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Advancement in sequencing technology enables the study of association between complex disorders and rare variants with low minor allele frequencies. One of the major challenges in rare variant testing is lack of statistical power of…

定量方法 · 定量生物学 2016-07-27 Rui Sun , Haoyi Weng , Inchi Hu , Junfeng Guo , William K. K. Wu , Benny Chung-Ying Zee , Maggie Haitian Wang

Gene-gene interactions are often regarded as playing significant roles in influencing variabilities of complex traits. Although much research has been devoted to this area, to date a comprehensive statistical model that addresses the…

应用统计 · 统计学 2018-04-18 Durba Bhattacharya , Sourabh Bhattacharya

In the rapidly evolving field of metabolic engineering, the quest for efficient and precise gene target identification for metabolite production enhancement presents significant challenges. Traditional approaches, whether knowledge-based or…

人工智能 · 计算机科学 2024-11-01 Kexuan Xin , Qingyun Wang , Junyu Chen , Pengfei Yu , Huimin Zhao , Heng Ji

Motivation: Gene set testing is typically performed in a supervised context to quantify the association between groups of genes and a clinical phenotype. In many cases, however, a gene set-based interpretation of genomic data is desired in…

定量方法 · 定量生物学 2015-03-17 H. Robert Frost , Zhigang Li , Jason H. Moore

Clinical end-point traits are often characterized by quantitative or qualitative precursors and it has been argued that it may be statistically a more powerful strategy to analyze these precursor traits to decipher the genetic architecture…

统计方法学 · 统计学 2025-04-17 Soumya Sahu , Saurabh Ghosh

The integration of data from multiple sources is increasingly used to achieve larger sample sizes and enhance population diversity. Our previous work established that, under random sampling from the same underlying population, integrating…

统计方法学 · 统计学 2026-01-01 Farimah Shamsi , Andriy Derkach

In cancer biomarker development, a key objective is to evaluate whether a new biomarker, when combined with an established one, improves early cancer detection compared to using the established biomarker alone. Incremental value is often…

统计方法学 · 统计学 2025-11-21 Indrila Ganguly , Ying Huang

It has been shown that a random-effects framework can be used to test the association between a gene's expression level and the number of DNA copies of a set of genes. This gene-set modelling framework was later applied to find associations…

统计方法学 · 统计学 2015-10-09 Renée Menezes , Leila Mohammadi , Jelle Goeman , Judith Boer

Genome-wide association studies (GWAS) have identified thousands of genetic variants associated with complex traits, and some variants are shown to be associated with multiple complex traits. Genetic covariance between two traits is defined…

统计方法学 · 统计学 2023-10-06 Jianqiao Wang , Sai Li , Hongzhe Li

For complex diseases, the interactions between genetic and environmental risk factors can have important implications beyond the main effects. Many of the existing interaction analyses conduct marginal analysis and cannot accommodate the…

统计方法学 · 统计学 2016-05-31 Yangguang Zang , Yinjun Zhao , Qingzhao Zhang , Hao Chai , Sanguo Zhang , Shuangge Ma

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

In Mendelian randomization (MR) studies, genetic variants are used as instrumental variables (IVs) to investigate causal relationships between exposures and outcomes based on observational data. However, numerous genetic studies have shown…

统计方法学 · 统计学 2026-04-10 Julien St-Pierre , Archer Y. Yang , Mireille E. Schnitzer , Marc-André Legault

It has been proposed that complex populations, such as those that arise in genomics studies, may exhibit dependencies among observations as well as among variables. This gives rise to the challenging problem of analyzing unreplicated…

机器学习 · 统计学 2018-06-08 Michael Hornstein , Roger Fan , Kerby Shedden , Shuheng Zhou

The Multi-Kink Quantile Regression (MKQR) model is an important tool for analyzing data with heterogeneous conditional distributions, especially when quantiles of response variable are of interest, due to its robustness to outliers and…

统计方法学 · 统计学 2020-06-16 Wei Zhong , Chuang Wan , Wenyang Zhang

Identifying druggable genes is essential for developing effective pharmaceuticals. With the availability of extensive, high-quality data, computational methods have become a significant asset. Protein Interaction Network (PIN) is valuable…

机器学习 · 计算机科学 2025-01-06 George Yuanji Wang , Srisharan Murugesan , Aditya Prince Rohatgi

Pedigree GWAS (Option 29) in the current version of the Mendel software is an optimized subroutine for performing large scale genome-wide QTL analysis. This analysis (a) works for random sample data, pedigree data, or a mix of both, (b) is…

应用统计 · 统计学 2014-08-01 Hua Zhou , Jin Zhou , Tao Hu , Eric M Sobel , Kenneth Lange

Genome-wide association studies have proven to be essential for understanding the genetic basis of disease. However, many complex traits---personality traits, facial features, disease subtyping---are inherently high-dimensional, impeding…

应用统计 · 统计学 2015-12-09 Ashlee Valente , Geoffrey Ginsburg , Barbara E Engelhardt

Although considerable progress has been obtained in neural network quantization for efficient inference, existing methods are not scalable to heterogeneous devices as one dedicated model needs to be trained, transmitted, and stored for one…

机器学习 · 计算机科学 2022-12-13 Hai Wu , Ruifei He , Haoru Tan , Xiaojuan Qi , Kaibin Huang

We propose a novel and easy-to-implement joint location-scale association testing procedure that can account for complex genetic architecture without explicitly modeling interaction effects, and is suitable for large-scale whole-genome…

统计方法学 · 统计学 2014-11-14 David Soave , Andrew Paterson , Lisa Strug , Lei Sun

This paper introduces a comprehensive framework for the evaluation and validation of generative language models (GLMs), with a focus on Retrieval-Augmented Generation (RAG) systems deployed in high-stakes domains such as banking. GLM…

计算与语言 · 计算机科学 2024-12-10 Agus Sudjianto , Aijun Zhang , Srinivas Neppalli , Tarun Joshi , Michal Malohlava