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In the development of new cancer treatment, an essential step is to determine the maximum tolerated dose (MTD) via phase I clinical trials. Generally speaking, phase I trial designs can be classified as either model-based or algorithm-based…

应用统计 · 统计学 2022-03-02 Huaqing Jin , Wenbin Du , Guosheng Yin

The learning inefficiency of reinforcement learning (RL) from scratch hinders its practical application towards continuous robotic tracking control, especially for high-dimensional robots. This work proposes a data-informed residual…

系统与控制 · 电气工程与系统科学 2024-06-10 Cong Li , Fangzhou Liu , Yongchao Wang , Martin Buss

Reinforcement Learning (RL) has proven a stunning ability to learn optimal policies from data without any prior knowledge on the process. The main drawback of RL is that it is typically very difficult to guarantee stability and safety. On…

系统与控制 · 电气工程与系统科学 2020-05-12 Mario Zanon , Vyacheslav Kungurtsev , Sébastien Gros

Reinforcement learning (RL) algorithms can be divided into two classes: model-free algorithms, which are sample-inefficient, and model-based algorithms, which suffer from model bias. Dyna-style algorithms combine these two approaches by…

机器学习 · 计算机科学 2024-10-17 Yansong Li , Zeyu Dong , Ertai Luo , Yu Wu , Shuo Wu , Shuo Han

Deep learning-based drug response prediction (DRP) methods can accelerate the drug discovery process and reduce R\&D costs. Although the mainstream methods achieve high accuracy in predicting response regression values, the regression-aware…

生物大分子 · 定量生物学 2023-12-19 Kun Li , Wenbin Hu

Purpose : Because functional MRI (fMRI) data sets are in general small, we sought a data efficient approach to resting state fMRI classification of autism spectrum disorder (ASD) versus neurotypical (NT) controls. We hypothesized that a…

神经元与认知 · 定量生物学 2022-06-23 Joseph Stember , Danielle Stember , Luca Pasquini , Jenabi Merhnaz , Andrei Holodny , Hrithwik Shalu

We introduce a Reinforcement Learning Psychotherapy AI Companion that generates topic recommendations for therapists based on patient responses. The system uses Deep Reinforcement Learning (DRL) to generate multi-objective policies for four…

机器学习 · 计算机科学 2023-03-20 Baihan Lin , Guillermo Cecchi , Djallel Bouneffouf

Multimodal deep learning (MDL) has emerged as a transformative approach in computational pathology. By integrating complementary information from multiple data sources, MDL models have demonstrated superior predictive performance across…

定量方法 · 定量生物学 2025-11-17 Seth Alain Chang , Muhammad Mueez Amjad , Noorul Wahab , Ethar Alzaid , Nasir Rajpoot , Adam Shephard

Non-coplanar Intensity-Modulated Radiation Therapy (IMRT) goes a step further by orienting the gantry carrying the radiation beam and the patient couch in a non-coplanar manner to accurately target the cancer region and better avoid…

医学物理 · 物理学 2023-05-16 Fang Guo , Franklin Okoli , Ulrike Schick , Dimitris Visvikis , Antoine Valeri , Julien Bert

Diffusion models excel at sampling from complex, unnormalized distributions. In this work, we extend Maximum Entropy Reinforcement Learning (ME-RL) to diffusion processes, enabling sampling from the optimal policy trajectory distribution.…

机器学习 · 计算机科学 2026-05-28 Sebastian Sanokowski , Kaustubh Patil

Background: Clinical diagnosis is typically reached by following a series of steps recommended by guidelines authored by colleges of experts. Accordingly, guidelines play a crucial role in rationalizing clinical decisions but suffer from…

机器学习 · 计算机科学 2024-04-10 Lillian Muyama , Antoine Neuraz , Adrien Coulet

Drug-drug interaction event (DDIE) prediction is crucial for preventing adverse reactions and ensuring optimal therapeutic outcomes. However, existing methods often face challenges with imbalanced datasets, complex interaction mechanisms,…

机器学习 · 计算机科学 2026-03-16 Pengfei Liu , Jun Tao , Zhixiang Ren

Warfarin is a widely used anticoagulant, and has a narrow therapeutic range. Dosing of warfarin should be individualized, since slight overdosing or underdosing can have catastrophic or even fatal consequences. Despite much research on…

机器学习 · 计算机科学 2022-12-26 Sadjad Anzabi Zadeh , W. Nick Street , Barrett W. Thomas

The primary object of a phase I clinical trial is to determine the maximum tolerated dose (MTD). Typically, the MTD is identified using a dose-escalation study, where initial subjects are treated at the lowest dose level and subsequent…

统计方法学 · 统计学 2014-05-07 Joseph S. Koopmeiners , Andrew Wey

Efficiently tackling multiple tasks within complex environment, such as those found in robot manipulation, remains an ongoing challenge in robotics and an opportunity for data-driven solutions, such as reinforcement learning (RL).…

机器人学 · 计算机科学 2024-04-03 Carlos Plou , Ana C. Murillo , Ruben Martinez-Cantin

Mediation analysis learns the causal effect transmitted via mediator variables between treatments and outcomes and receives increasing attention in various scientific domains to elucidate causal relations. Most existing works focus on…

机器学习 · 统计学 2023-09-06 Lin Ge , Jitao Wang , Chengchun Shi , Zhenke Wu , Rui Song

Sequential decision making, commonly formalized as Markov Decision Process (MDP) optimization, is a important challenge in artificial intelligence. Two key approaches to this problem are reinforcement learning (RL) and planning. This paper…

机器学习 · 计算机科学 2022-04-01 Thomas M. Moerland , Joost Broekens , Aske Plaat , Catholijn M. Jonker

Inverse reinforcement learning (IRL) methods infer an agent's reward function using demonstrations of expert behavior. A Bayesian IRL approach models a distribution over candidate reward functions, capturing a degree of uncertainty in the…

机器学习 · 计算机科学 2025-07-04 Aishwarya Mandyam , Didong Li , Jiayu Yao , Diana Cai , Andrew Jones , Barbara E. Engelhardt

Reinforcement learning (RL) has emerged as a powerful approach for tackling complex medical decision-making problems such as treatment planning, personalized medicine, and optimizing the scheduling of surgeries and appointments. It has…

计算与语言 · 计算机科学 2023-10-31 Ying Liu , Haozhu Wang , Huixue Zhou , Mingchen Li , Yu Hou , Sicheng Zhou , Fang Wang , Rama Hoetzlein , Rui Zhang

The existing adaptive basal-bolus advisor (ABBA) was further developed to benefit patients under insulin therapy with multiple daily injections (MDI). Three different in silico experiments were conducted with the DMMS.R simulator to…

组织与器官 · 定量生物学 2019-06-21 Qingnan Sun , Marko V. Jankovic , Stavroula G. Mougiakakou