantization (RVQ) is one of the effective quantization methods. RVQ uses a multi-stage codebook learning scheme to lower the…

计算机视觉与模式识别 · 计算机科学 2015-09-18 Shicong Liu , Hongtao Lu , Junru Shao

Under certain cellular conditions, transcription and mRNA translation in prokaryotes appear to be "coupled," in which the formation of mRNA transcript and production of its associated protein are temporally correlated. Such…

亚细胞过程 · 定量生物学 2026-05-12 Xiangting Li , Tom Chou

Complex gene interactions play a significant role in cancer progression, driving cellular behaviors that contribute to tumor growth, invasion, and metastasis. Gene co-expression networks model the functional connectivity between genes under…

分子网络 · 定量生物学 2024-11-27 Radwa Adel , Ercan Engin Kuruoglu

This paper describes the architecture and performance of ORACLE, an approach for detecting a unique radio from a large pool of bit-similar devices (same hardware, protocol, physical address, MAC ID) using only IQ samples at the physical…

信号处理 · 电气工程与系统科学 2018-12-05 Kunal Sankhe , Mauro Belgiovine , Fan Zhou , Shamnaz Riyaz , Stratis Ioannidis , Kaushik Chowdhury

Background. Breast cancer comprises at least five molecular subtypes with distinct prognoses, yet PAM50 classification relies on transcriptomics alone. Whether integrating DNA methylation and copy number data improves subtype recovery and…

基因组学 · 定量生物学 2026-03-03 Taha Ahmad

We propose a method of training quantization thresholds (TQT) for uniform symmetric quantizers using standard backpropagation and gradient descent. Contrary to prior work, we show that a careful analysis of the straight-through estimator…

计算机视觉与模式识别 · 计算机科学 2020-03-02 Sambhav R. Jain , Albert Gural , Michael Wu , Chris H. Dick

Deep learning has been widely used for protein engineering. However, it is limited by the lack of sufficient experimental data to train an accurate model for predicting the functional fitness of high-order mutants. Here, we develop SESNet,…

定量方法 · 定量生物学 2023-04-10 Mingchen Li , Liqi Kang , Yi Xiong , Yu Guang Wang , Guisheng Fan , Pan Tan , Liang Hong

We make use of ideas from the theory of complex networks to implement a machine learning classification of human DNA methylation data, that carry signatures of cancer development. The data were obtained from patients with various kinds of…

基因组学 · 定量生物学 2017-02-22 Alexander Karsakov , Thomas Bartlett , Iosif Meyerov , Alexey Zaikin , Mikhail Ivanchenko

Quantification, also known as class prevalence estimation, is the supervised learning task in which a model is trained to predict the prevalence of each class in a given bag of examples. This paper investigates the application of deep…

机器学习 · 计算机科学 2024-03-25 Olaya Pérez-Mon , Alejandro Moreo , Juan José del Coz , Pablo González

Accurately measuring protein-RNA binding affinity is crucial in many biological processes and drug design. Previous computational methods for protein-RNA binding affinity prediction rely on either sequence or structure features, unable to…

生物大分子 · 定量生物学 2025-01-06 Rong Han , Xiaohong Liu , Tong Pan , Jing Xu , Xiaoyu Wang , Wuyang Lan , Zhenyu Li , Zixuan Wang , Jiangning Song , Guangyu Wang , Ting Chen

Many modern biological assays, including RNA sequencing, yield integer-valued counts that reflect the number of molecules detected. These measurements are often not at the desired resolution: while the unit of interest is typically a single…

We utilized abundant transcriptomic data for the primary classes of brain cancers to study the feasibility of separating all of these diseases simultaneously based on molecular data alone. These signatures were based on a new method…

Motivation: Bulk RNA-Seq is a widely used method for studying gene expression across a variety of contexts. The significance of RNA-Seq studies has grown with the advent of high-throughput sequencing technologies. Computational methods have…

基因组学 · 定量生物学 2025-03-28 Juliana Costa-Silva , David Menotti , Fabricio M. Lopes

We are in the era where the Big Data analytics has changed the way of interpreting the various biomedical phenomena, and as the generated data increase, the need for new machine learning methods to handle this evolution grows. An indicative…

机器学习 · 计算机科学 2020-12-04 Panagiotis Anagnostou , Petros T. Barmbas , Aristidis G. Vrahatis , Sotiris K. Tasoulis

Detecting cancers at early stages can dramatically reduce mortality rates. Therefore, practical cancer screening at the population level is needed. Here, we develop a comprehensive detection system to classify all common cancer types. By…

分子网络 · 定量生物学 2021-03-30 Anyou Wang , Rong Hai , Paul J Rider , Qianchuan He

As gene expression measurement technology is shifting from microarrays to sequencing, the statistical tools available for their analysis must be adapted since RNA-seq data are measured as counts. Recently, it has been proposed to tackle the…

应用统计 · 统计学 2022-11-10 Denis Agniel , Boris P Hejblum

A common approach to quantifying DNA involves repeated cycles of DNA amplification. This approach, employed by the polymerase chain reaction (PCR), produces outputs that are corrupted by amplification noise, making it challenging to…

定量方法 · 定量生物学 2023-01-06 Abdoelnaser M Degoot , Wilfred Ndifon