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This paper addresses semantic image segmentation by incorporating rich information into Markov Random Field (MRF), including high-order relations and mixture of label contexts. Unlike previous works that optimized MRFs using iterative…

计算机视觉与模式识别 · 计算机科学 2015-09-25 Ziwei Liu , Xiaoxiao Li , Ping Luo , Chen Change Loy , Xiaoou Tang

Deep convolutional neural network (DCNN) based supervised learning is a widely practiced approach for large-scale image classification. However, retraining these large networks to accommodate new, previously unseen data demands high…

计算机视觉与模式识别 · 计算机科学 2020-03-26 Syed Shakib Sarwar , Aayush Ankit , Kaushik Roy

We propose a new method to solve eigenvalue problems for linear and semilinear second order differential operators in high dimensions based on deep neural networks. The eigenvalue problem is reformulated as a fixed point problem of the…

机器学习 · 计算机科学 2020-10-28 Jiequn Han , Jianfeng Lu , Mo Zhou

Support vector machine (SVM) based multivariate pattern analysis (MVPA) has delivered promising performance in decoding specific task states based on functional magnetic resonance imaging (fMRI) of the human brain. Conventionally, the…

We introduce a deep neural network to model in a symmetry preserving way the environmental dependence of the centers of the electronic charge. The model learns from ab-initio density functional theory, wherein the electronic centers are…

计算物理 · 物理学 2020-07-29 Linfeng Zhang , Mohan Chen , Xifan Wu , Han Wang , Weinan E , Roberto Car

Federated learning (FL) is an emerging paradigm for decentralized training of machine learning models on distributed clients, without revealing the data to the central server. The learning scheme may be horizontal, vertical or hybrid (both…

机器学习 · 计算机科学 2024-01-11 Fanfei Meng , Lele Zhang , Yu Chen , Yuxin Wang

In order to support diverse scenarios and deployments, the numerology of orthogonal frequency division multiplexing (OFDM) is defined for the parametrization of subcarrier spacing and cyclic prefix (CP). The time-frequency dispersion of…

信号处理 · 电气工程与系统科学 2020-11-10 Xiaoran Liu , Jiao Zhang , Jibo Wei

Monte Carlo methods are widely used importance sampling techniques for studying complex physical systems. Integrating these methods with deep learning has significantly improved efficiency and accuracy in high-dimensional problems and…

无序系统与神经网络 · 物理学 2024-12-24 Yixiong Ren , Jianhui Zhou

In this research paper, we investigate into a paper named "A Deep Reinforcement Learning Framework for the Financial Portfolio Management Problem" [arXiv:1706.10059]. It is a portfolio management problem which is solved by deep learning…

投资组合管理 · 定量金融 2024-09-16 Jinyang Li

Coupled multiphysics simulations for high-dimensional, large-scale problems can be prohibitively expensive due to their computational demands. This article presents a novel framework integrating a deep operator network (DeepONet) with the…

计算工程、金融与科学 · 计算机科学 2025-09-03 Fouad M. Amin , Diab W. Abueidda , Panos Pantidis , Mostafa E. Mobasher

Multiscale modeling is an effective approach for investigating multiphysics systems with largely disparate size features, where models with different resolutions or heterogeneous descriptions are coupled together for predicting the system's…

计算工程、金融与科学 · 计算机科学 2022-12-07 Minglang Yin , Enrui Zhang , Yue Yu , George Em Karniadakis

Optimal transmission switching (OTS) improves optimal power flow (OPF) by selectively opening transmission lines, but its mixed-integer formulation increases computational complexity, especially on large grids. To address this, we propose a…

系统与控制 · 电气工程与系统科学 2026-03-05 Minsoo Kim , Matthew Brun , Andy Sun , Jip Kim

In this paper we introduce the DMR -- a prototype-based method and network architecture for deep learning which is using a decision tree (DT)-based inference and synthetic data to balance the classes. It builds upon the recently introduced…

计算机视觉与模式识别 · 计算机科学 2020-02-11 Plamen Angelov , Eduardo Soares

Accurate ab initio calculations are of fundamental importance in physics, chemistry, biology, and materials science, which have witnessed rapid development in the last couple of years with the help of machine learning computational…

化学物理 · 物理学 2022-10-27 Yubing Qian , Weizhong Fu , Weiluo Ren , Ji Chen

Finding accurate solutions to the Schr\"odinger equation is the key unsolved challenge of computational chemistry. Given its importance for the development of new chemical compounds, decades of research have been dedicated to this problem,…

机器学习 · 计算机科学 2022-10-12 Leon Gerard , Michael Scherbela , Philipp Marquetand , Philipp Grohs

As a method of universal approximation deep neural networks (DNNs) are capable of finding approximate solutions to problems posed with little more constraints than a suitably-posed mathematical system and an objective function.…

数值分析 · 数学 2022-03-02 D. W. Crews

Deep Neural Networks (DNNs) have demonstrated exceptional recognition capabilities in traditional computer vision (CV) tasks. However, existing CV models often suffer a significant decrease in accuracy when confronted with…

计算机视觉与模式识别 · 计算机科学 2024-08-28 Shuangchen Zhao , Changde Du , Hui Li , Huiguang He

Semantic segmentation tasks can be well modeled by Markov Random Field (MRF). This paper addresses semantic segmentation by incorporating high-order relations and mixture of label contexts into MRF. Unlike previous works that optimized MRFs…

计算机视觉与模式识别 · 计算机科学 2017-08-09 Ziwei Liu , Xiaoxiao Li , Ping Luo , Chen Change Loy , Xiaoou Tang

Ensembles of Deep Neural Networks (DNNs) have achieved qualitative predictions but they are computing and memory intensive. Therefore, the demand is growing to make them answer a heavy workload of requests with available computational…

分布式、并行与集群计算 · 计算机科学 2022-08-31 Pierrick Pochelu , Serge G. Petiton , Bruno Conche

In this paper, we construct approximated solutions of Differential Equations (DEs) using the Deep Neural Network (DNN). Furthermore, we present an architecture that includes the process of finding model parameters through experimental data,…

数值分析 · 数学 2019-07-31 Hyeontae Jo , Hwijae Son , Hyung Ju Hwang , Eunheui Kim