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Early methods used face representations in kinship verification, which are less accurate than joint representations of parents' and children's facial images learned from scratch. We propose an approach featuring graph neural network…

计算机视觉与模式识别 · 计算机科学 2025-04-29 Ali Nazari , Mohsen Ebrahimi Moghaddam , Omidreza Borzoei

Gene expression prediction plays a vital role in transcriptome-wide association studies (TWAS), which seek to establish associations between tissue gene expression and complex traits. Traditional models rely on genetic variants in close…

分子网络 · 定量生物学 2024-08-19 Gutama Ibrahim Mohammad , Tom Michoel

Networks are important storage data structures now used to store personal information of individuals around the globe. With the advent of personal genome sequencing, networks are going to be used to store personal genomic sequencing of…

社会与信息网络 · 计算机科学 2017-08-22 Komal Batool , Muaz A. Niazi

Identifying phenotypes plays an important role in furthering our understanding of disease biology through practical applications within healthcare and the life sciences. The challenge of dealing with the complexities and noise within…

应用统计 · 统计学 2023-04-28 Andre Vauvelle , Hamish Tomlinson , Aaron Sim , Spiros Denaxas

Genome-wide association (GWA) constitutes a prominent portion of studies which have been conducted on personalized medicine and pharmacogenomics. Recently, very few methods have been developed for extracting mutation-diseases associations.…

计算与语言 · 计算机科学 2020-12-03 Behrouz Bokharaeian , Alberto Diaz

Approaches for kinship verification often rely on cosine distances between face identification features. However, due to gender bias inherent in these features, it is hard to reliably predict whether two opposite-gender pairs are related.…

计算机视觉与模式识别 · 计算机科学 2020-06-03 Stefan Hörmann , Martin Knoche , Gerhard Rigoll

In this paper, we propose semiparametric efficient estimators of genetic relatedness between two traits in a model-free framework. Most existing methods require specifying certain parametric models involving the traits and genetic variants.…

统计方法学 · 统计学 2023-06-05 Xu Guo , Yiyuan Qian , Hongwei Shi , Weichao Yang , Niwen Zhou

This paper is a brief report to our submission to the Recognizing Families In the Wild Data Challenge (4th Edition), in conjunction with FG 2020 Forum. Automatic kinship recognition has attracted many researchers' attention for its full…

计算机视觉与模式识别 · 计算机科学 2020-06-02 Zhipeng Luo , Zhiguang Zhang , Zhenyu Xu , Lixuan Che

Genome-Wide Association Studies (GWAS) face unique challenges in the era of big genomics data, particularly when dealing with ultra-high-dimensional datasets where the number of genetic features significantly exceeds the available samples.…

基因组学 · 定量生物学 2023-12-27 Kexuan Li

We show that the signal-processing paradigm known as compressed sensing (CS) is applicable to genome-wide association studies (GWAS) and genomic selection (GS). The aim of GWAS is to isolate trait-associated loci, whereas GS attempts to…

基因组学 · 定量生物学 2014-05-13 Shashaank Vattikuti , James J. Lee , Christopher C. Chang , Stephen D. H. Hsu , Carson C. Chow

The paramount importance of replicating associations is well recognized in the genome-wide associaton (GWA) research community, yet methods for assessing replicability of associations are scarce. Published GWA studies often combine…

统计方法学 · 统计学 2014-04-30 Ruth Heller , Daniel Yekutieli

Following the publication of an attack on genome-wide association studies (GWAS) data proposed by Homer et al., considerable attention has been given to developing methods for releasing GWAS data in a privacy-preserving way. Here, we…

机器学习 · 统计学 2014-07-31 Fei Yu , Michal Rybar , Caroline Uhler , Stephen E. Fienberg

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

A large amount of research has been devoted to the detection and investigation of epistatic interactions in genome-wide association studies (GWASs). Most of the literature focuses on low-order interactions between single-nucleotide…

应用统计 · 统计学 2017-02-17 Virginie Stanislas , Cyril Dalmasso , Christophe Ambroise

In this paper, association results from genome-wide association studies (GWAS) are combined with a deep learning framework to test the predictive capacity of statistically significant single nucleotide polymorphism (SNPs) associated with…

计算机与社会 · 计算机科学 2018-08-27 Casimiro Adays Curbelo Montañez , Paul Fergus , Almudena Curbelo Montañez , Carl Chalmers

In genome-wide association (GWA) studies the goal is to detect associations between genetic markers and a given phenotype. The number of genetic markers can be large and effective methods for control of the overall error rate is a central…

统计方法学 · 统计学 2017-05-09 Kari Krizak Halle , Mette Langaas

To date, genome-wide association studies (GWAS) have successfully identified tens of thousands of genetic variants among a variety of traits/diseases, shedding a light on the genetic architecture of complex diseases. Polygenicity of complex…

统计方法学 · 统计学 2017-10-27 Yi Yang , Mingwei Dai , Jian Huang , Xinyi Lin , Can Yang , Jin Liu , Min Chen

Multivariate linear mixed models (mvLMMs) have been widely used in many areas of genetics, and have attracted considerable recent interest in genome-wide association studies (GWASs). However, fitting mvLMMs is computationally non-trivial,…

定量方法 · 定量生物学 2013-09-13 Xiang Zhou , Matthew Stephens

Genome-wide association studies (GWAS) suggests that a complex disease is typically affected by many genetic variants with small or moderate effects. Identification of these risk variants remains to be a very challenging problem.…

统计方法学 · 统计学 2014-01-21 Dongjun Chung , Can Yang , Cong Li , Joel Gelernter , Hongyu Zhao

Motivated by genome-wide association screening studies (GWAS), we study high-dimensional marginal screenings of categorical variables where test statistics have approximate chi-square distributions. We characterize four new phase…

统计理论 · 数学 2022-06-06 Zheng Gao