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We introduce a semi-parametric Bayesian model for survival analysis. The model is centred on a parametric baseline hazard, and uses a Gaussian process to model variations away from it nonparametrically, as well as dependence on covariates.…

机器学习 · 统计学 2016-11-04 Tamara Fernández , Nicolás Rivera , Yee Whye Teh

Pedestrian's road crossing behaviour is one of the important aspects of urban dynamics that will be affected by the introduction of autonomous vehicles. In this study we introduce DeepSurvival, a novel framework for estimating pedestrian's…

人机交互 · 计算机科学 2019-08-12 Arash Kalatian , Bilal Farooq

Currently, work injury compensation boards in Canada track injury information using a standard system of codes (under the National Work Injury Statistics Program (NWISP)). These codes capture the medical nature and original cause of the…

应用统计 · 统计学 2026-03-03 Anthony Almudevar

In survival analysis, Cox model is widely used for most clinical trial data. Alternatives include the additive hazard model, the accelerated failure time (AFT) model and a more general transformation model. All these models assume that the…

统计方法学 · 统计学 2016-03-24 Cheng Zheng , Ying Qing Chen

The integration of high-dimensional genomic data and clinical data into time-to-event prediction models has gained significant attention due to the growing availability of these datasets. Traditionally, a Cox regression model is employed,…

统计方法学 · 统计学 2025-04-03 Dayasri Ravi , Andreas Groll

Longitudinal and high-dimensional measurements have become increasingly common in biomedical research. However, methods to predict survival outcomes using covariates that are both longitudinal and high-dimensional are currently missing. In…

Modern biomedical studies frequently collect complex, high-dimensional physiological signals using wearables and sensors along with time-to-event outcomes, making efficient variable selection methods crucial for interpretation and improving…

统计方法学 · 统计学 2026-04-22 Yuanzhen Yue , Stella Self , Yichao Wu , Jiajia Zhang , Rahul Ghosal

With increasing interest in applying machine learning to develop healthcare solutions, there is a desire to create interpretable deep learning models for survival analysis. In this paper, we extend the Neural Additive Model (NAM) by…

机器学习 · 计算机科学 2022-11-18 Matthew Peroni , Marharyta Kurban , Sun Young Yang , Young Sun Kim , Hae Yeon Kang , Ji Hyun Song

We propose a novel method for predicting time-to-event in the presence of cure fractions based on flexible survivals models integrated into a deep neural network framework. Our approach allows for non-linear relationships and…

机器学习 · 统计学 2024-11-11 Victor Medina-Olivares , Stefan Lessmann , Nadja Klein

The Cox regression model and its associated hazard ratio (HR) are frequently used for summarizing the effect of treatments on time to event outcomes. However, the HR's interpretation strongly depends on the assumed underlying survival…

统计方法学 · 统计学 2021-08-10 Pablo Martinez-Camblor , Todd A. MacKenzie , A. James O'Malley

We propose an extension of the regular Cox's proportional hazards model which allows the estimation of the probabilities of rare events. It is known that when the data are heavily censored at the upper end of the survival distribution, the…

统计方法学 · 统计学 2019-01-23 Ion Grama , Kevin Jaunatre

Cox models with time-dependent coefficients and covariates are widely used in survival analysis. In high-dimensional settings, sparse regularization techniques are employed for variable selection, but existing methods for time-dependent Cox…

Flexible continuous-time survival modeling is critical for capturing complex time-varying hazard dynamics in high-dimensional data; however, training such models remains challenging due to the intractable integral required for likelihood…

机器学习 · 统计学 2026-05-18 Chaeyeon Lee , Sehwan Kim , Hyungrok Do

Machine learning models that aim to predict dementia onset usually follow the classification methodology ignoring the time until an event happens. This study presents an alternative, using survival analysis within the context of machine…

机器学习 · 计算机科学 2023-06-21 Daniel Stamate , Henry Musto , Olesya Ajnakina , Daniel Stahl

In recent years, the growing availability of biomedical datasets featuring numerous longitudinal covariates has motivated the development of several multi-step methods for the dynamic prediction of survival outcomes. These methods employ…

统计方法学 · 统计学 2026-01-14 Mirko Signorelli , Sophie Retif

In the analysis of survival outcome supplemented with both clinical information and high-dimensional gene expression data, use of the traditional Cox proportional hazards model (1972) fails to meet some emerging needs in biomedical…

统计计算 · 统计学 2018-02-26 Jean Claude Utazirubanda , Tomas Leon , Papa Ngom

Conformal prediction is widely adopted in uncertainty quantification, due to its post-hoc, distribution-free, and model-agnostic properties. In the realm of modern deep learning, researchers have proposed Feature Conformal Prediction (FCP),…

机器学习 · 计算机科学 2024-12-03 Zihao Tang , Boyuan Wang , Chuan Wen , Jiaye Teng

This paper investigates the (in)-consistency of various bootstrap methods for making inference on a change-point in time in the Cox model with right censored survival data. A criterion is established for the consistency of any bootstrap…

统计方法学 · 统计学 2013-08-01 Gongjun Xu , Bodhisattva Sen , Zhiliang Ying

Latent position models are widely used for the analysis of networks in a variety of research fields. In fact, these models possess a number of desirable theoretical properties, and are particularly easy to interpret. However, statistical…

统计计算 · 统计学 2023-03-08 Riccardo Rastelli , Florian Maire , Nial Friel

Wide heterogeneity exists in cancer patients' survival, ranging from a few months to several decades. To accurately predict clinical outcomes, it is vital to build an accurate predictive model that relates patients' molecular profiles with…

机器学习 · 统计学 2023-10-12 Yaohua Rong , Sihai Dave Zhao , Xia Zheng , Yi Li