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Inferring individualised treatment effects from observational data can unlock the potential for targeted interventions. It is, however, hard to infer these effects from observational data. One major problem that can arise is covariate shift…

机器学习 · 计算机科学 2024-04-25 Damian Machlanski , Spyros Samothrakis , Paul Clarke

We construct a semiparametric estimator in case-control studies where the gene and the environment are assumed to be independent. A discrete or continuous parametric distribution of the genes is assumed in the model. A discrete distribution…

统计理论 · 数学 2010-10-12 Yanyuan Ma

Modern biomedicine is challenged to predict the effects of genetic variation. Systematic functional assays of point mutants of proteins have provided valuable empirical information, but vast regions of sequence space remain unexplored.…

生物大分子 · 定量生物学 2017-01-18 Thomas A. Hopf , John B. Ingraham , Frank J. Poelwijk , Michael Springer , Chris Sander , Debora S. Marks

Biochemical and regulatory interactions central to biological networks are expected to cause extensive genetic interactions or epistasis affecting the heritability of complex traits and the distribution of genotypes in populations. However,…

种群与进化 · 定量生物学 2009-12-15 Richard A. Neher , Boris I. Shraiman

Generative methods (Gen-AI) are reviewed with a particular goal of solving tasks in machine learning and Bayesian inference. Generative models require one to simulate a large training dataset and to use deep neural networks to solve a…

统计计算 · 统计学 2025-05-20 Maria Nareklishvili , Nick Polson , Vadim Sokolov

Estimating heritability remains a significant challenge in statistical genetics. Diverse approaches have emerged over the years that are broadly categorized as either random effects or fixed effects heritability methods. In this work, we…

统计方法学 · 统计学 2024-06-18 Yanke Song , Xihong Lin , Pragya Sur

Phylogenomics, even more so than traditional phylogenetics, needs to represent the uncertainty in evolutionary trees due to systematic error. Here we illustrate the analysis of genome-scale alignments of yeast, using robust measures of the…

种群与进化 · 定量生物学 2009-12-31 Peter J. Waddell , Ariful Azad

Sweepstakes reproduction may be generated by chance matching of reproduction with favorable environmental conditions. Gene genealogies generated by sweepstakes reproduction are in the domain of attraction of multiple-merger coalescents…

概率论 · 数学 2026-01-15 Bjarki Eldon

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

Accurate power and sample size estimation are crucial to the design and analysis of genetic association studies. When analyzing a binary trait via logistic regression, important covariates such as age and sex are typically included in the…

统计方法学 · 统计学 2022-10-05 Ziang Zhang , Lei Sun

Recognition of evolutionary units (species, populations) requires integrating several kinds of data such as genetic or phenotypic markers or spatial information, in order to get a comprehensive view concerning the differentiation of the…

种群与进化 · 定量生物学 2011-12-22 Gilles Guillot , Sabrina Renaud , Ronan Ledevin , Joahn Michaux , Julien Claude

Genetic Programming (GP) has traditionally entangled the evolution of symbolic representations with their performance-based evaluation, often relying solely on raw fitness scores. This tight coupling makes GP solutions more fragile and…

神经与进化计算 · 计算机科学 2025-06-09 Nam H. Le , Josh Bongard

Generative modeling, which learns joint probability distribution from data and generates samples according to it, is an important task in machine learning and artificial intelligence. Inspired by probabilistic interpretation of quantum…

统计力学 · 物理学 2018-07-20 Zhao-Yu Han , Jun Wang , Heng Fan , Lei Wang , Pan Zhang

Genetic nurture effects and assortative mating (AM) occur across many human behaviors and can bias estimates from traditional genetic models. These influences are typically studied univariately, within the same trait. However, estimation of…

定量方法 · 定量生物学 2025-10-09 Xuanyu Lyu , Jared Balbona , Tong Chen , Matthew C. Keller

Symbolic regression is an important but challenging research topic in data mining. It can detect the underlying mathematical models. Genetic programming (GP) is one of the most popular methods for symbolic regression. However, its…

数据结构与算法 · 计算机科学 2017-05-16 Chen Chen , Changtong Luo , Zonglin Jiang

We analyse the search behaviour of genetic programming for symbolic regression in practically relevant but limited settings, allowing exhaustive enumeration of all solutions. This enables us to quantify the success probability of finding…

神经与进化计算 · 计算机科学 2026-03-30 Gabriel Kronberger , Fabricio Olivetti de Franca , Harry Desmond , Deaglan J. Bartlett , Lukas Kammerer

In data-mining applications, we are frequently faced with a large fraction of missing entries in the data matrix, which is problematic for most discriminant machine learning algorithms. A solution that we explore in this paper is the use of…

机器学习 · 计算机科学 2018-01-09 Olivier Delalleau , Aaron Courville , Yoshua Bengio

This paper describes a methodology for analyzing the evolutionary dynamics of genetic programming (GP) using genealogical information, diversity measures and information about the fitness variation from parent to offspring. We introduce a…

机器学习 · 计算机科学 2021-08-25 Bogdan Burlacu , Michael Affenzeller , Michael Kommenda

We represent a process of learning by using bit strings, where 1-bits represent the knowledge acquired by individuals. Two ways of learning are considered: individual learning by trial-and-error; and social learning by copying knowledge…

种群与进化 · 定量生物学 2007-05-23 Armando Ticona Bustillos , Paulo Murilo C. de Oliveira

A computationally simple genome-wide association study (GWAS) algorithm for estimating the main and epistatic effects of markers or single nucleotide polymorphisms (SNPs) is proposed. It is based on the intuitive assumption that changes of…

定量方法 · 定量生物学 2017-08-08 Lev V. Utkin , Irina L. Utkina