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To improve the accuracy of color image completion with missing entries, we present a recovery method based on generalized higher-order scalars. We extend the traditional second-order matrix model to a more comprehensive higher-order matrix…

计算机视觉与模式识别 · 计算机科学 2023-08-08 Liang Liao , Zhuang Guo , Qi Gao , Yan Wang , Fajun Yu , Qifeng Zhao , Stephen Johh Maybank

The transmission matrix (TM) is a representation to describe the light scattering process through a scattering medium. The degree of control elements in TM is correlated with the capacity of evaluating enormous equations with tremendous…

光学 · 物理学 2020-11-25 Shu Guo , Hao Zhang , Wenxue Li , Lin Pang

Digital sensing provides an unprecedented opportunity to assess and understand mobility. However, incompleteness, missing information, possible inaccuracies, and temporal heterogeneity in the geolocation data can undermine its…

数据分析、统计与概率 · 物理学 2021-01-26 Shivam Pathak , Mingyi He , Sergey Malinchik , Stanislav Sobolevsky

To study the fundamental physics of complex multiphase flow systems using advanced measurement techniques, especially the electrical capacitance tomography (ECT) approach, this article carries out an initial literature review of the ECT…

计算机视觉与模式识别 · 计算机科学 2015-10-16 Kezhi Li

In recent years, there have been an increasing number of applications of tensor completion based on the tensor train (TT) format because of its efficiency and effectiveness in dealing with higher-order tensor data. However, existing tensor…

计算机视觉与模式识别 · 计算机科学 2022-01-25 Yang Zhang , Yao Wang , Zhi Han , Xi'ai Chen , Yandong Tang

Low-rank matrix completion is the task of recovering unknown entries of a matrix by assuming that the true matrix admits a good low-rank approximation. Sometimes additional information about the variables is known, and incorporating this…

机器学习 · 计算机科学 2023-06-16 Benoît Loucheur , P. -A. Absil , Michel Journée

This paper proposes a novel formulation of the tensor completion problem to impute missing entries of data represented by tensors. The formulation is introduced in terms of tensor train (TT) rank which can effectively capture global…

数值分析 · 计算机科学 2016-01-07 Ho N. Phien , Hoang D. Tuan , Johann A. Bengua , Minh N. Do

Effective management of urban traffic is important for any smart city initiative. Therefore, the quality of the sensory traffic data is of paramount importance. However, like any sensory data, urban traffic data are prone to imperfections…

机器学习 · 计算机科学 2021-03-16 Ahmed Ben Said , Abdelkarim Erradi

Electrical impedance tomography aims at reconstructing the conductivity inside a physical body from boundary measurements of current and voltage at a finite number of contact electrodes. In many practical applications, the shape of the…

数值分析 · 数学 2017-03-08 Nuutti Hyvönen , Helle Majander , Stratos Staboulis

Accurate and complete terrain maps enhance the awareness of autonomous robots and enable safe and optimal path planning. Rocks and topography often create occlusions and lead to missing elevation information in the Digital Elevation Map…

机器人学 · 计算机科学 2022-01-20 Maximilian Stölzle , Takahiro Miki , Levin Gerdes , Martin Azkarate , Marco Hutter

Long-range temporal alignment is critical yet challenging for video restoration tasks. Recently, some works attempt to divide the long-range alignment into several sub-alignments and handle them progressively. Although this operation is…

计算机视觉与模式识别 · 计算机科学 2021-12-02 Kun Zhou , Wenbo Li , Liying Lu , Xiaoguang Han , Jiangbo Lu

Matrix completion constantly receives tremendous attention from many research fields. It is commonly applied for recommender systems such as movie ratings, computer vision such as image reconstruction or completion, multi-task learning such…

机器学习 · 计算机科学 2019-10-08 Abdallah Chehade , Zunya Shi

Stereo matching provides depth estimation from binocular images for downstream applications. These applications mostly take video streams as input and require temporally consistent depth maps. However, existing methods mainly focus on the…

计算机视觉与模式识别 · 计算机科学 2024-07-17 Jiaxi Zeng , Chengtang Yao , Yuwei Wu , Yunde Jia

Recovering color images and videos from highly undersampled data is a fundamental and challenging task in face recognition and computer vision. By the multi-dimensional nature of color images and videos, in this paper, we propose a novel…

计算机视觉与模式识别 · 计算机科学 2022-08-22 Chenjian Pan , Chen Ling , Hongjin He , Liqun Qi , Yanwei Xu

Deep neural networks are likely to fail when the test data is corrupted in real-world deployment (e.g., blur, weather, etc.). Test-time optimization is an effective way that adapts models to generalize to corrupted data during testing,…

计算机视觉与模式识别 · 计算机科学 2023-03-01 Chenyu Yi , Siyuan Yang , Yufei Wang , Haoliang Li , Yap-Peng Tan , Alex C. Kot

The ionosphere critically influences Global Navigation Satellite Systems (GNSS), satellite communications, and Low Earth Orbit (LEO) operations, yet accurate prediction of its variability remains challenging due to nonlinear couplings…

In positron emission tomography (PET), it is indispensable to perform attenuation correction in order to obtain the quantitatively accurate activity map (tracer distribution) in the body. Generally, this is carried out based on the…

医学物理 · 物理学 2025-10-16 Liyang Hu , Chong Chen

Missing data is an inevitable and common problem in data-driven intelligent transportation systems (ITS). In the past decade, scholars have done many research on the recovery of missing traffic data, however how to make full use of…

信号处理 · 电气工程与系统科学 2022-08-17 Yuting Ding , Di Wu

A regression-based model was previously developed to forecast the total electron content (TEC) at middle latitudes. We present a more sophisticated model using neural networks (NN) instead of linear regression. This regional model prototype…

大气与海洋物理 · 物理学 2023-06-05 Anna Morozova , Teresa Barata , Tatiana Barlyaeva , Ricardo Gafeira

As a real scenes sensing approach, depth information obtains the widespread applications. However, resulting from the restriction of depth sensing technology, the depth map captured in practice usually suffers terrible noise and missing…

计算机视觉与模式识别 · 计算机科学 2020-01-09 Wenxiang Zuo , Qiang Li , Xianming Liu