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相关论文: SurvBeNIM: The Beran-Based Neural Importance Model…

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Many ensemble-based models have been proposed to solve machine learning problems in the survival analysis framework, including random survival forests, the gradient boosting machine with weak survival models, ensembles of the Cox models. To…

机器学习 · 计算机科学 2024-12-11 Lev V. Utkin , Semen P. Khomets , Vlada A. Efremenko , Andrei V. Konstantinov

An explanation method called SurvBeX is proposed to interpret predictions of the machine learning survival black-box models. The main idea behind the method is to use the modified Beran estimator as the surrogate explanation model.…

机器学习 · 计算机科学 2023-08-08 Lev V. Utkin , Danila Y. Eremenko , Andrei V. Konstantinov

A new modification of the Neural Additive Model (NAM) called SurvNAM and its modifications are proposed to explain predictions of the black-box machine learning survival model. The method is based on applying the original NAM to solving the…

机器学习 · 计算机科学 2021-04-20 Lev V. Utkin , Egor D. Satyukov , Andrei V. Konstantinov

Concept-based learning enhances prediction accuracy and interpretability by leveraging high-level, human-understandable concepts. However, existing CBL frameworks do not address survival analysis tasks, which involve predicting event times…

机器学习 · 计算机科学 2025-02-11 Stanislav R. Kirpichenko , Lev V. Utkin , Andrei V. Konstantinov , Natalya M. Verbova

Survival analysis is a fundamental tool for modeling time-to-event data in healthcare, engineering, and finance, where censored observations pose significant challenges. While traditional methods like the Beran estimator offer nonparametric…

机器学习 · 计算机科学 2025-06-13 Andrei V. Konstantinov , Vlada A. Efremenko , Lev V. Utkin

Survival analysis predicts the time until an event of interest, such as failure or death, but faces challenges due to censored data, where some events remain unobserved. Ensemble-based models, like random survival forests and gradient…

A new method called SurvLIME for explaining machine learning survival models is proposed. It can be viewed as an extension or modification of the well-known method LIME. The main idea behind the proposed method is to apply the Cox…

机器学习 · 计算机科学 2020-03-19 Maxim S. Kovalev , Lev V. Utkin , Ernest M. Kasimov

In the context of survival analysis, data-driven neural network-based methods have been developed to model complex covariate effects. While these methods may provide better predictive performance than regression-based approaches, not all…

机器学习 · 统计学 2024-04-23 Jesse Islam , Maxime Turgeon , Robert Sladek , Sahir Bhatnagar

The size of a website's active user base directly affects its value. Thus, it is important to monitor and influence a user's likelihood to return to a site. Essential to this is predicting when a user will return. Current state of the art…

机器学习 · 计算机科学 2019-09-06 Georg L. Grob , Ângelo Cardoso , C. H. Bryan Liu , Duncan A. Little , Benjamin Paul Chamberlain

A method for estimating the conditional average treatment effect under condition of censored time-to-event data called BENK (the Beran Estimator with Neural Kernels) is proposed. The main idea behind the method is to apply the Beran…

机器学习 · 计算机科学 2022-11-22 Stanislav R. Kirpichenko , Lev V. Utkin , Andrei V. Konstantinov

Although recent model-free reinforcement learning algorithms have been shown to be capable of mastering complicated decision-making tasks, the sample complexity of these methods has remained a hurdle to utilizing them in many real-world…

机器学习 · 计算机科学 2020-04-21 Saeed Moazami , Peggy Doerschuk

There has been increasing interest in modeling survival data using deep learning methods in medical research. In this paper, we proposed a Bayesian hierarchical deep neural networks model for modeling and prediction of survival data.…

统计方法学 · 统计学 2021-09-20 Dai Feng , Lili Zhao

Survival analysis, which estimates the probability of event occurrence over time from censored data, is fundamental in numerous real-world applications, particularly in high-stakes domains such as healthcare and risk assessment. Despite…

机器学习 · 计算机科学 2025-05-26 Yu Liu , Weiyao Tao , Tong Xia , Simon Knight , Tingting Zhu

Kernel survival analysis models estimate individual survival distributions with the help of a kernel function, which measures the similarity between any two data points. Such a kernel function can be learned using deep kernel survival…

机器学习 · 计算机科学 2025-02-18 George H. Chen

The aim of survival analysis in healthcare is to estimate the probability of occurrence of an event, such as a patient's death in an intensive care unit (ICU). Recent developments in deep neural networks (DNNs) for survival analysis show…

Deep learning has demonstrated success in many applications; however, their use in healthcare has been limited due to the lack of transparency into how they generate predictions. Algorithms such as Recurrent Neural Networks (RNNs) when…

机器学习 · 计算机科学 2021-01-14 Long V. Ho , Melissa D. Aczon , David Ledbetter , Randall Wetzel

Survival analysis is a critical tool for the modelling of time-to-event data, such as life expectancy after a cancer diagnosis or optimal maintenance scheduling for complex machinery. However, current neural network models provide an…

机器学习 · 统计学 2021-12-06 Fabio Luis de Mello , J Mark Wilkinson , Visakan Kadirkamanathan

Accurate predictions of when a component will fail are crucial when planning maintenance, and by modeling the distribution of these failure times, survival models have shown to be particularly useful in this context. The presented…

机器学习 · 计算机科学 2024-03-28 Olov Holmer , Mattias Krysander , Erik Frisk

A new modification of the explanation method SurvLIME called SurvLIME-Inf for explaining machine learning survival models is proposed. The basic idea behind SurvLIME as well as SurvLIME-Inf is to apply the Cox proportional hazards model to…

机器学习 · 计算机科学 2020-05-07 Lev V. Utkin , Maxim S. Kovalev , Ernest M. Kasimov

With the increasing demands for accountability, interpretability is becoming an essential capability for real-world AI applications. However, most methods utilize post-hoc approaches rather than training the interpretable model. In this…

计算机视觉与模式识别 · 计算机科学 2022-02-04 Yoshihide Sawada , Keigo Nakamura
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