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This paper deals with the problem of evaluating the causal effect using observational data in the presence of an unobserved exposure/ outcome variable, when cause-effect relationships between variables can be described as a directed acyclic…

统计方法学 · 统计学 2012-06-18 Manabu Kuroki , Zhihong Cai

Meta-analysis, by synthesizing effect estimates from multiple studies conducted in diverse settings, stands at the top of the evidence hierarchy in clinical research. Yet, conventional approaches based on fixed- or random-effects models…

We study the generic identifiability of causal effects in linear non-Gaussian acyclic models (LiNGAM) with latent variables. We consider the problem in two main settings: When the causal graph is known a priori, and when it is unknown. In…

Structural causal models postulate noisy functional relations among a set of interacting variables. The causal structure underlying each such model is naturally represented by a directed graph whose edges indicate for each variable which…

统计理论 · 数学 2022-03-15 David Strieder , Tobias Freidling , Stefan Haffner , Mathias Drton

An important problem in many domains is to predict how a system will respond to interventions. This task is inherently linked to estimating the system's underlying causal structure. To this end, Invariant Causal Prediction (ICP) (Peters et…

统计方法学 · 统计学 2018-09-21 Christina Heinze-Deml , Jonas Peters , Nicolai Meinshausen

We introduce a new family of graphical models that consists of graphs with possibly directed, undirected and bidirected edges but without directed cycles. We show that these models are suitable for representing causal models with additive…

机器学习 · 统计学 2017-05-30 Jose M. Peña , Marcus Bendtsen

Instrumental variable approaches have gained popularity for estimating causal effects in the presence of unmeasured confounders. However, the availability of instrumental variables in the primary dataset is often challenged due to stringent…

统计方法学 · 统计学 2026-03-31 Kang Shuai , Shanshan Luo , Wei Li , Yangbo He

Distinguishing cause from effect using observations of a pair of random variables is a core problem in causal discovery. Most approaches proposed for this task, namely additive noise models (ANM), are only adequate for quantitative data. We…

机器学习 · 计算机科学 2023-03-16 Mário A. T. Figueiredo , Catarina A. Oliveira

Classical causal and statistical inference methods typically assume the observed data consists of independent realizations. However, in many applications this assumption is inappropriate due to a network of dependences between units in the…

机器学习 · 计算机科学 2019-07-02 Rohit Bhattacharya , Daniel Malinsky , Ilya Shpitser

This paper discusses causal independence models and a generalization of these models called causal interaction models. Causal interaction models are models that have independent mechanisms where a mechanism can have several causes. In…

人工智能 · 计算机科学 2015-05-19 Christopher Meek , David Heckerman

This paper studies a panel data setting where the goal is to estimate causal effects of an intervention by predicting the counterfactual values of outcomes for treated units, had they not received the treatment. Several approaches have been…

计量经济学 · 经济学 2019-03-26 Susan Athey , Mohsen Bayati , Guido Imbens , Zhaonan Qu

We consider the problem of learning causal models from observational data generated by linear non-Gaussian acyclic causal models with latent variables. Without considering the effect of latent variables, one usually infers wrong causal…

机器学习 · 计算机科学 2019-08-13 Saber Salehkaleybar , AmirEmad Ghassami , Negar Kiyavash , Kun Zhang

Independent component analysis (ICA) is a cornerstone of modern data analysis. Its goal is to recover a latent random vector S with independent components from samples of X=AS where A is an unknown mixing matrix. Critically, all existing…

机器学习 · 统计学 2018-04-04 Nilin Abrahamsen , Philippe Rigollet

Much of scientific data is collected as randomized experiments intervening on some and observing other variables of interest. Quite often, a given phenomenon is investigated in several studies, and different sets of variables are involved…

统计方法学 · 统计学 2012-10-19 Antti Hyttinen , Frederick Eberhardt , Patrik O. Hoyer

What is the difference of a prediction that is made with a causal model and a non-causal model? Suppose we intervene on the predictor variables or change the whole environment. The predictions from a causal model will in general work as…

统计方法学 · 统计学 2024-04-27 Jonas Peters , Peter Bühlmann , Nicolai Meinshausen

Causal inference is difficult in the presence of unobserved confounders. We introduce the instrumented common confounding (ICC) approach to (nonparametrically) identify causal effects with instruments, which are exogenous only conditional…

计量经济学 · 经济学 2022-09-20 Christian Tien

Instrumental variable methods are widely used for inferring the causal effect in the presence of unmeasured confounders. Existing instrumental variable methods for nonlinear outcome models require stringent identifiability conditions. This…

统计方法学 · 统计学 2022-07-01 Sai Li , Zijian Guo

Causal discovery in time series is increasingly performed using nonlinear machine-learning models, yet the resulting causal relationships are almost always summarized by scalar edge scores. We argue that this practice obscures the true…

机器学习 · 计算机科学 2026-05-29 Valentina V. Kuskova , Dmitry Zaytsev , Michael Coppedge

We propose a counterfactual approach to train ``causality-aware" predictive models that are able to leverage causal information in static anticausal machine learning tasks (i.e., prediction tasks where the outcome influences the features).…

应用统计 · 统计学 2020-12-01 Elias Chaibub Neto

We consider the identifiability theory of probabilistic models and establish sufficient conditions under which the representations learned by a very broad family of conditional energy-based models are unique in function space, up to a…

机器学习 · 统计学 2020-10-27 Ilyes Khemakhem , Ricardo Pio Monti , Diederik P. Kingma , Aapo Hyvärinen