成果/Result
- Bounds on normalized Laplacian eigenvalues of graphs被引量：35收藏
- 作者：Li, Jianxi Guo, Ji-Ming Shiu, Wai Chee
- 机构：Minnan Normal Univ;Fuzhou Univ;E China Univ Sci & Technol;Hong Kong Baptist Univ
- 来源：JOURNAL OF INEQUALITIES AND APPLICATIONS 2014
- 关键词：normalized Laplacian eigenvalue largest eigenvalue bound
- Maximum degree and spectral radius of graphs in terms of size被引量：25收藏
- 作者：Wang, Zhiwen Guo, Ji-Ming
- 机构： School of Mathematical Sciences; Department of Mathematics
- 来源：arXiv 2022
- 关键词：Graph theory - Laplace transforms - Machine learning
- Maxima of L-index and Q-index: Graphs with given size and diameter被引量：20收藏
- 作者：Lou, Zhenzhen Guo, Ji-Ming Wang, Zhiwen
- 机构：East China Univ Sci & Technol;Univ Shanghai Sci & Technol;NanKai Univ;NanKai Univ
- 来源：DISCRETE MATHEMATICS 2021
- 关键词：Laplacian matrix Signless Laplacian matrix Size Diameter Index
- The spectral radius of graphs with given independence number被引量：19收藏
- 作者：Lou, Zhenzhen Guo, Ji-Ming
- 机构：East China Univ Sci & Technol;Xinjiang Univ
- 来源：DISCRETE MATHEMATICS 2022
- 关键词：Spectral radius Independence number Extremal graph Bipartite graph Tree
- A Note on Randic Energy被引量：18收藏
- 作者：Li, Jianxi Guo, Ji Ming Shiu, Wai Chee
- 机构：Minnan Normal Univ;E China Univ Sci & Technol;Hong Kong Baptist Univ
- 来源：MATCH-COMMUNICATIONS IN MATHEMATICAL AND IN COMPUTER CHEMISTRY 2015
- On the Laplacian, signless Laplacian and normalized Laplacian characteristic polynomials of a graph被引量：18收藏
- 作者：Guo, Ji-Ming Li, Jianxi Shiu, Wai Chee
- 机构：E China Univ Sci & Technol;Minnan Normal Univ;Hong Kong Baptist Univ
- 来源：CZECHOSLOVAK MATHEMATICAL JOURNAL 2013
- 关键词：Laplacian matrix signless Laplacian matrix normalized Laplacian matrix characteristic polynomial
- No graph with nullity η(G) = |V(G)|-2m(G)+2c(G)-1被引量：18收藏
- 作者：Li, Xin Guo, Ji-Ming
- 机构：East China Univ Sci & Technol
- 来源：DISCRETE APPLIED MATHEMATICS 2019
- 关键词：Adjacency matrix Eigenvalue Nullity Graph
- On the rank (nullity) of a connected graph?被引量：17收藏
- 作者：Wang, Zhi-Wen Guo, Ji-Ming
- 机构： Department of Mathematics
- 来源：arXiv 2019
- 关键词：Eigenvalues and eigenfunctions
- The spectral radius of graphs with fractional matching number被引量：16收藏
- 作者：Chen, Qian-Qian Guo, Ji-Ming
- 机构： Department of Mathematics
- 来源：arXiv 2023
- 关键词：Matrix algebra
- Bounding the sum of powers of normalized Laplacian eigenvalues of a graph被引量：15收藏
- 作者：Li, Jianxi Guo, Ji-Ming Shiu, Wai Chee Altindag, S. Burcu Bozkurt Bozkurt, Durmus
- 机构：Minnan Normal Univ;East China Univ Sci & Technol;Hong Kong Baptist Univ;Selcuk Univ
- 来源：APPLIED MATHEMATICS AND COMPUTATION 2018
- 关键词：Normalized Laplacian Eigenvalue Bound
- An edge-separating theorem on the second smallest normalized Laplacian eigenvalue of a graph and its applications被引量：14收藏
- 作者：Li, Jianxi Guo, Ji-Ming Shiu, Wai Chee Chang, An
- 机构：Minnan Normal Univ;Fuzhou Univ;E China Univ Sci & Technol;Hong Kong Baptist Univ
- 来源：DISCRETE APPLIED MATHEMATICS 2014
