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检索条件"主题词=PIECEWISE constant approximation"
32 条 记 录,以下是1-10 订阅
排序:
On satellite image segmentation via piecewise constant approximation of selective smoothed target mapping
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APPLIED MATHEMATICS AND COMPUTATION 2021年 389卷 125615-125615页
作者: Hnatushenko, Volodymyr V. Kogut, Peter, I Uvarov, Mykola, V Dnipro Univ Technol Dept Informat Syst & Technol Av Dmytra Yavornytskoho 19 UA-49005 Dnipro Ukraine EOS Data Analyt Ukraine Gagarin Av 103a Dnipro Ukraine Oles Honchar Dnipro Natl Univ Dept Differential Equat Gagarin Av 72 UA-49010 Dnipro Ukraine EOS Data Analyt Ukraine Desyatynny Lane 5 UA-01001 Kiev Ukraine
Mostly motivated by the crop field classification problem and the automated computational methodology for the extraction of agricultural fields with a uniform crop distribution from satellite data, we propose an indir... 详细信息
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Quantitative security analysis of a dynamic network system under lateral movement-based attacks
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RELIABILITY ENGINEERING & SYSTEM SAFETY 2019年 第Mar.期183卷 213-225页
作者: Yu, Shi Chang Xiaolin Rodriguez, Ricardo J. Zhang Zhenjiang Trivedi, Kishor S. Beijing Jiaotong Univ Beijing Key Lab Secur & Privacy Intelligent Trans Beijing Peoples R China Acad Gen Mil Ctr Univ Def Zaragoza Spain Beijing Jiaotong Univ Sch Elect & Informat Engn Beijing Peoples R China Duke Univ Durham NC 27708 USA
Malicious lateral movement-based attacks have become a potential risk for many systems, bringing highly likely threats to critical infrastructures and national security. When launching this kind of attacks, adversarie... 详细信息
来源: 评论
Comparison principle and stability of differential equations with piecewise constant arguments
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JOURNAL OF THE FRANKLIN INSTITUTE-ENGINEERING AND APPLIED MATHEMATICS 2013年 第2期350卷 211-230页
作者: Alwan, Mohamad S. Liu, Xinzhi Xie, Wei-Chau Univ Waterloo Dept Appl Math Waterloo ON N2L 3G1 Canada Univ Waterloo Dept Civil & Environm Engn Waterloo ON N2L 3G1 Canada
This Paper studies systems of nonlinear differential equations with piecewise constant arguments (EPCA). We develop a comparison principle for this system. Then, this result is used to establish some stability propert... 详细信息
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Development of a Novel Continuum Robotic System for Maxillary Sinus Surgery
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IEEE-ASME TRANSACTIONS ON MECHATRONICS 2018年 第3期23卷 1226-1237页
作者: Hong, Wuzhou Xie, Le Liu, Jiahui Sun, Yajing Li, Keyong Wang, Hesheng Shanghai Jiao Tong Univ Inst Forming Technol & Equipment Shanghai 200030 Peoples R China Shanghai Jiao Tong Univ Inst Rehabil Engn Shanghai 200030 Peoples R China Shanghai Jiao Tong Univ Shanghai Gen Hosp Dept Otorhinolaryngol Head & Neck Surg Sch Med Shanghai Peoples R China Shanghai Jiao Tong Univ Dept Automat Shanghai 200240 Peoples R China
Lesions in the maxillary sinus area are usually treated with endoscopic interventional surgery. However, target lesions are often hardly accessible with conventional surgical tools. A new continuum module is proposed ... 详细信息
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Transient performance analysis of smart grid with dynamic power distribution
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INFORMATION SCIENCES 2018年 422卷 98-109页
作者: Chang, Xiaolin Martinez, Jose M. Trivedi, Kishor S. Beijing Jiaotong Univ Beijing Key Lab Secur & Privacy Intelligent Trans Beijing Peoples R China Beijing Jiaotong Univ Sch Comp & Informat Technol Beijing Peoples R China Duke Univ Dept Elect & Comp Engn Durham NC USA
Transient performance analysis of power distribution network (PDN) after a failure occurrence could facilitate the better design of smart grid. Researchers have proposed analytical models and the numerical solutions t... 详细信息
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A new active contour remote sensing river image segmentation algorithm inspired from the cross entropy
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DIGITAL SIGNAL PROCESSING 2016年 48卷 322-332页
作者: Song Yu Wu Yiquan Dai Yimian Nanjing Univ Aeronaut & Astronaut Sch Elect & Informat Engn Nanjing 210016 Jiangsu Peoples R China Minist Water Resources Yellow River Sediment Key Lab Zhenzhou 450003 Peoples R China Yangtse River Water Conservancy Comm Key Lab Rivers & Lakes Governance & Flood Protect Wuhan 430010 Peoples R China State Key Lab Urban Water Resource & Environm Harbin 150090 Peoples R China
The CV (Chan-Vese) model is a piecewise constant approximation of the Mumford and Shah model. It assumes that the original image can be segmented into two regions such that each region can be represented as constant g... 详细信息
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Numerical analysis of the factorization method for EIT with a piecewise constant uncertain background
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INVERSE PROBLEMS 2013年 第6期29卷 065009-065037页
作者: Haddar, Houssem Migliorati, Giovanni INRIA Saclay Ile France F-91128 Palaiseau France Ecole Polytech CMAP F-91128 Palaiseau France Politecn Milan Dipartimento Matemat I-20133 Milan Italy
We extend the factorization method for electrical impedance tomography to the case of background featuring uncertainty. We first describe the algorithm for the known but inhomogeneous backgrounds and indicate expected... 详细信息
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Computing the L-induced norm of linear time-invariant systems via Kernel approximation and its comparison with input approximation
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IET CONTROL THEORY AND APPLICATIONS 2015年 第5期9卷 700-709页
作者: Kim, Jung Hoon Hagiwara, Tomomichi Kyoto Univ Dept Elect Engn Nishikyo Ku Kyoto 6158510 Japan
This study deals with the L-1 analysis of stable finite-dimensional linear time-invariant (LTI) systems, by which the authors mean the computation of the L-infinity-induced norm of these systems. To compute this norm,... 详细信息
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A scalable dynamic programming scheme for the computation of optimal k-segments for ordered data
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INFORMATION SYSTEMS 2017年 70卷 2-17页
作者: Mahlknecht, Giovanni Dignos, Anton Gamper, Johann Free Univ Bozen Bolzano Fac Comp Sci Bolzano Italy
The optimal k-segments of an ordered dataset of size n consists of k tuples that are obtained by merging consecutive tuples such that a given error metric is minimized. The problem is general and has been studied in v... 详细信息
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approximations with piecewise constant fluxes for diffusion equations on polyhedral meshes: algorithms and applications
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RUSSIAN JOURNAL OF NUMERICAL ANALYSIS AND MATHEMATICAL MODELLING 2012年 第4期27卷 339-368页
作者: Boyarkin, O. Kikinzon, E. Kuznetsov, Yu. A. Prokopenko, A. Univ Augsburg Inst Math D-86135 Augsburg Germany Univ Houston Dept Math Houston TX 77204 USA
In this paper we consider implementation algorithms and applications of the discretization method for diffusion equations on polygonal (2D) and polyhedral (3D) meshes recently proposed by one of the authors in [11]. T... 详细信息
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