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Related papers: Towards Structure-Aware Surrogate Modeling: Explic…

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Knee Osteoarthritis (KOA) is a common musculoskeletal condition that significantly affects mobility and quality of life, particularly in elderly populations. However, training deep learning models for early KOA classification is often…

Image and Video Processing · Electrical Eng. & Systems 2025-01-17 Zhe Wang , Aladine Chetouani , Mohamed Jarraya , Yung Hsin Chen , Yuhua Ru , Fang Chen , Fabian Bauer , Liping Zhang , Didier Hans , Rachid Jennane

Recent advancements in Markov chain Monte Carlo (MCMC) sampling and surrogate modelling have significantly enhanced the feasibility of Bayesian analysis across engineering fields. However, the selection and integration of surrogate models…

Computational Physics · Physics 2024-11-22 Leon Riccius , Iuri B. C. M. Rocha , Joris Bierkens , Hanne Kekkonen , Frans P. van der Meer

Knowledge Tracing (KT) aims to model a student's learning trajectory and predict performance on the next question. A key challenge is how to better represent the relationships among students, questions, and knowledge concepts (KCs).…

Artificial Intelligence · Computer Science 2026-01-26 Chi Yu , Hongyu Yuan , Zhiyi Duan

Knee osteoarthritis frequently exhibits discordance between structural damage observed in imaging and patient-reported symptoms such as pain. This mismatch complicates clinical interpretation and patient stratification and remains…

Machine Learning · Computer Science 2026-04-21 Pegah Ahadian , Mingrui Yang , Sixu Chen , Xiaojuan Li , Qiang Guan

High-resolution remote sensing (HRRS) image segmentation is challenging due to complex spatial layouts and diverse object appearances. While CNNs excel at capturing local features, they struggle with long-range dependencies, whereas…

Computer Vision and Pattern Recognition · Computer Science 2025-05-26 Yichun Yu , Yuqing Lan , Zhihuan Xing , Xiaoyi Yang , Tingyue Tang , Dan Yu

Knee osteoarthritis (OA) is very common progressive and degenerative musculoskeletal disease worldwide creates a heavy burden on patients with reduced quality of life and also on society due to financial impact. Therefore, any attempt to…

Image and Video Processing · Electrical Eng. & Systems 2020-05-26 Neslihan Bayramoglu , Miika T. Nieminen , Simo Saarakkala

Knee osteoarthritis (OA) is the most common joint disorder and a leading cause of disability. Diagnosing OA severity typically requires expert assessment of X-ray images and is commonly based on the Kellgren-Lawrence grading system, a…

Image and Video Processing · Electrical Eng. & Systems 2024-12-11 Nicharee Srikijkasemwat , Soumya Snigdha Kundu , Fuping Wu , Bartlomiej W. Papiez

Deep learning surrogate modeling shows great promise for subsurface flow applications, but the training demands can be substantial. Here we introduce a new surrogate modeling framework to predict CO2 saturation, pressure and surface…

Machine Learning · Computer Science 2024-08-21 Yifu Han , Francois P. Hamon , Louis J. Durlofsky

Systematic exploration of Agent-Based Models (ABMs) is challenged by the curse of dimensionality and their inherent stochasticity. We present a multi-stage pipeline integrating the systematic design of experiments with machine learning…

Machine Learning · Computer Science 2026-04-07 Paul Saves , Matthieu Mastio , Nicolas Verstaevel , Benoit Gaudou

Multiscale homogenization of woven composites requires detailed micromechanical evaluations, leading to high computational costs. Data-driven surrogate models based on neural networks address this challenge but often suffer from big data…

Computational Physics · Physics 2026-04-23 Ehsan Ghane , Marina A. Maia , Iuri B. C. M. Rocha , Martin Fagerström , Mohsen Mirakhalaf

Many complex systems involve interactions between more than two agents. Hypergraphs capture these higher-order interactions through hyperedges that may link more than two nodes. We consider the problem of embedding a hypergraph into…

Social and Information Networks · Computer Science 2023-01-06 Xue Gong , Desmond J. Higham , Konstantinos Zygalakis

Simulations of crystal growth are performed by using Convolutional Recurrent Neural Network surrogate models, trained on a dataset of time sequences computed by numerical integration of Allen-Cahn dynamics including faceting via kinetic…

Materials Science · Physics 2026-04-24 Matteo Rigoni , Daniele Lanzoni , Francesco Montalenti , Roberto Bergamaschini

While complex simulations of physical systems have been widely used in engineering and scientific computing, lowering their often prohibitive computational requirements has only recently been tackled by deep learning approaches. In this…

Numerical Analysis · Mathematics 2023-10-26 Chuanbo Hua , Federico Berto , Michael Poli , Stefano Massaroli , Jinkyoo Park

Machine learning surrogate models have emerged as a promising approach for accelerating multiscale materials simulations while preserving predictive fidelity. Among them, the Orientation-aware Interaction-based Deep Material Network (ODMN)…

Computational Engineering, Finance, and Science · Computer Science 2026-04-09 Ting-Ju Wei , Tung-Huan Su , Chuin-Shan Chen

Explainable AI is a crucial component for edge services, as it ensures reliable decision making based on complex AI models. Surrogate models are a prominent approach of XAI where human-interpretable models, such as a linear regression…

Machine Learning · Computer Science 2025-03-12 Foivos Charalampakos , Thomas Tsouparopoulos , Iordanis Koutsopoulos

Agent-based simulators provide granular representations of complex intelligent systems by directly modelling the interactions of the system's constituent agents. Their high-fidelity nature enables hyper-local policy evaluation and testing…

Knee osteoarthritis (KOA) is among the musculoskeletal disorders that considerably restrict joint mobility, cause severe chronic pain and impact negatively on quality life. It is one of the persistent health issues worldwide. Generally,…

Artificial Intelligence · Computer Science 2026-05-08 Dayam Nadeem , Neha , Safdar Mustafa , Adnan Alvi , Mohd Hussain

Improving road safety is hugely important with the number of deaths on the world's roads remaining unacceptably high; an estimated 1.35 million people die each year (WHO, 2020). Current practice for treating collision hotspots is almost…

Applications · Statistics 2023-02-02 Nicola Hewett , Andrew Golightly , Lee Fawcett , Neil Thorpe

Computer-aided diagnosis of skin diseases is an important tool. However, the interpretability of computer-aided diagnosis is currently poor. Dermatologists and patients cannot intuitively understand the learning and prediction process of…

Computer Vision and Pattern Recognition · Computer Science 2023-11-28 Renkai Wu , Yinghao Liu , Pengchen Liang , Qing Chang

We address a classical problem in statistics: adding two-way interaction terms to a regression model. As the covariate dimension increases quadratically, we develop an estimator that adapts well to this increase, while providing accurate…

Methodology · Statistics 2023-09-26 Mark A. van de Wiel , Matteo Amestoy , Jeroen Hoogland