SUBMATRIX

作品数：9被引量：5H指数：2
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相关作者：陈伯林姜涛尚学群李战怀殷知磊更多>>
相关机构：西北工业大学中国航天标准化研究所燕山大学更多>>
相关期刊：《Chinese Quarterly Journal of Mathematics》《The Journal of China Universities of Posts and Telecommunications》《Frontiers of Computer Science》《Transactions of Nanjing University of Aeronautics and Astronautics》更多>>
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Verifiable Secret Sharing Scheme Based on Certain Projective Transformation
《American Journal of Computational Mathematics》2021年第2期175-188,共14页Bin Li 
The main purpose of verifiable secret sharing scheme is to solve the honesty problem of participants. In this paper, the concept of nonzero k-submatrix and theresidual vector of system of hyperplane intersect...
关键词：Threshold Secret Sharing Projective Transformation Nonzero k–Submatrix Residual Vector of Equations 
The Maximal Subgroups of n×n Nonnegative Integral Matrices
《Chinese Quarterly Journal of Mathematics》2020年第2期186-193,共8页YANG Lin REN Miao-miao 
National Natural Science Foundation of China(11861045,11701449)。
In this paper we study the subgroup structure of the semigroup Mn(Z+)of all n×n nonnegative integral matrices under multiplication.We prove that every maximal subgroup of Mn(Z+)containing an idempotent element of ran...
关键词：Green's relations Basis SUBMATRIX MAXIMAL SUBGROUP 
Using Self-referencing Interlaced Submatrices to Determine the Number of Chemical Species in a Mixture
《Chinese Journal of Chemical Physics》2018年第6期818-826,734,共10页Miao Wang Wan-ping Wang Li-min Shao 
supported by the Program for Changjiang Scholars and Innovative Research Team in University and Fundamental Research Funds for the Central Universities(wk2060190040)
Determining the number of chemical species is the first step in analyses of a chemical or biological system. A novel method is proposed to address this issue by taking advantage of frequency differences between chemic...
关键词：Number of chemical species Bilinear two-way data matrix Interlaced submatrix Principal component analysis 
基于数字签名与Trie的保序子矩阵约束查询被引量：1
《软件学报》2017年第8期2175-2195,共21页姜涛 李战怀 尚学群 陈伯林 李卫榜 殷知磊 
国家重点基础研究发展计划(973)(2012CB316203);国家自然科学基金(61033007;61272121;61332014;61572367;61472321;61502390);国家高技术研究发展计划(863)(2015AA015307);中央高校基本科研业务费专项资金(3102015JSJ0011);西北工业大学研究生创业种子基金(Z2012128)~~
目前,基因芯片技术飞速发展,促使生物学家积累了大量的不同实验条件下的基因表达数据.事实证明,基因芯片数据分析在理解基因功能、基因调控和分子生命过程中发挥着重要作用.保序子矩阵(order-preserving submatrix,简称OPSM)是基因芯片...
关键词：基因表达数据 OPSM(order-preserving submatrix) 约束查询 数字签名 TRIE 枚举序列 
Constrained query of order-preserving submatrix in gene expression data被引量：2
《Frontiers of Computer Science》2016年第6期1052-1066,共15页Tao JIANG Zhanhuai LI Xuequn SHANG Bolin CHEN Weibang LI Zhilei YIN 
The authors thank the anonymous referees for their useful comments that greatly improved the quality of the paper. This work was supported in part by the National Basic Research Program 973 of China （2012CB316203）, the Natural Science Foundation of China （Grant Nos. 61033007, 61272121, 61332014, 61572367, 61332006, 61472321, and 61502390）, the National High Technology Research and Development Program 863 of China （2015AA015307）, the Fundational Research Funds for the Central Universities （3102015JSJ0011, 3102014JSJ0005, and 3102014JSJ0013）, and the Graduate Starting Seed Fund of Northwestern Polytechnical University （Z2012128）.
Order-preserving submatrix （OPSM） has become important in modelling biologically meaningful subspace cluster, capturing the general tendency of gene expressions across a subset of conditions. With the advance of mic...
关键词：gene expression data OPSM constrained query brute-force search feature sequence cIndex 
A submatrix-based P300 brain-computer interface stimulus presentation paradigm
《Journal of Zhejiang University-Science C(Computers and Electronics)》2012年第6期452-459,共8页Jin-he SHI Ji-zhong SHEN Yu JI Feng-lei DU 
Project (No. 61071062) supported by the National Natural Science Foundation of China
The P300 event-related potential (ERP), with advantages of high stability and no need for initial training, is one of the most commonly used responses in brain-computer interface (BCI) applications. The row/column par...
关键词：Brain-computer interface Event-related potentials P300 speller Submatrix-based paradigm 
Quality measure of color images based on properties ofvision psychology and color distortion in MPEG-21被引量：2
《The Journal of China Universities of Posts and Telecommunications》2007年第2期112-119,共8页CHEN Qiang CHEN He-xin SANG Ai-jun 
This work is supported by the National Natural Science Foundation of China(60372060);by Changchun Science&Technology Project(03-037G10).
In this article, a new way to evaluate the quality of color images is proposed, in which the properties of human vision psychology, objective fidelity, edge information, and color distortion will be combined through u...
关键词：color image quality measure vision property 3-D submatrix integration transform PSNR MPEG-21 
A NEW CRITERION FOR STABILITY OF LINEARTIME-DEPENDENT SYSTEM
《Annals of Differential Equations》1997年第2期154-164,共11页毛成立 遇今 
In the paper, we establish a new criterion for stability of system dx/dt =A(t)x, which is based on the assumption that one leading principal submatrixof order r and its complementary submatrix in A(t) both have eigenv...
关键词：time-dependent linear system STABILITY SUBMATRIX 
ON THE CONSTRUCTION OF A JACOBI MATRIX FROM ITS SPECTRUM AND A SUBMATRIX被引量：1
《Transactions of Nanjing University of Aeronautics and Astronautics》1994年第1期55-59,共5页Dai Hua (Department of Applied Mathematics ,Physics & Mechanics ,NUAA29Yudao Street ,Nanjing 210016 ,P.R.China) 
Let J. be an n × n Jacobi matrix and Al λ1 ,..',λ2n distinct real numbers. The following problem is well known. Under what condition does there exist a 2n × 2n Jacobi matrix J. such that J,. has eigenvalues λ1,...
关键词：numerical ALGEBRA INVERSE problem CHARACTERISTIC value JACOBI matrix 
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