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To simplify the parameter of the deep learning network, a cascaded compressive sensing model "CSNet" is implemented for image classification. Firstly, we use cascaded compressive sensing network to learn feature from the data. Secondly,…

计算机视觉与模式识别 · 计算机科学 2014-09-26 Yufei Gan , Tong Zhuo , Chu He

A universal interatomic potential for an arbitrary set of chemical elements is urgently needed in computational materials science. Graph convolution neural network (GCN) has rich expressive power, but previously was mainly employed to…

计算物理 · 物理学 2022-03-17 So Takamoto , Satoshi Izumi , Ju Li

Chaotic logic gates or `chaogates' are a promising mixed-signal approach to designing universal computers. However, chaotic systems are exponentially sensitive to small perturbations, and the effects of noise can cause chaotic computers to…

混沌动力学 · 物理学 2022-02-16 Noeloikeau Charlot , Daniel J. Gauthier

Reducing the size of a neural network (pruning) by removing weights without impacting its performance is an important problem for resource-constrained devices. In the past, pruning was typically accomplished by ranking or penalizing weights…

机器学习 · 计算机科学 2023-08-22 Rajan Sahu , Shivam Chadha , Nithin Nagaraj , Archana Mathur , Snehanshu Saha

We study Bayesian hypernetworks: a framework for approximate Bayesian inference in neural networks. A Bayesian hypernetwork $\h$ is a neural network which learns to transform a simple noise distribution, $p(\vec\epsilon) = \N(\vec 0,\mat…

Neural networks designed for the task of classification have become a commodity in recent years. Many works target the development of better networks, which results in a complexification of their architectures with more layers, multiple…

计算机视觉与模式识别 · 计算机科学 2018-06-19 Adrien Deliège , Anthony Cioppa , Marc Van Droogenbroeck

In this paper we developed a hierarchical network model, called Hierarchical Prediction Network (HPNet), to understand how spatiotemporal memories might be learned and encoded in the recurrent circuits in the visual cortical hierarchy for…

神经与进化计算 · 计算机科学 2021-10-04 Jielin Qiu , Ge Huang , Tai Sing Lee

We study synchronization of non-diffusively coupled map networks with arbitrary network topologies, where the connections between different units are, in general, not symmetric and can carry both positive and negative weights. We show that,…

混沌动力学 · 物理学 2010-02-09 Frank Bauer , Fatihcan M. Atay , Juergen Jost

Network theory has proven invaluable in unraveling complex protein interactions. Previous studies have employed statistical methods rooted in network theory, including the Gaussian graphical model, to infer networks among proteins,…

统计方法学 · 统计学 2026-05-07 Seungjun Ahn , Eun Jeong Oh

We consider the task of estimating a high-dimensional directed acyclic graph, given observations from a linear structural equation model with arbitrary noise distribution. By exploiting properties of common random graphs, we develop a new…

机器学习 · 统计学 2019-12-30 Arjun Sondhi , Ali Shojaie

In ISNN'04, a novel symmetric cipher was proposed, by combining a chaotic signal and a clipped neural network (CNN) for encryption. The present paper analyzes the security of this chaotic cipher against chosen-plaintext attacks, and points…

密码学与安全 · 计算机科学 2007-12-19 Chengqing Li , Shujun Li , Dan Zhang , Guanrong Chen

The human brain processes information showing learning and prediction abilities but the underlying neuronal mechanisms still remain unknown. Recently, many studies prove that neuronal networks are able of both generalizations and…

机器学习 · 计算机科学 2012-11-07 Antonio G. Zippo , Giuliana Gelsomino , Sara Nencini , Gabriele E. M. Biella

Fault detection and diagnosis is significant for reducing maintenance costs and improving health and safety in chemical processes. Convolution neural network (CNN) is a popular deep learning algorithm with many successful applications in…

机器学习 · 计算机科学 2023-07-11 Mengxuan Li , Peng Peng , Min Wang , Hongwei Wang

Artificial Intelligence and Machine learning have been widely used in various fields of mathematical computing, physical modeling, computational science, communication science, and stochastic analysis. Approaches based on Deep Artificial…

神经与进化计算 · 计算机科学 2024-02-14 Sergey Oladyshkin , Timothy Praditia , Ilja Kröker , Farid Mohammadi , Wolfgang Nowak , Sebastian Otte

Since Convolutional Neural Networks (ConvNets) are able to simultaneously learn features and classifiers to discriminate different categories of activities, recent works have employed ConvNets approaches to perform human activity…

计算机视觉与模式识别 · 计算机科学 2018-11-19 Artur Jordao , Ricardo Kloss , William Robson Schwartz

We propose, and illustrate via a neural network example, two different approaches to coarse-graining large heterogeneous networks. Both approaches are inspired from, and use tools developed in, methods for uncertainty quantification in…

适应与自组织系统 · 物理学 2016-11-03 Minseok Choi , Tom Bertalan , Carlo R. Laing , Ioannis G. Kevrekidis

Handling class imbalance remains a central challenge in machine learning, particularly in pattern recognition tasks where identifying rare but critical anomalies is of paramount importance. Traditional generative models often decouple data…

机器学习 · 计算机科学 2026-05-05 Hanbeot Park , Yunjeong Cho , Hunhee Kim

This work proposes a novel approach to the deep hierarchical classification task, i.e., the problem of classifying data according to multiple labels organized in a rigid parent-child structure. It consists in a multi-output deep neural…

人工智能 · 计算机科学 2024-10-07 Lorenzo Fiaschi , Marco Cococcioni

Recurrent neural networks (RNNs) are non-linear dynamic systems. Previous work believes that RNN may suffer from the phenomenon of chaos, where the system is sensitive to initial states and unpredictable in the long run. In this paper,…

计算与语言 · 计算机科学 2020-04-30 Pourya Vakilipourtakalou , Lili Mou

Heterogeneous Graph Neural Networks (HGNNs) are a class of deep learning models designed specifically for heterogeneous graphs, which are graphs that contain different types of nodes and edges. This paper investigates the application of…

机器学习 · 计算机科学 2024-05-13 Zhen Hao Wong , Hansi Yang , Xiaoyi Fu , Quanming Yao