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We provide new theoretical insights on why over-parametrization is effective in learning neural networks. For a $k$ hidden node shallow network with quadratic activation and $n$ training data points, we show as long as $ k \ge \sqrt{2n}$,…

机器学习 · 计算机科学 2018-06-18 Simon S. Du , Jason D. Lee

To have a superior generalization, a deep learning neural network often involves a large size of training sample. With increase of hidden layers in order to increase learning ability, neural network has potential degradation in accuracy.…

机器学习 · 计算机科学 2019-01-01 Lianfa Li , Ying Fang , Jun Wu , Jinfeng Wang

Recent results in nonparametric regression show that for deep learning, i.e., for neural network estimates with many hidden layers, we are able to achieve good rates of convergence even in case of high-dimensional predictor variables,…

统计理论 · 数学 2019-12-12 Alina Braun , Michael Kohler , Adam Krzyzak

The keep-growing content of Web images may be the next important data source to scale up deep neural networks, which recently obtained a great success in the ImageNet classification challenge and related tasks. This prospect, however, has…

计算机视觉与模式识别 · 计算机科学 2016-07-19 Phong D. Vo , Alexandru Ginsca , Hervé Le Borgne , Adrian Popescu

Due to the advent of modern embedded systems and mobile devices with constrained resources, there is a great demand for incredibly efficient deep neural networks for machine learning purposes. There is also a growing concern of privacy and…

计算机视觉与模式识别 · 计算机科学 2021-12-02 Priyank Kalgaonkar , Mohamed El-Sharkawy

Recent findings indicate that over-parametrization, while crucial for successfully training deep neural networks, also introduces large amounts of redundancy. Tensor methods have the potential to efficiently parametrize over-complete…

计算机视觉与模式识别 · 计算机科学 2019-04-05 Jean Kossaifi , Adrian Bulat , Georgios Tzimiropoulos , Maja Pantic

Deep convolutional neural networks have proven to be well suited for image classification applications. However, if there is distortion in the image, the classification accuracy can be significantly degraded, even with state-of-the-art…

计算机视觉与模式识别 · 计算机科学 2019-02-15 Minho Ha , Younghoon Byeon , Youngjoo Lee , Sunggu Lee

3D neural networks have become prevalent for many 3D vision tasks including object detection, segmentation, registration, and various perception tasks for 3D inputs. However, due to the sparsity and irregularity of 3D data, custom 3D…

计算机视觉与模式识别 · 计算机科学 2022-04-11 Junha Lee , Christopher Choy , Jaesik Park

When working with three-dimensional data, choice of representation is key. We explore voxel-based models, and present evidence for the viability of voxellated representations in applications including shape modeling and object…

计算机视觉与模式识别 · 计算机科学 2016-08-17 Andrew Brock , Theodore Lim , J. M. Ritchie , Nick Weston

Deep convolutional neural networks (DCNNs) have shown remarkable performance in image classification tasks in recent years. Generally, deep neural network architectures are stacks consisting of a large number of convolutional layers, and…

计算机视觉与模式识别 · 计算机科学 2017-09-07 Dongyoon Han , Jiwhan Kim , Junmo Kim

Residual networks (Resnets) have become a prominent architecture in deep learning. However, a comprehensive understanding of Resnets is still a topic of ongoing research. A recent view argues that Resnets perform iterative refinement of…

计算机视觉与模式识别 · 计算机科学 2018-03-09 Stanisław Jastrzębski , Devansh Arpit , Nicolas Ballas , Vikas Verma , Tong Che , Yoshua Bengio

In visual recognition, the key to the performance improvement of ResNet is the success in establishing the stack of deep sequential convolutional layers using identical mapping by a shortcut connection. It results in multiple paths of data…

计算机视觉与模式识别 · 计算机科学 2018-11-19 Jung HyoungHo , Lee Ryong , Lee Sanghwan , Hwang Wonjun

Graph-structured data such as social networks, functional brain networks, gene regulatory networks, communications networks have brought the interest in generalizing deep learning techniques to graph domains. In this paper, we are…

机器学习 · 计算机科学 2018-04-25 Xavier Bresson , Thomas Laurent

Neural networks have been successfully used for classification tasks in a rapidly growing number of practical applications. Despite their popularity and widespread use, there are still many aspects of training and classification that are…

机器学习 · 计算机科学 2016-05-03 Ewout van den Berg

A convolutional layer in a Convolutional Neural Network (CNN) consists of many filters which apply convolution operation to the input, capture some special patterns and pass the result to the next layer. If the same patterns also occur at…

计算机视觉与模式识别 · 计算机科学 2019-02-04 Okan Köpüklü , Maryam Babaee , Stefan Hörmann , Gerhard Rigoll

Although convolutional networks (ConvNets) have enjoyed great success in computer vision (CV), it suffers from capturing global information crucial to dense prediction tasks such as object detection and segmentation. In this work, we…

计算机视觉与模式识别 · 计算机科学 2021-05-12 Haotian Yan , Zhe Li , Weijian Li , Changhu Wang , Ming Wu , Chuang Zhang

In deep learning it is common to overparameterize neural networks, that is, to use more parameters than training samples. Quite surprisingly training the neural network via (stochastic) gradient descent leads to models that generalize very…

最优化与控制 · 数学 2025-01-30 Hung-Hsu Chou , Johannes Maly , Holger Rauhut

The state-of-the-art performance for several real-world problems is currently reached by convolutional neural networks (CNN). Such learning models exploit recent results in the field of deep learning, typically leading to highly performing,…

机器学习 · 计算机科学 2021-08-31 Giosuè Cataldo Marinò , Alessandro Petrini , Dario Malchiodi , Marco Frasca

We propose tensorial neural networks (TNNs), a generalization of existing neural networks by extending tensor operations on low order operands to those on high order ones. The problem of parameter learning is challenging, as it corresponds…

机器学习 · 统计学 2018-12-11 Jiahao Su , Jingling Li , Bobby Bhattacharjee , Furong Huang

In an attempt to better understand structural benefits and generalization power of deep neural networks, we firstly present a novel graph theoretical formulation of neural network models, including fully connected, residual network (ResNet)…

机器学习 · 计算机科学 2023-05-29 Yuqing Li , Tao Luo , Chao Ma