图卷积递归网络(Graph Convolutional Recurrent Network, GCRN)[71] 将LSTM网络与ChebNet [21] 结合在一起。扩散卷积递归神经网络(Diffusion Convolutional Recurrent Neural Network, DCRNN)[72] 将提出的扩散图卷积层(方程18)结合到GRU网络中。此外,DCRNN采用了编码器-解码器框架来预测未来K步的节点值。
https://blog.twitter.com/engineering/en_us/topics/insights/2021/temporal-graph-networks背景介绍GNN 最近在生物学、化学、社会科学、物理学和许多其他领域的问题上取得了一系列成功。到目前为止,GNN 模型主…
2. Heterogeneous Temporal Graph Neural Network (HTGNN) 2.1 深度学习与图神经网络简介 深度学习是一种机器学习方法,它通过多层神经网络模拟人类大脑的工作原理来进行模式识别和预测。图神经网络是一种特殊类型的深度学习模型,用于处理图数据。传统上,深度学习主要用于处理向量化的数据,例如图像和文本等。然而,在许多现...
论文:Pre-training Enhanced Spatial-temporal Graph Neural Network for Multivariate Time Series Forecasting 或者是:Pre-training Enhanced Spatial-temporal Graph Neural Network for Multivariate Time Series Forecasting GitHub:https://github.com/zezhishao/STEP KDD 2022的论文。 摘要 多变量时间序列(MTS)预测在广...
或者是:Pre-training Enhanced Spatial-temporal Graph Neural Network for Multivariate Time Series Forecasting GitHub:https://github.com/zezhishao/STEP KDD 2022的论文。 摘要 多变量时间序列(MTS)预测在广泛的应用中发挥着重要作用。最近,时空图神经网络(STGNNs)日益成为流行的 MTS 预测方法。STGNNs 通过图神经...
PyTorch Geometric Temporal is a temporal graph neural network extension library forPyTorch Geometric. PyTorch Geometric Temporal 是基于PyTorch Geometric的对时间序列图数据的扩展。 Data Structures: PyTorch Geometric Temporal Signal 定义:在PyTorch Geometric Temporal中,边、边特征、节点被归为图结构Graph,节点特征...
Dynamic Spatial Graph Convolution Network 我们利用学习到的动态空间结构对基于扩散GCN的过程进行改进,从而捕获动态空间关系。这个新模块也被称为动态空间GCN (DSGCN)。 我们最终利用FFN来增强Dynamic GCN的表达能力 实验 两个公共开源的交通数据集,其统计数据如表: ...
Subsequently, a continuous graph neural network (CGNN)35 is derived to alleviate the oversmoothing problem. Taking advantage of this strategy, an ODE-temporal convolutional network (TCN) module is developed to enhance the temporal modeling ability of the model so that it can simulate long-term ...
MSGNN: Multi-scale Spatio-temporal Graph Neural Network for Epidemic Forecasting Infectious disease forecasting has been a key focus and proved to be crucial in controlling epidemic. A recent trend is to develop forecast-ing models base... Qiu, Mingjie,Tan, Zhiyi,Bao, Bing-kun 被引量: 0发表...
This repository is the official implementation of Spectral Temporal Graph Neural Network for Multivariate Time-series Forecasting. Requirements Recommended version of OS & Python: OS: Ubuntu 18.04.2 LTS Python: python3.7 (instructions to install python3.7). ...