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Higher-order tensor decompositions are analogous to the familiar Singular Value Decomposition (SVD), but they transcend the limitations of matrices (second-order tensors). SVD is a powerful tool that has achieved impressive results in…

机器学习 · 计算机科学 2007-11-14 Peter D. Turney

We present a simple 'shift-and-add' based improvement in the angular resolution of single electron backscatter diffraction (EBSD) patterns. Sub-pixel image registration is used to measure the (sub-pixel) difference in projection parameters…

仪器与探测器 · 物理学 2025-12-15 Ben Britton , Tianbi Zhang

We introduce VA-DepthNet, a simple, effective, and accurate deep neural network approach for the single-image depth prediction (SIDP) problem. The proposed approach advocates using classical first-order variational constraints for this…

计算机视觉与模式识别 · 计算机科学 2023-02-17 Ce Liu , Suryansh Kumar , Shuhang Gu , Radu Timofte , Luc Van Gool

We present a new wrapper feature selection algorithm for human detection. This algorithm is a hybrid feature selection approach combining the benefits of filter and wrapper methods. It allows the selection of an optimal feature vector that…

计算机视觉与模式识别 · 计算机科学 2025-03-24 Jeonghwan Park , Kang Li , Huiyu Zhou

We propose an efficient, distributed, out-of-memory implementation of the truncated singular value decomposition (t-SVD) for heterogeneous (CPU+GPU) high performance computing (HPC) systems. Various implementations of SVD have been…

分布式、并行与集群计算 · 计算机科学 2022-08-18 Ismael Boureima , Manish Bhattarai , Maksim E. Eren , Nick Solovyev , Hristo Djidjev , Boian S. Alexandrov

This paper presents a novel fast machine learning method that leverages two techniques: Vector Embedding on Orthonormal Basis (VEOB) and Spectral Transform (ST). The VEOB converts the original data encoding into a vector embedding with…

机器学习 · 计算机科学 2023-11-14 Louis Yu Lu

Image super-resolution (SR) has witnessed extensive neural network designs from CNN to transformer architectures. However, prevailing SR models suffer from prohibitive memory footprint and intensive computations, which limits further…

计算机视觉与模式识别 · 计算机科学 2023-08-21 Jiamian Wang , Huan Wang , Yulun Zhang , Yun Fu , Zhiqiang Tao

Vanishing and exploding gradients are two of the main obstacles in training deep neural networks, especially in capturing long range dependencies in recurrent neural networks~(RNNs). In this paper, we present an efficient parametrization of…

机器学习 · 计算机科学 2018-03-28 Jiong Zhang , Qi Lei , Inderjit S. Dhillon

Using an autoencoder for dimensionality reduction, this paper presents a novel projection-based reduced-order model for eigenvalue problems. Reduced-order modelling relies on finding suitable basis functions which define a low-dimensional…

数值分析 · 数学 2022-12-06 Toby Phillips , Claire E. Heaney , Paul N. Smith , Christopher C. Pain

In the past few years, there are several researches on Parkinson's disease (PD) recognition using single-photon emission computed tomography (SPECT) images with deep learning (DL) approach. However, the DL model's complexity usually results…

图像与视频处理 · 电气工程与系统科学 2021-05-05 Theerasarn Pianpanit , Sermkiat Lolak , Phattarapong Sawangjai , Thapanun Sudhawiyangkul , Theerawit Wilaiprasitporn

Low-rank approximation methods such as singular value decomposition (SVD) and its variants (e.g., Fisher-weighted SVD, Activation SVD) have recently emerged as effective tools for neural network compression. In this setting, decomposition…

机器学习 · 计算机科学 2025-12-02 Haoran Qin , Shansita Sharma , Ali Abbasi , Chayne Thrash , Soheil Kolouri

Reconstructing accurate surfaces from sparse multi-view images remains challenging due to severe geometric ambiguity and occlusions. Existing generalizable neural surface reconstruction methods primarily rely on cost volumes that summarize…

计算机视觉与模式识别 · 计算机科学 2026-04-21 Xinhai Chang , Kaichen Zhou

While researches on model-based blind single image super-resolution (SISR) have achieved tremendous successes recently, most of them do not consider the image degradation sufficiently. Firstly, they always assume image noise obeys an…

计算机视觉与模式识别 · 计算机科学 2022-03-17 Zongsheng Yue , Qian Zhao , Jianwen Xie , Lei Zhang , Deyu Meng , Kwan-Yee K. Wong

Word vector embeddings have been shown to contain and amplify biases in data they are extracted from. Consequently, many techniques have been proposed to identify, mitigate, and attenuate these biases in word representations. In this paper,…

In a Simultaneous Localization and Mapping (SLAM) system, a loop-closure can eliminate accumulated errors, which is accomplished by Visual Place Recognition (VPR), a task that retrieves the current scene from a set of pre-stored sequential…

计算机视觉与模式识别 · 计算机科学 2022-02-09 Nie Jiwei , Feng Joe-Mei , Xue Dingyu , Pan Feng , Liu Wei , Hu Jun , Cheng Shuai

Steady-State Visual Evoked Potentials (SSVEPs) are neural oscillations from the parietal and occipital regions of the brain that are evoked from flickering visual stimuli. SSVEPs are robust signals measurable in the electroencephalogram…

Open-vocabulary semantic segmentation strives to distinguish pixels into different semantic groups from an open set of categories. Most existing methods explore utilizing pre-trained vision-language models, in which the key is to adopt the…

计算机视觉与模式识别 · 计算机科学 2024-02-28 Bin Xie , Jiale Cao , Jin Xie , Fahad Shahbaz Khan , Yanwei Pang

The accurate retinal vessel segmentation (RVS) is of great significance to assist doctors in the diagnosis of ophthalmology diseases and other systemic diseases. Manually designing a valid neural network architecture for retinal vessel…

图像与视频处理 · 电气工程与系统科学 2020-03-19 Zhun Fan , Jiahong Wei , Guijie Zhu , Jiajie Mo , Wenji Li

The high-order relations between the content in social media sharing platforms are frequently modeled by a hypergraph. Either hypergraph Laplacian matrix or the adjacency matrix is a big matrix. Randomized algorithms are used for low-rank…

社会与信息网络 · 计算机科学 2019-08-23 Georgios Karantaidis , Ioannis Sarridis , Constantine Kotropoulos

In this paper, we present a class of high order methods to approximate the singular value decomposition of a given complex matrix (SVD). To the best of our knowledge, only methods up to order three appear in the the literature. A first part…

数值分析 · 数学 2023-09-13 Diego Armentano , Jean-Claude Yakoubsohn