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Many real-world datasets are labeled with natural orders, i.e., ordinal labels. Ordinal regression is a method to predict ordinal labels that finds a wide range of applications in data-rich domains, such as natural, health and social…

机器学习 · 计算机科学 2020-04-28 Lu Wang , Dongxiao Zhu

In this study, we focus on estimating the heterogeneous treatment effect (HTE) for survival outcome. The outcome is subject to censoring and the number of covariates is high-dimensional. We utilize data from both the randomized controlled…

统计方法学 · 统计学 2025-03-21 Xin Ye , Shu Yang , Xiaofei Wang , Yanyan Liu

Locally Robust (LR)/Orthogonal/Debiased moments have proven useful with machine learning first steps, but their existence has not been investigated for general parameters. In this paper, we provide a necessary and sufficient condition,…

计量经济学 · 经济学 2023-06-21 Facundo Argañaraz , Juan Carlos Escanciano

In causal inference, estimating heterogeneous treatment effects (HTE) is critical for identifying how different subgroups respond to interventions, with broad applications in fields such as precision medicine and personalized advertising.…

机器学习 · 计算机科学 2024-07-02 Jiehui Zhou , Linxiao Yang , Xingyu Liu , Xinyue Gu , Liang Sun , Wei Chen

A new meta-algorithm for estimating the conditional average treatment effects is proposed in the paper. The main idea underlying the algorithm is to consider a new dataset consisting of feature vectors produced by means of concatenation of…

机器学习 · 统计学 2019-09-10 Lev V. Utkin , Mikhail V. Kots , Viacheslav S. Chukanov

We study the fundamental and timely problem of learning long sequences in autoregressive modeling and next-token prediction under model misspecification, measured by the joint Kullback--Leibler (KL) divergence. Our goal is to characterize…

机器学习 · 计算机科学 2026-05-13 Yunbei Xu , Yuzhe Yuan , Ruohan Zhan

We study the problem of selecting the best heterogeneous treatment effect (HTE) estimator from a collection of candidates in settings where the treatment effect is fundamentally unobserved. We cast estimator selection as a multiple testing…

机器学习 · 统计学 2025-11-25 Jiayi Guo , Zijun Gao

We propose an innovative, learnable two-sided short-time Laplace transform (STLT) mechanism to supplant the traditional self attention in transformer-based LLMs. Our STLT introduces trainable parameters for each Laplace node, enabling…

机器学习 · 计算机科学 2025-06-23 Andrew Kiruluta

Predicting discomfort glare in open-plan offices is a challenging problem. Although glare research has existed for more than 50 years, all current glare metrics have accuracy limitations, especially in open-plan offices with low lighting…

We regularly consider answering counterfactual questions in practice, such as "Would people with diabetes take a turn for the better had they choose another medication?". Observational studies are growing in significance in answering such…

机器学习 · 计算机科学 2022-08-16 Guanglin Zhou , Lina Yao , Xiwei Xu , Chen Wang , Liming Zhu

For multiple treatments D=0,1,...,J, covariates X and outcome Y, the ordinary least squares estimator (OLS) of Y on (D1,...,DJ,X) is widely applied to a constant-effect linear model, where Dj is the dummy variable for D=j. However, the…

统计方法学 · 统计学 2023-09-14 Myoungjae Lee

For readability assessment, traditional methods mainly employ machine learning classifiers with hundreds of linguistic features. Although the deep learning model has become the prominent approach for almost all NLP tasks, it is less…

计算与语言 · 计算机科学 2023-03-07 Wenbiao Li , Ziyang Wang , Yunfang Wu

Developing tools for estimating heterogeneous treatment effects (HTE) and individualized treatment effects has been an area of active research in recent years. While these tools have proven to be useful in many contexts, a concern when…

统计方法学 · 统计学 2025-03-07 Mahsa Ashouri , Nicholas C. Henderson

Individualized treatment regimes (ITRs) aim to improve clinical outcomes by assigning treatment based on patient-specific characteristics. However, existing methods often struggle with high-dimensional covariates, limiting accuracy,…

机器学习 · 统计学 2026-01-13 Sungtaek Son , Eardi Lila , Kwun Chuen Gary Chan

Estimating treatment effects is of great importance for many biomedical applications with observational data. Particularly, interpretability of the treatment effects is preferable for many biomedical researchers. In this paper, we first…

机器学习 · 统计学 2022-06-28 Kan Chen , Qishuo Yin , Qi Long

In continual learning (CL), a learner is faced with a sequence of tasks, arriving one after the other, and the goal is to remember all the tasks once the continual learning experience is finished. The prior art in CL uses episodic memory,…

机器学习 · 计算机科学 2020-12-09 Arslan Chaudhry , Naeemullah Khan , Puneet K. Dokania , Philip H. S. Torr

Meta learning is a promising solution to few-shot learning problems. However, existing meta learning methods are restricted to the scenarios where training and application tasks share the same out-put structure. To obtain a meta model…

机器学习 · 计算机科学 2019-04-22 Yingtian Zou , Jiashi Feng

Meta-learning has been proposed as a promising machine learning topic in recent years, with important applications to image classification, robotics, computer games, and control systems. In this paper, we study the problem of using…

系统与控制 · 电气工程与系统科学 2024-05-28 Yunian Pan , Quanyan Zhu

Estimating how a treatment affects different individuals, known as heterogeneous treatment effect estimation, is an important problem in empirical sciences. In the last few years, there has been a considerable interest in adapting machine…

机器学习 · 计算机科学 2024-10-18 Christopher Tran , Keith Burghardt , Kristina Lerman , Elena Zheleva

Collaborative learning through latent shared feature representations enables heterogeneous clients to train personalized models with improved performance and reduced sample complexity. Despite empirical success and extensive study, the…

机器学习 · 计算机科学 2025-11-25 Xiaochun Niu , Lili Su , Jiaming Xu , Pengkun Yang