中文
相关论文

相关论文: Alternately-optimized SNN method for acoustic scat…

200 篇论文

Algorithm unfolding or unrolling is the technique of constructing a deep neural network (DNN) from an iterative algorithm. Unrolled DNNs often provide better interpretability and superior empirical performance over standard DNNs in signal…

机器学习 · 统计学 2024-02-21 Carter Lyons , Raghu G. Raj , Margaret Cheney

An efficient method is proposed for numerical solutions of nonlinear Schr\"{o}dinger equations in an unbounded domain. Through approximating the kinetic energy term by a one-way equation and uniting it with the potential energy equation,…

数值分析 · 数学 2009-11-13 Jiwei Zhang , Zhenli Xu , Xiaonan Wu

This paper introduces a novel boundary integral approach of shape uncertainty quantification for the Helmholtz scattering problem in the framework of the so-called parametric method. The key idea is to construct an integration grid whose…

计算工程、金融与科学 · 计算机科学 2018-11-29 Yuval Harness

A least-squares neural network (LSNN) method was introduced for solving scalar linear and nonlinear hyperbolic conservation laws (HCLs) in [7, 6]. This method is based on an equivalent least-squares (LS) formulation and uses ReLU neural…

数值分析 · 数学 2023-05-09 Zhiqiang Cai , Jingshuang Chen , Min Liu

In this paper, we present a deep neural network (DNN)-based acoustic scene classification framework. Two hierarchical learning methods are proposed to improve the DNN baseline performance by incorporating the hierarchical taxonomy…

声音 · 计算机科学 2016-08-16 Yong Xu , Qiang Huang , Wenwu Wang , Mark D. Plumbley

Deep Neural Network (DNN) based super-resolution algorithms have greatly improved the quality of the generated images. However, these algorithms often yield significant artifacts when dealing with real-world super-resolution problems due to…

计算机视觉与模式识别 · 计算机科学 2021-11-29 Kangfu Mei , Shenglong Ye , Rui Huang

In this paper, a three-dimensional Dirichlet-to-Neumann (DtN) finite element method (FEM) is developed to analyze the scattering of Lamb and SH guided waves due to a symmetric cavity defect in an isotropic infinite plate. During the finite…

数值分析 · 数学 2025-01-09 Chen Yang , Junichi Nakaoka , Sohichi Hirose

Convolutional Neural Networks are widely used in various machine learning domains. In image processing, the features can be obtained by applying 2D convolution to all spatial dimensions of the input. However, in the audio case, frequency…

声音 · 计算机科学 2021-03-26 Simyung Chang , Hyoungwoo Park , Janghoon Cho , Hyunsin Park , Sungrack Yun , Kyuwoong Hwang

Unsupervised domain adaptation is one of the challenging problems in computer vision. This paper presents a novel approach to unsupervised domain adaptations based on the optimal transport-based distance. Our approach allows aligning target…

计算机视觉与模式识别 · 计算机科学 2022-05-24 Thanh-Dat Truong , Naga Venkata Sai Raviteja Chappa , Xuan Bac Nguyen , Ngan Le , Ashley Dowling , Khoa Luu

Deep neural networks, (DNNs, a.k.a. NNs), have been widely used in various tasks and have been proven to be successful. However, the accompanied expensive computing and storage costs make the deployments in resource-constrained devices a…

机器学习 · 计算机科学 2023-08-01 Ye Tao , Wanwei Liu , Fu Song , Zhen Liang , Ji Wang , Hongxu Zhu

Approximating the solutions of boundary value problems governed by partial differential equations with neural networks is challenging, largely due to the difficult training process. This difficulty can be partly explained by the spectral…

数值分析 · 数学 2025-11-03 Alexander Heinlein , Taniya Kapoor

This paper presents a novel approach called the boundary integrated neural networks (BINNs) for analyzing acoustic radiation and scattering. The method introduces fundamental solutions of the time-harmonic wave equation to encode the…

数值分析 · 数学 2023-07-21 Wenzhen Qu , Yan Gu , Shengdong Zhao , Fajie wang

This paper aims to devise an adaptive neural network basis method for numerically solving a second-order semilinear partial differential equation (PDE) with low-regular solutions in two/three dimensions. The method is obtained by combining…

数值分析 · 数学 2024-11-05 Jianguo Huang , Haohao Wu , Tao Zhou

As an alternative to PINNs, a Deep Ritz framework is proposed to solve fully nonlinear PDEs. A least-squares algorithm is advocated to decouple the nonlinearities from the variational features of several fully nonlinear PDEs. A splitting…

数值分析 · 数学 2026-05-01 Alexandre Caboussat , Martin T. Leclercq , Anna Peruso

This article investigates the use of deep neural networks (DNNs) for hearing-loss compensation. Hearing loss is a prevalent issue affecting millions of people worldwide, and conventional hearing aids have limitations in providing…

音频与语音处理 · 电气工程与系统科学 2024-12-16 Peter Leer , Jesper Jensen , Laurel H. Carney , Zheng-Hua Tan , Jan Østergaard , Lars Bramsløw

Spiking Neural Networks (SNNs) offer an energy-efficient paradigm for machine intelligence, but their continued scaling poses challenges for resource-limited deployment. Despite recent advances in binary SNNs, the storage and computational…

计算机视觉与模式识别 · 计算机科学 2025-10-27 Wenjie Wei , Malu Zhang , Jieyuan Zhang , Ammar Belatreche , Shuai Wang , Yimeng Shan , Hanwen Liu , Honglin Cao , Guoqing Wang , Yang Yang , Haizhou Li

Machine learning models deployed in the wild can be challenged by out-of-distribution (OOD) data from unknown classes. Recent advances in OOD detection rely on distance measures to distinguish samples that are relatively far away from the…

机器学习 · 计算机科学 2023-12-25 Soumya Suvra Ghosal , Yiyou Sun , Yixuan Li

Many DNN-enabled vision applications constantly operate under severe energy constraints such as unmanned aerial vehicles, Augmented Reality headsets, and smartphones. Designing DNNs that can meet a stringent energy budget is becoming…

机器学习 · 计算机科学 2019-04-09 Haichuan Yang , Yuhao Zhu , Ji Liu

We propose and mathematically analyze a new Shifted Boundary Method for the treatment of Dirichlet and Neumann boundary conditions, with provable optimal accuracy in the $L^2$- and $H^1$-norms of the error. The proposed method is built on…

数值分析 · 数学 2025-08-14 J. Haydel Collins , Kangan Li , Alexei Lozinski , Guglielmo Scovazzi

Spiking neural network (SNN) is a brain-inspired model which has more spatio-temporal information processing capacity and computational energy efficiency. However, with the increasing depth of SNNs, the memory problem caused by the weights…

神经与进化计算 · 计算机科学 2022-08-02 Changqing Xu , Yijian Pei , Zili Wu , Yi Liu , Yintang Yang