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Tensor decompositions such as the canonical format and the tensor train format have been widely utilized to reduce storage costs and operational complexities for high-dimensional data, achieving linear scaling with the input dimension…

数值分析 · 数学 2020-02-11 Oscar Mickelin , Sertac Karaman

We propose a method to enhance the performance of Large Language Models (LLMs) by integrating quantum computing and quantum-inspired techniques. Specifically, our approach involves replacing the weight matrices in the Self-Attention and…

量子物理 · 物理学 2024-10-24 Borja Aizpurua , Saeed S. Jahromi , Sukhbinder Singh , Roman Orus

Deploying deep neural networks on edge devices is often limited by the memory traffic and compute cost of dense linear operators. While quaternion neural networks improve parameter efficiency by coupling multiple channels through Hamilton…

计算机视觉与模式识别 · 计算机科学 2026-01-12 Vladimir Frants , Sos Agaian , Karen Panetta

This paper proposes a novel matrix rank-one decomposition for quaternion Hermitian matrices, which admits a stronger property than the previous results in (sturm2003cones,huang2007complex,ai2011new). The enhanced property can be used to…

最优化与控制 · 数学 2021-09-14 Chang He , Bo Jiang , Xihua Zhu

Robust tensor completion (RTC) aims to recover a low-rank tensor from its incomplete observation with outlier corruption. The recently proposed tensor ring (TR) model has demonstrated superiority in solving the RTC problem. However, the…

机器学习 · 计算机科学 2023-02-16 Zhenhao Huang , Yuning Qiu , Xinqi Chen , Weijun Sun , Guoxu Zhou

The problem of incomplete data is common in signal processing and machine learning. Tensor completion algorithms aim to recover the incomplete data from its partially observed entries. In this paper, taking advantages of high…

数值分析 · 计算机科学 2018-12-03 Longhao Yuan , Jianting Cao , Qiang Wu , Qibin Zhao

Novel types of convolution operators for quaternion linear canonical transform (QLCT) are proposed. Type one and two are defined in the spatial and QLCT spectral domains, respectively. They are distinct in the quaternion space and are…

经典分析与常微分方程 · 数学 2022-12-13 Xiaoxiao Hu , Dong Cheng , Kit Ian Kou

Hyperspectral image super-resolution addresses the problem of fusing a low-resolution hyperspectral image (LR-HSI) and a high-resolution multispectral image (HR-MSI) to produce a high-resolution hyperspectral image (HR-HSI). Tensor analysis…

数值分析 · 数学 2022-12-07 Diyi Jin , Jianjun Liu , Jinlong Yang , Zebin Wu

The prevalent fully-connected tensor network (FCTN) has achieved excellent success to compress data. However, the FCTN decomposition suffers from slow computational speed when facing higher-order and large-scale data. Naturally, there…

机器学习 · 计算机科学 2022-10-20 Peilin Yang , Weijun Sun , Qibin Zhao , Guoxu Zhou

The image nonlocal self-similarity (NSS) prior refers to the fact that a local patch often has many nonlocal similar patches to it across the image and has been widely applied in many recently proposed machining learning algorithms for…

计算机视觉与模式识别 · 计算机科学 2022-05-16 Zhigang Jia , Qiyu Jin , Michael K. Ng , Xile Zhao

Most state of the art deep neural networks are overparameterized and exhibit a high computational cost. A straightforward approach to this problem is to replace convolutional kernels with its low-rank tensor approximations, whereas the…

Tensor low-rank representation (TLRR) has demonstrated significant success in image clustering. However, most existing methods rely on fixed transformations and suffer from poor robustness to noise. In this paper, we propose a novel…

计算机视觉与模式识别 · 计算机科学 2025-10-24 Hui Chen , Xinjie Wang , Xianchao Xiu , Wanquan Liu

Tensor ring (TR) decomposition is an efficient approach to discover the hidden low-rank patterns for higher-order tensors, and streaming tensors are becoming highly prevalent in real-world applications. In this paper, we investigate how to…

数值分析 · 数学 2023-07-04 Yajie Yu , Hanyu Li

Convolutional neural networks typically consist of many convolutional layers followed by one or more fully connected layers. While convolutional layers map between high-order activation tensors, the fully connected layers operate on…

Over the past century, a correlation has been an essential mathematical technique utilized in engineering sciences, including practically every signal/image processing field. This paper describes an effective method of calculating the…

交换代数 · 数学 2022-05-12 Artyom M. Grigoryan , Sos S. Agaian

The linear canonical transform (LCT) serves as a powerful generalization of the Fourier transform (FT), encapsulating various integral transforms within a unified framework. This versatility has made it a cornerstone in fields such as…

泛函分析 · 数学 2024-10-28 Muhammad Adnan Samad , Yuanqing Xia , Saima Siddiqui , Muhammad Younus Bhat

In this paper we review basic and emerging models and associated algorithms for large-scale tensor networks, especially Tensor Train (TT) decompositions using novel mathematical and graphical representations. We discus the concept of…

数值分析 · 计算机科学 2014-08-25 Andrzej Cichocki

Tensor ring (TR) decomposition has recently received increased attention due to its superior expressive performance for high-order tensors. However, the applicability of traditional TR decomposition algorithms to real-world applications is…

机器学习 · 计算机科学 2023-05-17 Yicong He , George K. Atia

Low rank tensor representation (LRTR) methods are very useful for hyperspectral anomaly detection (HAD). To overcome the limitations that they often overlook spectral anomaly and rely on large-scale matrix singular value decomposition, we…

计算机视觉与模式识别 · 计算机科学 2025-03-10 Quan Yu , Yu-Hong Dai , Minru Bai

The main aim of this paper is to develop a new algorithm for computing nonnegative low rank tensor approximation for nonnegative tensors that arise in many multi-dimensional imaging applications. Nonnegativity is one of the important…

计算机视觉与模式识别 · 计算机科学 2021-09-28 Tai-Xiang Jiang , Michael K. Ng , Junjun Pan , Guangjing Song