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The fundamental quantity governing the mechanical and thermodynamic properties of a crystalline solid is its electronic charge density. Yet, its direct use for the rapid prediction of materials properties remains challenging due to its high…

材料科学 · 物理学 2026-05-11 Kammampati Sai Kumar , Albert Linda , Shubham Kumar Maurya , Somnath Bhowmick

Predictive machine learning models generally excel on in-distribution data, but their performance degrades on out-of-distribution (OOD) inputs. Reliable deployment therefore requires robust OOD detection, yet this is particularly…

机器学习 · 计算机科学 2026-02-19 David Graber , Victor Armegioiu , Rebecca Buller , Siddhartha Mishra

Materials data, especially those related to high-temperature properties, pose significant challenges for machine learning models due to extreme skewness, wide feature ranges, modality, and complex relationships. While traditional models…

材料科学 · 物理学 2025-09-22 Vahid Attari , Raymundo Arroyave

Post-hoc OOD detectors score logits or features after training, so their success depends on the geometry already encoded in the representation. We revisit this assumption through a band-wise MMD^2 analysis across CE, SimCLR, SupCon, and the…

计算机视觉与模式识别 · 计算机科学 2026-05-21 Chuanjie Cheng , Ningkang Peng , Chenxi Liu , Yifan He , Peirong Ma , Yanhui Gu

Transformer-based pretrained language models (PLMs) have achieved great success in modern NLP. An important advantage of PLMs is good out-of-distribution (OOD) robustness. Recently, diffusion models have attracted a lot of work to apply…

计算与语言 · 计算机科学 2023-07-27 Huazheng Wang , Daixuan Cheng , Haifeng Sun , Jingyu Wang , Qi Qi , Jianxin Liao , Jing Wang , Cong Liu

A direct and local deep learning (DL) model for atomic forces is presented. We demonstrate the model performance in bulk aluminum, sodium, and silicon; and show that its errors are comparable to those found in state-of-the-art machine…

化学物理 · 物理学 2018-09-26 Natalia Kuritz , Goren Gordon , Amir Natan

Physics-based simulation for fluid flow in porous media is a computational technology to predict the temporal-spatial evolution of state variables (e.g. pressure) in porous media, and usually requires high computational expense due to its…

流体动力学 · 物理学 2021-05-11 Bicheng Yan , Dylan Robert Harp , Bailian Chen , Rajesh J. Pawar

Prior research on out-of-distribution detection (OoDD) has primarily focused on single-modality models. Recently, with the advent of large-scale pretrained vision-language models such as CLIP, OoDD methods utilizing such multi-modal…

计算机视觉与模式识别 · 计算机科学 2025-03-25 Jeonghyeon Kim , Sangheum Hwang

Recent monocular human performance capture approaches have shown compelling dense tracking results of the full body from a single RGB camera. However, existing methods either do not estimate clothing at all or model cloth deformation with…

计算机视觉与模式识别 · 计算机科学 2021-10-15 Yue Li , Marc Habermann , Bernhard Thomaszewski , Stelian Coros , Thabo Beeler , Christian Theobalt

Deep neural networks trained end-to-end to map a measurement of a (noisy) image to a clean image perform excellent for a variety of linear inverse problems. Current methods are only trained on a few hundreds or thousands of images as…

图像与视频处理 · 电气工程与系统科学 2023-02-24 Tobit Klug , Reinhard Heckel

Modeling complex spatiotemporal dynamical systems, such as the reaction-diffusion processes, have largely relied on partial differential equations (PDEs). However, due to insufficient prior knowledge on some under-explored dynamical…

机器学习 · 计算机科学 2023-05-23 Chengping Rao , Pu Ren , Qi Wang , Oral Buyukozturk , Hao Sun , Yang Liu

Object Detection (OD) is an important computer vision problem for industry, which can be used for quality control in the production lines, among other applications. Recently, Deep Learning (DL) methods have enabled practitioners to train OD…

计算机视觉与模式识别 · 计算机科学 2021-02-16 Igor Garcia Ballhausen Sampaio , Luigy Machaca , José Viterbo , Joris Guérin

Accurate prediction of material properties facilitates the discovery of novel materials with tailored functionalities. Deep learning models have recently shown superior accuracy and flexibility in capturing structure-property relationships.…

机器学习 · 计算机科学 2025-04-30 Chowdhury Mohammad Abid Rahman , Aldo H. Romero , Prashnna K. Gyawali

Allowing organizations to share their data for training of machine learning (ML) models without unintended information leakage is an open problem in practice. A promising technique for this still-open problem is to train models on the…

In principle, machine learning (ML) can be used to obtain any electronic property of a many-body system from its electron density within density functional theory. However, some physical quantities are highly sensitive to small variations…

材料科学 · 物理学 2026-02-19 L. Arnstein , J. Wetherell , R. Lawrence , P. J. Hasnip , M. J. P. Hodgson

The increased availability of data and computing resources has enabled researchers to successfully adopt machine learning (ML) techniques and make significant contributions in several engineering areas. ML and in particular deep learning…

机器学习 · 计算机科学 2025-02-10 Nunzio A. Letizia

While deep learning demonstrates its strong ability to handle independent and identically distributed (IID) data, it often suffers from out-of-distribution (OoD) generalization, where the test data come from another distribution (w.r.t. the…

机器学习 · 计算机科学 2020-12-18 Haoyue Bai , Rui Sun , Lanqing Hong , Fengwei Zhou , Nanyang Ye , Han-Jia Ye , S. -H. Gary Chan , Zhenguo Li

Deep learning has introduced significant improvements in many software analysis tasks. Although the Large Language Models (LLMs) based neural code models demonstrate commendable performance when trained and tested within the intra-project…

人工智能 · 计算机科学 2024-03-12 Zhiming Li , Yanzhou Li , Tianlin Li , Mengnan Du , Bozhi Wu , Yushi Cao , Junzhe Jiang , Yang Liu

In cognitive decoding, researchers aim to characterize a brain region's representations by identifying the cognitive states (e.g., accepting/rejecting a gamble) that can be identified from the region's activity. Deep learning (DL) methods…

机器学习 · 计算机科学 2021-08-17 Armin W. Thomas , Christopher Ré , Russell A. Poldrack

Neural Ordinary Differential Equations (Neural ODEs) construct the continuous dynamics of hidden units using ordinary differential equations specified by a neural network, demonstrating promising results on many tasks. However, Neural ODEs…

计算机视觉与模式识别 · 计算机科学 2024-01-11 Haoyu Chu , Shikui Wei , Qiming Lu , Yao Zhao