English
Related papers

Related papers: Exploring a Graph-based Approach to Offline Reinfo…

200 papers

This paper introduces a novel approach that integrates graph theory into self-supervised representation learning. Traditional methods focus on intra-instance variations generated by applying augmentations. However, they often overlook…

Computer Vision and Pattern Recognition · Computer Science 2025-10-28 Ali Javidani , Babak Nadjar Araabi , Mohammad Amin Sadeghi

Recently a variety of methods have been developed to encode graphs into low-dimensional vectors that can be easily exploited by machine learning algorithms. The majority of these methods start by embedding the graph nodes into a…

Machine Learning · Computer Science 2018-09-13 Yu Jin , Joseph F. JaJa

Addressing the challenge of limited labeled data in clinical settings, particularly in the prediction of fatty liver disease, this study explores the potential of graph representation learning within a semi-supervised learning framework.…

Machine Learning · Computer Science 2024-03-06 So Yeon Kim , Sehee Wang , Eun Kyung Choe

Objective: Modern medicine needs to shift from a wait and react, curative discipline to a preventative, interdisciplinary science aiming at providing personalised, systemic and precise treatment plans to patients. The aim of this work is to…

Machine Learning · Statistics 2020-09-18 Pietro Barbiero , Ramon Viñas Torné , Pietro Lió

State-of-the-art reinforcement learning algorithms predominantly learn a policy from either a numerical state vector or images. Both approaches generally do not take structural knowledge of the task into account, which is especially…

Machine Learning · Computer Science 2022-03-14 Marco Oliva , Soubarna Banik , Josip Josifovski , Alois Knoll

Sequential decision problems are widely studied across many areas of science. A key challenge when learning policies from historical data - a practice commonly referred to as off-policy learning - is how to ``identify'' the impact of a…

Methodology · Statistics 2025-01-03 Joakim Blach Andersen , Qingyuan Zhao

The widespread application of machine learning techniques to biomedical data has produced many new insights into disease progression and improving clinical care. Inspired by the flexibility and interpretability of graphs (networks), as well…

Machine Learning · Computer Science 2023-12-27 Steven J. Krieg , Nitesh V. Chawla , Keith Feldman

We present a deep reinforcement learning approach to minimizing the execution cost of neural network computation graphs in an optimizing compiler. Unlike earlier learning-based works that require training the optimizer on the same graph to…

Machine Learning · Computer Science 2020-02-11 Aditya Paliwal , Felix Gimeno , Vinod Nair , Yujia Li , Miles Lubin , Pushmeet Kohli , Oriol Vinyals

Clinicians prescribe antibiotics by looking at the patient's health record with an experienced eye. However, the therapy might be rendered futile if the patient has drug resistance. Determining drug resistance requires time-consuming…

Artificial Intelligence · Computer Science 2023-03-09 Honglin Shu , Pei Gao , Lingwei Zhu , Zheng Chen

The success of graph embeddings or node representation learning in a variety of downstream tasks, such as node classification, link prediction, and recommendation systems, has led to their popularity in recent years. Representation learning…

Machine Learning · Computer Science 2018-09-07 Saba A. Al-Sayouri , Danai Koutra , Evangelos E. Papalexakis , Sarah S. Lam

Multimodal clinical records contain structured measurements and clinical notes recorded over time, offering rich temporal information about the evolution of patient health. Yet these observations are sparse, and whether they are recorded…

Machine Learning · Computer Science 2026-04-24 Zihan Liang , Ziwen Pan , Ruoxuan Xiong

Accurate and explainable health event predictions are becoming crucial for healthcare providers to develop care plans for patients. The availability of electronic health records (EHR) has enabled machine learning advances in providing these…

Machine Learning · Computer Science 2021-05-18 Chang Lu , Chandan K. Reddy , Prithwish Chakraborty , Samantha Kleinberg , Yue Ning

In this paper, we propose a novel graph-based approach for semi-supervised learning problems, which considers an adaptive adjacency of the examples throughout the unsupervised portion of the training. Adjacency of the examples is inferred…

Machine Learning · Computer Science 2020-08-06 Ozsel Kilinc , Ismail Uysal

We present ICU-Sepsis, an environment that can be used in benchmarks for evaluating reinforcement learning (RL) algorithms. Sepsis management is a complex task that has been an important topic in applied RL research in recent years.…

Machine Learning · Computer Science 2025-03-12 Kartik Choudhary , Dhawal Gupta , Philip S. Thomas

This work introduces an end-to-end graph-based agent for accelerating the computational efficiency of Benders Decomposition. The agent's policy is parameterized by a graph neural network which takes as input a bipartite graph representation…

Optimization and Control · Mathematics 2025-11-18 Bernard T. Agyeman , Zhe Li , Ilias Mitrai , Prodromos Daoutidis

How can we effectively encode evolving information over dynamic graphs into low-dimensional representations? In this paper, we propose DyRep, an inductive deep representation learning framework that learns a set of functions to efficiently…

Machine Learning · Computer Science 2018-03-20 Rakshit Trivedi , Mehrdad Farajtabar , Prasenjeet Biswal , Hongyuan Zha

Graph representation learning has become a crucial task in machine learning and data mining due to its potential for modeling complex structures such as social networks, chemical compounds, and biological systems. Spiking neural networks…

Artificial Intelligence · Computer Science 2024-03-27 Huifeng Yin , Mingkun Xu , Jing Pei , Lei Deng

Volt-var control (VVC) is the problem of operating power distribution systems within healthy regimes by controlling actuators in power systems. Existing works have mostly adopted the conventional routine of representing the power systems (a…

Machine Learning · Computer Science 2022-06-22 Xian Yeow Lee , Soumik Sarkar , Yubo Wang

These two synthetic datasets comprise vital signs, laboratory test results, administered fluid boluses and vasopressors for 3,910 patients with acute hypotension and for 2,164 patients with sepsis in the Intensive Care Unit (ICU). The…

Machine Learning · Computer Science 2021-12-09 Nicholas I-Hsien Kuo , Mark Polizzotto , Simon Finfer , Louisa Jorm , Sebastiano Barbieri

Intensive Care Units (ICU) require comprehensive patient data integration for enhanced clinical outcome predictions, crucial for assessing patient conditions. Recent deep learning advances have utilized patient time series data, and fusion…

Machine Learning · Computer Science 2023-11-14 Samyak Jain , Manuel Burger , Gunnar Rätsch , Rita Kuznetsova