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Deep convolutional neural networks have led to breakthrough results in numerous practical machine learning tasks such as classification of images in the ImageNet data set, control-policy-learning to play Atari games or the board game Go,…

信息论 · 计算机科学 2017-10-25 Thomas Wiatowski , Helmut Bölcskei

Deep Neural Networks (DNNs) have recently shown state of the art performance on semantic segmentation tasks, however, they still suffer from problems of poor boundary localization and spatial fragmented predictions. The difficulties lie in…

计算机视觉与模式识别 · 计算机科学 2018-10-29 Peng Jiang , Fanglin Gu , Yunhai Wang , Changhe Tu , Baoquan Chen

Convolutional neural networks have been widely deployed in various application scenarios. In order to extend the applications' boundaries to some accuracy-crucial domains, researchers have been investigating approaches to boost accuracy…

机器学习 · 计算机科学 2019-05-21 Linfeng Zhang , Jiebo Song , Anni Gao , Jingwei Chen , Chenglong Bao , Kaisheng Ma

Neural operators have been applied in various scientific fields, such as solving parametric partial differential equations, dynamical systems with control, and inverse problems. However, challenges arise when dealing with input functions…

数值分析 · 数学 2023-10-31 Zecheng Zhang , Christian Moya , Lu Lu , Guang Lin , Hayden Schaeffer

As neural networks grow deeper and wider, learning networks with hard-threshold activations is becoming increasingly important, both for network quantization, which can drastically reduce time and energy requirements, and for creating large…

机器学习 · 计算机科学 2018-04-18 Abram L. Friesen , Pedro Domingos

Modulation classification, recognized as the intermediate step between signal detection and demodulation, is widely deployed in several modern wireless communication systems. Although many approaches have been studied in the last decades…

信号处理 · 电气工程与系统科学 2020-09-07 Van-Sang Doan , Thien Huynh-The , Cam-Hao Hua , Quoc-Viet Pham , Dong-Seong Kim

We introduce techniques for exploring the functionality of a neural network and extracting simple, human-readable approximations to its performance. By performing gradient ascent on the input space of the network, we are able to produce…

高能物理 - 唯象学 · 物理学 2018-04-26 Thomas Roxlo , Matthew Reece

Domain generalization (DG) strives to address distribution shifts across diverse environments to enhance model's generalizability. Current DG approaches are confined to acquiring robust representations with continuous features, specifically…

计算机视觉与模式识别 · 计算机科学 2025-04-10 Shaocong Long , Qianyu Zhou , Xikun Jiang , Chenhao Ying , Lizhuang Ma , Yuan Luo

Deformable image registration is a fundamental task in medical image analysis, aiming to establish a dense and non-linear correspondence between a pair of images. Previous deep-learning studies usually employ supervised neural networks to…

计算机视觉与模式识别 · 计算机科学 2018-09-11 Jun Zhang

Modern deep neural networks are powerful and widely applicable models that extract task-relevant information through multi-level abstraction. Their cross-domain success, however, is often achieved at the expense of computational cost, high…

计算机视觉与模式识别 · 计算机科学 2020-07-31 Wenhan Xia , Hongxu Yin , Xiaoliang Dai , Niraj K. Jha

We propose an end-to-end deep learning learning model for graph classification and representation learning that is invariant to permutation of the nodes of the input graphs. We address the challenge of learning a fixed size graph…

机器学习 · 计算机科学 2019-05-09 Peter Meltzer , Marcelo Daniel Gutierrez Mallea , Peter J. Bentley

We present a novel optimization strategy for training neural networks which we call "BitNet". The parameters of neural networks are usually unconstrained and have a dynamic range dispersed over all real values. Our key idea is to limit the…

机器学习 · 计算机科学 2018-11-20 Aswin Raghavan , Mohamed Amer , Sek Chai , Graham Taylor

Deep graph clustering, which aims to group the nodes of a graph into disjoint clusters with deep neural networks, has achieved promising progress in recent years. However, the existing methods fail to scale to the large graph with million…

机器学习 · 计算机科学 2023-07-17 Yue Liu , Ke Liang , Jun Xia , Sihang Zhou , Xihong Yang , Xinwang Liu , Stan Z. Li

In this paper, we address the challenge of Perspective-Invariant Learning in machine learning and computer vision, which involves enabling a network to understand images from varying perspectives to achieve consistent semantic…

计算机视觉与模式识别 · 计算机科学 2024-06-18 Deyi Ji , Feng Zhao , Lanyun Zhu , Wenwei Jin , Hongtao Lu , Jieping Ye

Based on the tree architecture, the objective of this paper is to design deep neural networks with two or more hidden layers (called deep nets) for realization of radial functions so as to enable rotational invariance for near-optimal…

机器学习 · 计算机科学 2019-04-04 Charles K. Chui , Shao-Bo Lin , Ding-Xuan Zhou

Recently, with the advent of deep convolutional neural networks (DCNN), the improvements in visual saliency prediction research are impressive. One possible direction to approach the next improvement is to fully characterize the multi-scale…

计算机视觉与模式识别 · 计算机科学 2019-05-10 Sheng Yang , Guosheng Lin , Qiuping Jiang , Weisi Lin

Geometric deep learning has gained much attention in recent years due to more available data acquired from non-Euclidean domains. Some examples include point clouds for 3D models and wireless sensor networks in communications. Graphs are…

信号处理 · 电气工程与系统科学 2022-10-04 Zhiyang Wang , Luana Ruiz , Alejandro Ribeiro

Learning maps between data samples is fundamental. Applications range from representation learning, image translation and generative modeling, to the estimation of spatial deformations. Such maps relate feature vectors, or map between…

计算机视觉与模式识别 · 计算机科学 2021-06-18 Hastings Greer , Roland Kwitt , Francois-Xavier Vialard , Marc Niethammer

Many tasks require mapping continuous input data (e.g. images) to discrete task outputs (e.g. class labels). Yet, how neural networks learn to perform such discrete computations on continuous data manifolds remains poorly understood. Here,…

机器学习 · 计算机科学 2025-12-02 Julian Brandon , Angus Chadwick , Arthur Pellegrino

Variational methods are widely applied to ill-posed inverse problems for they have the ability to embed prior knowledge about the solution. However, the level of performance of these methods significantly depends on a set of parameters,…