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This paper presents an application of evolutionary search procedures to artificial neural networks. Here, we can distinguish among three kinds of evolution in artificial neural networks, i.e. the evolution of connection weights, of…

神经与进化计算 · 计算机科学 2010-04-22 Eva Volna

In the present study, an amplifying neuron and attenuating neuron, which can be easily implemented into neural networks without any significant additional computational effort, are proposed. The activated output value is squared for the…

神经与进化计算 · 计算机科学 2019-05-28 Seongmun Jung , Oh Joon Kwon

It is clear that the current attempts at using algorithms to create artificial neural networks have had mixed success at best when it comes to creating large networks and/or complex behavior. This should not be unexpected, as creating an…

神经与进化计算 · 计算机科学 2014-08-06 Sebastian Risi , Jinhong Zhang , Rasmus Taarnby , Peter Greve , Jan Piskur , Antonios Liapis , Julian Togelius

Associative networks theory is increasingly providing tools to interpret update rules of artificial neural networks. At the same time, deriving neural learning rules from a solid theory remains a fundamental challenge. We make some steps in…

神经元与认知 · 定量生物学 2025-03-27 Daniele Lotito

Activation functions and attention mechanisms are typically treated as having different purposes and have evolved differently. However, both concepts can be formulated as a non-linear gating function. Inspired by their similarity, we…

计算机视觉与模式识别 · 计算机科学 2020-08-04 Yimian Dai , Stefan Oehmcke , Fabian Gieseke , Yiquan Wu , Kobus Barnard

It is often the case that the performance of a neural network can be improved by adding layers. In real-world practices, we always train dozens of neural network architectures in parallel which is a wasteful process. We explored $CompNet$,…

神经与进化计算 · 计算机科学 2018-04-30 Jun Lu , Wei Ma , Boi Faltings

An increasing number of computer vision tasks can be tackled with deep features, which are the intermediate outputs of a pre-trained Convolutional Neural Network. Despite the astonishing performance, deep features extracted from low-level…

计算机视觉与模式识别 · 计算机科学 2016-05-03 Lingxi Xie , Liang Zheng , Jingdong Wang , Alan Yuille , Qi Tian

Living neural networks emerge through a process of growth and self-organization that begins with a single cell and results in a brain, an organized and functional computational device. Artificial neural networks, however, rely on…

神经与进化计算 · 计算机科学 2019-06-05 Guruprasad Raghavan , Matt Thomson

A general methodology is proposed to engineer a system of interacting components (particles) which is able to self-regulate their concentrations in order to produce any prescribed output in response to a particular input. The methodology is…

适应与自组织系统 · 物理学 2016-03-01 Filippo Simini

The core operation of current Graph Neural Networks (GNNs) is the aggregation enabled by the graph Laplacian or message passing, which filters the neighborhood information of nodes. Though effective for various tasks, in this paper, we show…

机器学习 · 计算机科学 2022-12-22 Sitao Luan , Mingde Zhao , Chenqing Hua , Xiao-Wen Chang , Doina Precup

Local patterns of excitation and inhibition that can generate neural waves are studied as a computational mechanism underlying the organization of neuronal tunings. Sparse coding algorithms based on networks of excitatory and inhibitory…

神经元与认知 · 定量生物学 2022-05-30 Leon Lufkin , Ashish Puri , Ganlin Song , Xinyi Zhong , John Lafferty

There is growing recognition that the network structures arising from interactions between different entities in physical, social and biological systems fundamentally alter the evolutionary outcomes. Previous paradigm exploring evolutionary…

物理与社会 · 物理学 2023-08-08 Yao Meng , Sean P. Cornelius , Yang-Yu Liu , Aming Li

Click-Through Rate prediction is an important task in recommender systems, which aims to estimate the probability of a user to click on a given item. Recently, many deep models have been proposed to learn low-order and high-order feature…

信息检索 · 计算机科学 2019-04-30 Bin Liu , Ruiming Tang , Yingzhi Chen , Jinkai Yu , Huifeng Guo , Yuzhou Zhang

Generative Adversarial Networks (GANs) have shown great success in generating high quality images and are thus used as one of the main approaches to generate art images. However, usually the image generation process involves sampling from…

神经与进化计算 · 计算机科学 2024-03-29 Ole Hall , Anil Yaman

While the concept of a Sparse Neural Network has been researched for some time, researchers have only recently made notable progress in the matter. Techniques like Sparse Evolutionary Training allow for significantly lower computational…

神经与进化计算 · 计算机科学 2020-10-14 Adam Dubowski

Current deep convolutional networks are fixed in their topology. We explore the possibilites of making the convolutional topology a parameter itself by combining NeuroEvolution of Augmenting Topologies (NEAT) with Convolutional Neural…

神经与进化计算 · 计算机科学 2022-12-01 Jan Hohenheim , Mathias Fischler , Sara Zarubica , Jeremy Stucki

We present an attention-based spatial graph convolution (AGC) for graph neural networks (GNNs). Existing AGCs focus on only using node-wise features and utilizing one type of attention function when calculating attention weights. Instead,…

计算机视觉与模式识别 · 计算机科学 2023-03-06 Yang Li , Yuichi Tanaka

Graph Convolutional Networks (GCNs) have gained great popularity in tackling various analytics tasks on graph and network data. However, some recent studies raise concerns about whether GCNs can optimally integrate node features and…

机器学习 · 计算机科学 2020-07-14 Xiao Wang , Meiqi Zhu , Deyu Bo , Peng Cui , Chuan Shi , Jian Pei

Spintronic devices have been widely studied for the hardware realization of artificial neurons. The stochastic switching of magnetic tunnel junction driven by the spin torque is commonly used to produce the sigmoid activation function.…

新兴技术 · 计算机科学 2022-11-28 Yue Xin , Kang Zhou , Xuanyao Fong , Yumeng Yang , Shenghua Gao , Zhifeng Zhu

In complex systems, we often observe complex global behavior emerge from a collection of agents interacting with each other in their environment, with each individual agent acting only on locally available information, without knowing the…

神经与进化计算 · 计算机科学 2021-09-30 Yujin Tang , David Ha