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We generalise Spatial Transformer Networks (STN) by replacing the parametric transformation of a fixed, regular sampling grid with a deformable, statistical shape model which is itself learnt. We call this a Statistical Transformer Network…

计算机视觉与模式识别 · 计算机科学 2018-04-20 Anil Bas , William A. P. Smith

Deep Neural Network (DNN) based super-resolution algorithms have greatly improved the quality of the generated images. However, these algorithms often yield significant artifacts when dealing with real-world super-resolution problems due to…

计算机视觉与模式识别 · 计算机科学 2021-11-29 Kangfu Mei , Shenglong Ye , Rui Huang

In order to perform complex actions in human environments, an autonomous robot needs the ability to understand the environment, that is, to gather and maintain spatial knowledge. Topological map is commonly used for representing large…

机器人学 · 计算机科学 2017-07-11 Kaiyu Zheng

We propose the Topology-Preserving Segmentation Network, a deformation-based model that can extract objects in an image while maintaining their topological properties. This network generates segmentation masks that have the same topology as…

计算机视觉与模式识别 · 计算机科学 2024-06-18 Han Zhang , Lok Ming Lui

Originating in quantum physics, tensor networks (TNs) have been widely adopted as exponential machines and parameter decomposers for recognition tasks. Typical TN models, such as Matrix Product States (MPS), have not yet achieved successful…

计算机视觉与模式识别 · 计算机科学 2025-02-17 Chang Nie , Junfang Chen , Yajie Chen

Sum-product networks (SPNs) are a class of probabilistic graphical models that allow tractable marginal inference. However, the maximum a posteriori (MAP) inference in SPNs is NP-hard. We investigate MAP inference in SPNs from both…

人工智能 · 计算机科学 2017-11-21 Jun Mei , Yong Jiang , Kewei Tu

In recent years, Deep Neural Networks (DNN) based methods have achieved remarkable performance in a wide range of tasks and have been among the most powerful and widely used techniques in computer vision. However, DNN-based methods are both…

计算机视觉与模式识别 · 计算机科学 2017-08-30 Peisong Wang , Jian Cheng

This paper aims to establish theoretical foundations of graph product multilayer networks (GPMNs), a family of multilayer networks that can be obtained as a graph product of two or more factor networks. Cartesian, direct (tensor), and…

物理与社会 · 物理学 2017-09-05 Hiroki Sayama

Hypergraphs, with their capacity to depict high-order relationships, have emerged as a significant extension of traditional graphs. Although Graph Neural Networks (GNNs) have remarkable performance in graph representation learning, their…

机器学习 · 计算机科学 2024-11-07 Khaled Mohammed Saifuddin , Mehmet Emin Aktas , Esra Akbas

We present Shape-Tailored Deep Neural Networks (ST-DNN). ST-DNN extend convolutional networks (CNN), which aggregate data from fixed shape (square) neighborhoods, to compute descriptors defined on arbitrarily shaped regions. This is natural…

计算机视觉与模式识别 · 计算机科学 2021-02-18 Naeemullah Khan , Angira Sharma , Ganesh Sundaramoorthi , Philip H. S. Torr

Traffic flow forecasting is challenging due to the intricate spatio-temporal correlations in traffic flow data. Existing Transformer-based methods usually treat traffic flow forecasting as multivariate time series (MTS) forecasting.…

机器学习 · 计算机科学 2023-03-15 Junhao Zhang , Junjie Tang , Juncheng Jin , Zehui Qu

Gaussian distributions are commonly used as a key building block in many generative models. However, their applicability has not been well explored in deep networks. In this paper, we propose a novel deep generative model named as Normal…

计算机视觉与模式识别 · 计算机科学 2018-05-15 Jay Nandy , Wynne Hsu , Mong Li Lee

The interaction of neural networks with physical equations offers a wide range of applications. We provide a method which enables a neural network to transform objects subject to given physical constraints. Therefore an U-Net architecture…

人工智能 · 计算机科学 2021-03-22 Lukas Harsch , Johannes Burgbacher , Stefan Riedelbauch

Graph convolutional networks (GCNs) have well-documented performance in various graph learning tasks, but their analysis is still at its infancy. Graph scattering transforms (GSTs) offer training-free deep GCN models that extract features…

信号处理 · 电气工程与系统科学 2020-01-28 Vassilis N. Ioannidis , Siheng Chen , Georgios B. Giannakis

Deep neural networks (DNNs) have delivered a remarkable performance in many tasks of computer vision. However, over-parameterized representations of popular architectures dramatically increase their computational complexity and storage…

计算机视觉与模式识别 · 计算机科学 2022-05-31 Chang Nie , Huan Wang , Lu Zhao

We introduce the \emph{Symplectic Generative Network (SGN)}, a deep generative model that leverages Hamiltonian mechanics to construct an invertible, volume-preserving mapping between a latent space and the data space. By endowing the…

机器学习 · 统计学 2025-10-30 Agnideep Aich , Ashit Aich

Graph convolutional neural networks (GCNNs) have been attracting increasing research attention due to its great potential in inference over graph structures. However, insufficient effort has been devoted to the aggregation methods between…

机器学习 · 计算机科学 2019-05-15 Penghui Sun , Jingwei Qu , Xiaoqing Lyu , Haibin Ling , Zhi Tang

The Gaussian-radial-basis function neural network (GRBFNN) has been a popular choice for interpolation and classification. However, it is computationally intensive when the dimension of the input vector is high. To address this issue, we…

机器学习 · 计算机科学 2023-08-15 Siyuan Xing , Jianqiao Sun

In this paper, we introduce interpretable Siamese Neural Networks (SNN) for similarity detection to the field of theoretical physics. More precisely, we apply SNNs to events in special relativity, the transformation of electromagnetic…

计算物理 · 物理学 2020-09-30 Sebastian J. Wetzel , Roger G. Melko , Joseph Scott , Maysum Panju , Vijay Ganesh

Graph Neural Networks (GNN) exhibit superior performance in graph representation learning, but their inference cost can be high, due to an aggregation operation that can require a memory fetch for a very large number of nodes. This…

机器学习 · 计算机科学 2025-03-18 Yaochen Hu , Mai Zeng , Ge Zhang , Pavel Rumiantsev , Liheng Ma , Yingxue Zhang , Mark Coates