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Doubly robust estimators combine an inverse probability weighting estimator and a mass imputation estimator. Several doubly robust estimators for estimating the population mean (or prevalence) of an outcome have been proposed for…

统计方法学 · 统计学 2025-08-11 Shaun R Seaman , Tommy Nyberg , Anne M Presanis

Mining frequent patterns is plagued by the problem of pattern explosion making pattern reduction techniques a key challenge in pattern mining. In this paper we propose a novel theoretical framework for pattern reduction. We do this by…

数据库 · 计算机科学 2019-04-25 Nikolaj Tatti , Fabian Moerchen , Toon Calders

In this paper we focus on the estimation of mutual information from finite samples $(\mathcal{X}\times\mathcal{Y})$. The main concern with estimations of mutual information is their robustness under the class of transformations for which it…

数据分析、统计与概率 · 物理学 2020-02-04 Nicholas Carrara , Jesse Ernst

Robust machine learning is an increasingly important topic that focuses on developing models resilient to various forms of imperfect data. Due to the pervasiveness of recommender systems in online technologies, researchers have carried out…

信息检索 · 计算机科学 2022-01-13 Zohreh Ovaisi , Shelby Heinecke , Jia Li , Yongfeng Zhang , Elena Zheleva , Caiming Xiong

Economists often estimate economic models on data and use the point estimates as a stand-in for the truth when studying the model's implications for optimal decision-making. This practice ignores model ambiguity, exposes the decision…

计量经济学 · 经济学 2021-10-07 Maximilian Blesch , Philipp Eisenhauer

We introduce a new Stata package called summclust that summarizes the cluster structure of the dataset for linear regression models with clustered disturbances. The key unit of observation for such a model is the cluster. We therefore…

计量经济学 · 经济学 2023-11-27 James G. MacKinnon , Morten Ørregaard Nielsen , Matthew D. Webb

We present an approach, based on deep neural networks, that allows identifying robust statistical arbitrage strategies in financial markets. Robust statistical arbitrage strategies refer to trading strategies that enable profitable trading…

计算金融 · 定量金融 2024-02-27 Ariel Neufeld , Julian Sester , Daiying Yin

Causal inference on the average treatment effect (ATE) using non-probability samples, such as electronic health records (EHR), faces challenges from sample selection bias and high-dimensional covariates. This requires considering a…

统计方法学 · 统计学 2024-03-28 Jiacong Du , Xu Shi , Donglin Zeng , Bhramar Mukherjee

The Choquet integral and the Owen extension (or multilinear extension) are the most popular tools in multicriteria decision making to take into account the interaction between criteria. It is known that the interaction transform and the…

统计理论 · 数学 2016-01-12 Michel Grabisch , Christophe Labreuche

As an effective nonparametric method, empirical likelihood (EL) is appealing in combining estimating equations flexibly and adaptively for incorporating data information. To select important variables and estimating equations in the sparse…

统计方法学 · 统计学 2021-07-02 Jiaqi Li , Liya Fu

In this paper, we consider robust stability analysis of large-scale sparsely interconnected uncertain systems. By modeling the interconnections among the subsystems with integral quadratic constraints, we show that robust stability analysis…

最优化与控制 · 数学 2016-11-15 Martin S. Andersen , Sina Khoshfetrat Pakazad , Anders Hansson , Anders Rantzer

The article discusses the concept of hyperparametric optimization of recommendation algorithms using an integral assessment that combines various performance indicators into a single consolidated criterion. This approach is opposed to…

机器学习 · 计算机科学 2025-08-29 Roman S. Kulshin , Anatoly A. Sidorov

Semiparametric discrete choice models are widely used in a variety of practical applications. While these models are point identified in the presence of continuous covariates, they can become partially identified when covariates are…

计量经济学 · 经济学 2024-05-29 Shakeeb Khan , Tatiana Komarova , Denis Nekipelov

We consider linear programs involving uncertain parameters and propose a new tractable robust counterpart which contains and generalizes several other models including the existing Affinely Adjustable Robust Counterpart and the Fully…

最优化与控制 · 数学 2016-04-12 Walid Ben-Ameur , Adam Ouorou , Guanglei Wang , Mateusz Żotkiewicz

In this paper we formulate a solution of the robust linear regression problem in a general framework of correntropy maximization. Our formulation yields a unified class of estimators which includes the Gaussian and Laplacian kernel-based…

系统与控制 · 计算机科学 2017-09-04 Laurent Bako

We study the problem of assessing the robustness of counterfactual explanations for deep learning models. We focus on $\textit{plausible model shifts}$ altering model parameters and propose a novel framework to reason about the robustness…

机器学习 · 计算机科学 2024-07-11 Luca Marzari , Francesco Leofante , Ferdinando Cicalese , Alessandro Farinelli

Selective Classification, wherein models can reject low-confidence predictions, promises reliable translation of machine-learning based classification systems to real-world scenarios such as clinical diagnostics. While current evaluation of…

There exist many Runge-Kutta methods (explicit or implicit), more or less adapted to specific problems. Some of them have interesting properties, such as stability for stiff problems or symplectic capability for problems with energy…

数值分析 · 数学 2018-04-16 Julien Alexandre dit Sandretto

We consider microstructure as an arbitrary contamination of the underlying latent securities price, through a Markov kernel $Q$. Special cases include additive error, rounding and combinations thereof. Our main result is that, subject to…

统计金融 · 定量金融 2008-12-02 Yingying Li , Per A. Mykland

While generalizing well over natural inputs, neural networks are vulnerable to adversarial inputs. Existing defenses against adversarial inputs have largely been detached from the real world. These defenses also come at a cost to accuracy.…

机器学习 · 计算机科学 2019-12-05 Varun Chandrasekaran , Brian Tang , Nicolas Papernot , Kassem Fawaz , Somesh Jha , Xi Wu
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