English
Related papers

Related papers: Quaternion Capsule Networks

200 papers

Recent advancements in signal processing and machine learning domains have resulted in an extensive surge of interest in deep learning models due to their unprecedented performance and high accuracy for different and challenging problems of…

Computer Vision and Pattern Recognition · Computer Science 2018-03-01 Atefeh Shahroudnejad , Arash Mohammadi , Konstantinos N. Plataniotis

Convolutional neural networks (CNNs) are the cutting edge model for supervised machine learning in computer vision. In recent years CNNs have outperformed traditional approaches in many computer vision tasks such as object detection, image…

Neural and Evolutionary Computing · Computer Science 2016-03-01 Nitzan Guberman

This paper proposes Quaternion Collaborative Filtering (QCF), a novel representation learning method for recommendation. Our proposed QCF relies on and exploits computation with Quaternion algebra, benefiting from the expressiveness and…

Information Retrieval · Computer Science 2019-06-07 Shuai Zhang , Lina Yao , Lucas Vinh Tran , Aston Zhang , Yi Tay

In open set recognition, a classifier has to detect unknown classes that are not known at training time. In order to recognize new categories, the classifier has to project the input samples of known classes in very compact and separated…

Computer Vision and Pattern Recognition · Computer Science 2021-08-19 Yunrui Guo , Guglielmo Camporese , Wenjing Yang , Alessandro Sperduti , Lamberto Ballan

A Capsule Network (CapsNet) is a relatively new classifier and one of the possible successors of Convolutional Neural Networks (CNNs). CapsNet maintains the spatial hierarchies between the features and outperforms CNNs at classifying images…

Computer Vision and Pattern Recognition · Computer Science 2025-11-11 Pouya Shiri , Amirali Baniasadi

This paper proposes a set of rules to revise various neural networks for 3D point cloud processing to rotation-equivariant quaternion neural networks (REQNNs). We find that when a neural network uses quaternion features under certain…

Computer Vision and Pattern Recognition · Computer Science 2020-10-13 Wen Shen , Binbin Zhang , Shikun Huang , Zhihua Wei , Quanshi Zhang

Although provably robust to translational perturbations, convolutional neural networks (CNNs) are known to suffer from extreme performance degradation when presented at test time with more general geometric transformations of inputs.…

Computer Vision and Pattern Recognition · Computer Science 2022-03-31 Lachlan Ewen MacDonald , Sameera Ramasinghe , Simon Lucey

Convolutional neural networks (CNNs) have enabled the state-of-the-art performance in many computer vision tasks. However, little effort has been devoted to establishing convolution in non-linear space. Existing works mainly leverage on the…

Computer Vision and Pattern Recognition · Computer Science 2020-05-25 Chen Wang , Jianfei Yang , Lihua Xie , Junsong Yuan

Deep learning has excelled in medical image classification, but its clinical application is limited by poor interpretability. Capsule networks, known for encoding hierarchical relationships and spatial features, show potential in addressing…

Computer Vision and Pattern Recognition · Computer Science 2024-11-05 Xinyu Geng , Jiaming Wang , Jun Xu

Capsule Networks (CapsNets) are brand-new architectures that have shown ground-breaking results in certain areas of Computer Vision (CV). In 2017, Hinton and his team introduced CapsNets with routing-by-agreement in "Sabour et al" and in a…

Computer Vision and Pattern Recognition · Computer Science 2020-08-03 Moein Hasani , Amin Nasim Saravi , Hassan Khotanlou

In this paper, we propose Generative Adversarial Network (GAN) architectures that use Capsule Networks for image-synthesis. Based on the principal of positional-equivariance of features, Capsule Network's ability to encode spatial…

Computer Vision and Pattern Recognition · Computer Science 2018-11-21 Yash Upadhyay , Paul Schrater

Capsule networks (CapsNets) aim to parse images into a hierarchy of objects, parts, and their relations using a two-step process involving part-whole transformation and hierarchical component routing. However, this hierarchical relationship…

Computer Vision and Pattern Recognition · Computer Science 2023-10-25 Pourya Shamsolmoali , Masoumeh Zareapoor , Swagatam Das , Eric Granger , Salvador Garcia

Capsule networks (see e.g. Hinton et al., 2018) aim to encode knowledge and reason about the relationship between an object and its parts. In this paper we specify a \emph{generative} model for such data, and derive a variational algorithm…

Machine Learning · Computer Science 2022-03-16 Alfredo Nazabal , Nikolaos Tsagkas , Christopher K. I. Williams

Rotation representations are foundational in fields such as computer graphics, robotics, and machine learning, where precise and efficient modeling of 3D orientations is critical. This paper comprehensively investigates diverse…

Graphics · Computer Science 2026-05-12 Aizierjiang Aiersilan , Haochen Liu , James Hahn

Objects' rigid motions in 3D space are described by rotations and translations of a highly-correlated set of points, each with associated $x,y,z$ coordinates that real-valued networks consider as separate entities, losing information.…

Artificial Intelligence · Computer Science 2023-10-12 Guilherme Vieira , Eleonora Grassucci , Marcos Eduardo Valle , Danilo Comminiello

An important goal in visual recognition is to devise image representations that are invariant to particular transformations. In this paper, we address this goal with a new type of convolutional neural network (CNN) whose invariance is…

Computer Vision and Pattern Recognition · Computer Science 2015-01-08 Julien Mairal , Piotr Koniusz , Zaid Harchaoui , Cordelia Schmid

Neural network generalizability is becoming a broad research field due to the increasing availability of datasets from different sources and for various tasks. This issue is even wider when processing medical data, where a lack of…

Image and Video Processing · Electrical Eng. & Systems 2025-05-22 Luigi Sigillo , Eleonora Grassucci , Aurelio Uncini , Danilo Comminiello

3D human pose estimation is a vital task in computer vision, involving the prediction of human joint positions from images or videos to reconstruct a skeleton of a human in three-dimensional space. This technology is pivotal in various…

Computer Vision and Pattern Recognition · Computer Science 2024-10-14 Xingyu Song , Zhan Li , Shi Chen , Kazuyuki Demachi

Capsule networks are designed to present the objects by a set of parts and their relationships, which provide an insight into the procedure of visual perception. Although recent works have shown the success of capsule networks on simple…

Computer Vision and Pattern Recognition · Computer Science 2022-03-22 Chang Yu , Xiangyu Zhu , Xiaomei Zhang , Zidu Wang , Zhaoxiang Zhang , Zhen Lei

Capsule Networks (CapsNets) are a generation of image classifiers with proven advantages over Convolutional Neural Networks (CNNs). Better robustness to affine transformation and overlapping image detection are some of the benefits…

Computer Vision and Pattern Recognition · Computer Science 2025-12-09 Ramin Sharifi , Pouya Shiri , Amirali Baniasadi
‹ Prev 1 3 4 5 6 7 10 Next ›