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The vulnerability of deep neural network models to adversarial example attacks is a practical challenge in many artificial intelligence applications. A recent line of work shows that the use of randomization in adversarial training is the…

Machine Learning · Computer Science 2023-06-30 Jiahao Xie , Chao Zhang , Weijie Liu , Wensong Bai , Hui Qian

Machine learning models that can exploit the inherent structure in data have gained prominence. In particular, there is a surge in deep learning solutions for graph-structured data, due to its wide-spread applicability in several fields.…

Machine Learning · Computer Science 2020-02-12 Uday Shankar Shanthamallu , Jayaraman J. Thiagarajan , Andreas Spanias

Time series forecasting uses historical data to predict future trends, leveraging the relationships between past observations and available features. In this paper, we propose RAFT, a retrieval-augmented time series forecasting method to…

Machine Learning · Computer Science 2025-05-08 Sungwon Han , Seungeon Lee , Meeyoung Cha , Sercan O Arik , Jinsung Yoon

Machine learning models used in medical applications often face challenges due to the covariate shift, which occurs when there are discrepancies between the distributions of training and target data. This can lead to decreased predictive…

Machine Learning · Computer Science 2024-12-24 Mingyang Cai , Thomas Klausch , Mark A. van de Wiel

Restoring critical loads after extreme events demands adaptive control to maintain distribution-grid resilience, yet uncertainty in renewable generation, limited dispatchable resources, and nonlinear dynamics make effective restoration…

Machine Learning · Computer Science 2026-01-19 Zain ul Abdeen , Waris Gill , Ming Jin

An accurate model of patient-specific kidney graft survival distributions can help to improve shared-decision making in the treatment and care of patients. In this paper, we propose a deep learning method that directly models the survival…

Machine Learning · Computer Science 2017-05-30 Margaux Luck , Tristan Sylvain , Héloïse Cardinal , Andrea Lodi , Yoshua Bengio

This research paper addresses the significant challenge of accurately estimating poverty levels using deep learning, particularly in developing regions where traditional methods like household surveys are often costly, infrequent, and…

Computer Vision and Pattern Recognition · Computer Science 2024-12-02 Muhammad Umer Ramzan , Wahab Khaddim , Muhammad Ehsan Rana , Usman Ali , Manohar Ali , Fiaz ul Hassan , Fatima Mehmood

Recommender systems often struggle with data sparsity and cold-start scenarios, limiting their ability to provide accurate suggestions for new or infrequent users. This paper presents a Graph Attention Network (GAT) based Collaborative…

Information Retrieval · Computer Science 2025-10-31 Danial Ebrat , Sepideh Ahmadian , Luis Rueda

Adversarial training enhances neural network robustness but suffers from a tendency to overfit and increased generalization errors on clean data. This work introduces CLAT, an innovative approach that mitigates adversarial overfitting by…

Machine Learning · Computer Science 2024-12-25 Bhavna Gopal , Huanrui Yang , Jingyang Zhang , Mark Horton , Yiran Chen

Prognostic models in survival analysis are aimed at understanding the relationship between patients' covariates and the distribution of survival time. Traditionally, semi-parametric models, such as the Cox model, have been assumed. These…

Machine Learning · Statistics 2020-11-06 Denise Rava , Jelena Bradic

This paper presents a novel approach to neural network pruning by integrating a graph-based observation space into an AutoML framework to address the limitations of existing methods. Traditional pruning approaches often depend on…

Machine Learning · Computer Science 2025-09-16 Dieter Balemans , Thomas Huybrechts , Jan Steckel , Siegfried Mercelis

Open-loop imitation learning has advanced modern autonomous driving policy architectures, but closed-loop deployment remains vulnerable to policy-induced distribution shift. Existing post-training paradigms exhibit fundamental trade-offs:…

Machine Learning · Computer Science 2026-05-07 Keyu Chen , Nanfei Ye , Yida Wang , Wenchao Sun , Danqi Zhao , Hao Cheng , Sifa Zheng

We introduce Afferent Learning, a framework that produces Computational Afferent Traces (CATs) as adaptive, internal risk signals for damage-avoidance learning. Inspired by biological systems, the framework uses a two-level architecture:…

Machine Learning · Computer Science 2026-02-05 Wolfgang Maass , Sabine Janzen , Prajvi Saxena , Sach Mukherjee

Graph classification is a crucial task in many real-world multimedia applications, where graphs can represent various multimedia data types such as images, videos, and social networks. Previous efforts have applied graph neural networks…

Machine Learning · Computer Science 2023-09-08 Zhengyang Mao , Wei Ju , Yifang Qin , Xiao Luo , Ming Zhang

Accurate prediction of disease trajectories is critical for early identification and timely treatment of patients at risk. Conventional methods in survival analysis are often constrained by strong parametric assumptions and limited in their…

Machine Learning · Computer Science 2018-11-28 Daniel Jarrett , Jinsung Yoon , Mihaela van der Schaar

We propose a novel high-performance, interpretable, and parameter \& computationally efficient deep learning architecture for tabular data, Gated Adaptive Network for Deep Automated Learning of Features (GANDALF). GANDALF relies on a new…

Machine Learning · Computer Science 2024-01-11 Manu Joseph , Harsh Raj

In response to the threat of adversarial examples, adversarial training provides an attractive option for enhancing the model robustness by training models on online-augmented adversarial examples. However, most of the existing adversarial…

Computer Vision and Pattern Recognition · Computer Science 2021-12-02 Jia-Li Yin , Lehui Xie , Wanqing Zhu , Ximeng Liu , Bo-Hao Chen

We propose CRAFT, a red-teaming alignment framework that leverages model reasoning capabilities and hidden representations to improve robustness against jailbreak attacks. Unlike prior defenses that operate primarily at the output level,…

Artificial Intelligence · Computer Science 2026-05-20 Haozheng Luo , Yimin Wang , Jiahao Yu , Binghui Wang , Yan Chen

Survival analysis aims to model how covariates and time jointly shape the time-to-event distribution under right censoring. Classical methods such as the Cox model and generalised additive models (GAMs) require interactions and time-varying…

Machine Learning · Statistics 2026-05-26 Stelios Boulitsakis Logothetis , Angela Wood , Pietro Liò

Accelerated failure time (AFT) models are used widely in medical research, though to a much lesser extent than proportional hazards models. In an AFT model, the effect of covariates act to accelerate or decelerate the time to event of…

Methodology · Statistics 2020-06-15 Michael J. Crowther , Patrick Royston , Mark Clements
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