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To understand how genetic variants in human genomes manifest in phenotypes -- traits like height or diseases like asthma -- geneticists have sequenced and measured hundreds of thousands of individuals. Geneticists use this data to build…

机器学习 · 计算机科学 2025-07-01 Alan N. Amin , Andres Potapczynski , Andrew Gordon Wilson

In modern biomedical research, it is ubiquitous to have multiple data sets measured on the same set of samples from different views (i.e., multi-view data). For example, in genetic studies, multiple genomic data sets at different molecular…

统计方法学 · 统计学 2017-03-20 Gen Li , Sungkyu Jung

Multi-view datasets offer diverse forms of data that can enhance prediction models by providing complementary information. However, the use of multi-view data leads to an increase in high-dimensional data, which poses significant challenges…

神经与进化计算 · 计算机科学 2024-03-05 Vandad Imani , Carlos Sevilla-Salcedo , Elaheh Moradi , Vittorio Fortino , Jussi Tohka

Genome-wide association studies (GWAS) have emerged as a rich source of genetic clues into disease biology, and they have revealed strong genetic correlations among many diseases and traits. Some of these genetic correlations may reflect…

统计方法学 · 统计学 2018-11-28 Luke J. O'Connor , Alkes L. Price

Genome-wide association studies (GWAS) have been widely used to examine the association between single nucleotide polymorphisms (SNPs) and complex traits, where both the sample size n and the number of SNPs p can be very large. Recently,…

统计方法学 · 统计学 2019-03-05 Bingxin Zhao , Hongtu Zhu

Inferring predictive maps between multiple input and multiple output variables or tasks has innumerable applications in data science. Multi-task learning attempts to learn the maps to several output tasks simultaneously with information…

GWAS in humans are revealing the genetic architecture of biomedical and anthropomorphic traits, i.e., the frequencies and effect sizes of variants that contribute to heritable variation in a trait. To interpret these findings, we need to…

种群与进化 · 定量生物学 2018-03-29 Yuval B. Simons , Kevin Bullaughey , Richard R. Hudson , Guy Sella

Disease-gene association through Genome-wide association study (GWAS) is an arduous task for researchers. Investigating single nucleotide polymorphisms (SNPs) that correlate with specific diseases needs statistical analysis of associations.…

定量方法 · 定量生物学 2020-12-21 Sezin Kircali Ata , Min Wu , Yuan Fang , Le Ou-Yang , Chee Keong Kwoh , Xiao-Li Li

Meta-analysis methods have been widely used to combine results from multiple clinical or genomic studies to increase statistical power and ensure robust and accurate conclusion. Adaptively weighted Fisher's method (AW-Fisher) is an…

统计方法学 · 统计学 2017-08-18 Zhiguang Huo , Shaowu Tang , Yongseok Park , George Tseng

Multi-task learning has emerged as a powerful machine learning paradigm for integrating data from multiple sources, leveraging similarities between tasks to improve overall model performance. However, the application of multi-task learning…

统计方法学 · 统计学 2024-02-09 Parker Knight , Rui Duan

Transcriptome-wide association studies (TWAS) link genetic variation to complex traits by leveraging expression quantitative trait loci (eQTL) data. However, most implementations are typically limited to local (cis-acting) effects and fail…

分子网络 · 定量生物学 2025-12-09 Gutama Ibrahim Mohammad , Johan LM Björkegren , Tom Michoel

Traditional GWAS has advanced our understanding of complex diseases but often misses nonlinear genetic interactions. Deep learning offers new opportunities to capture complex genomic patterns, yet existing methods mostly depend on feature…

机器学习 · 计算机科学 2025-07-08 Iqra Farooq , Sara Atito , Ayse Demirkan , Inga Prokopenko , Muhammad Rana

Summary statistics of genome-wide association studies (GWAS) teach causal relationship between millions of genetic markers and tens and thousands of phenotypes. However, underlying biological mechanisms are yet to be elucidated. We can…

机器学习 · 统计学 2019-01-25 Yongjin Park , Abhishek Sarkar , Khoi Nguyen , Manolis Kellis

Arabidopsis thaliana is an important model organism for understanding the genetics and molecular biology of plants. Its highly selfing nature, together with other important features, such as small size, short generation time, small genome…

Thousands of risk variants underlying complex phenotypes (quantitative traits and diseases) have been identified in genome-wide association studies (GWAS). However, there are still two major challenges towards deepening our understanding of…

统计方法学 · 统计学 2017-10-20 Jingsi Ming , Mingwei Dai , Mingxuan Cai , Xiang Wan , Jin Liu , Can Yang

Despite significant progress in dissecting the genetic architecture of complex diseases by genome-wide association studies (GWAS), the signals identified by association analysis may not have specific pathological relevance to diseases so…

基因组学 · 定量生物学 2019-07-19 Rong Jiao , Xiangning Chen , Eric Boerwinkle , Momiao Xiong

Genome-Wide Association Studies (GWAS) identify associations between genetic variants and disease; however, moving beyond associations to causal mechanisms is critical for therapeutic target prioritization. The recently proposed Knowledge…

Genetic association studies, in particular the genome-wide association study design, have provided a wealth of novel insights into the aetiology of a wide range of human diseases and traits. The next challenge consists of understanding the…

With the recent advent of high-throughput genotyping techniques, genetic data for genome-wide association studies (GWAS) have become increasingly available, which entails the development of efficient and effective statistical approaches.…

应用统计 · 统计学 2015-02-04 Jiahan Li , Wei Zhong , Runze Li , Rongling Wu

Heritability is a central parameter in quantitative genetics, both from an evolutionary and a breeding perspective. For plant traits heritability is traditionally estimated by comparing within and between genotype variability. This approach…