- 关键词：Second smallest normalized Laplacian eigenvalue Edge-separating Tree Unicyclic graph
- Sharp upper bounds of the spectral radius of a graph被引量：11收藏
- 作者：Guo, Ji-Ming Wang, Zhi-Wen Li, Xin
- 机构：East China Univ Sci & Technol
- 来源：DISCRETE MATHEMATICS 2019
- 关键词：Spectral radius Upper bound Graph
- A sharp upper bound of the nullity of a connected graph in terms of order and maximum degree被引量：11收藏
- 作者：Wang, Zhi-Wen Guo, Ji-Ming
- 机构：East China Univ Sci & Technol
- 来源：LINEAR ALGEBRA AND ITS APPLICATIONS 2020
- 关键词：Rank Nullity Graph
- The Normalized Laplacian Estrada Index of a Graph被引量：9收藏
- 作者：Li, Jianxi Guo, Ji-Ming Shiu, Wai Chee
- 机构：Minnan Normal Univ;Fuzhou Univ;E China Univ Sci & Technol;Hong Kong Baptist Univ
- 来源：FILOMAT 2014
- 关键词：Normalized Laplacian Estrada index graph bound
- Distance signless Laplacian eigenvalues of graphs被引量：9收藏
- 作者：Das, Kinkar Chandra Lin, Huiqiu Guo, Jiming
- 机构：Sungkyunkwan Univ;East China Univ Sci & Technol
- 来源：FRONTIERS OF MATHEMATICS IN CHINA 2019
- 关键词：Graph distance signless Laplacian spectral radius second largest eigenvalue of distance signless Laplacian matrix spread
- Six classes of trees with largest normalized algebraic connectivity被引量：9收藏
- 作者：Li, Jianxi Guo, Ji-Ming Shiu, Wai Chee Chang, An
- 机构：Minnan Normal Univ;Fuzhou Univ;E China Univ Sci & Technol;Hong Kong Baptist Univ
- 来源：LINEAR ALGEBRA AND ITS APPLICATIONS 2014
- 关键词：Normalized algebraic connectivity Tree
- Effects on the normalized Laplacian spectral radius of non-bipartite graphs under perturbation and their applications被引量：7收藏
- 作者：Guo, Ji-Ming Li, Jianxi Shiu, Wai Chee
- 机构：East China Univ Sci & Technol;Minnan Normal Univ;Hong Kong Baptist Univ
- 来源：LINEAR & MULTILINEAR ALGEBRA 2016
- 关键词：normalized Laplacian spectral radius non-bipartite graph unicyclic graph
- On the full Brouwer's Laplacian spectrum conjecture被引量：7收藏
- 作者：Li, Wen-Jun Guo, Ji-Ming
- 机构：East China Univ Sci & Technol
- 来源：DISCRETE MATHEMATICS 2022
- 关键词：Laplacian matrix Graph Brouwer?s Laplacian spectrum conjecture
- A note on the upper bounds for the Laplacian spectral radius of graphs被引量：6收藏
- 作者：Guo, Ji-Ming Li, Jianxi Shiu, Wai Chee
- 机构：E China Univ Sci & Technol;Minnan Normal Univ;Hong Kong Baptist Univ
- 来源：LINEAR ALGEBRA AND ITS APPLICATIONS 2013
- 关键词：Graph Laplacian spectral radius Upper bound Eigenvector
- The Largest Normalized Laplacian Spectral Radius of Non-Bipartite Graphs被引量：6收藏
- 作者：Guo, Ji-Ming Li, Jianxi Shiu, Wai Chee
- 机构：E China Univ Sci & Technol;Minnan Normal Univ;Hong Kong Baptist Univ
- 来源：BULLETIN OF THE MALAYSIAN MATHEMATICAL SCIENCES SOCIETY 2016
- 关键词：Normalized Laplacian spectral radius Non-bipartite graph Unicyclic graph
- Some upper bounds on the spectral radius of a graph被引量：6收藏
- 作者：Wang, Zhi-Wen Guo, Ji-Ming
- 机构：East China Univ Sci & Technol
- 来源：LINEAR ALGEBRA AND ITS APPLICATIONS 2020
- 关键词：Spectral radius Coalescence Contract
- Coefficients of the Characteristic Polynomial of the (Signless, Normalized) Laplacian of a Graph被引量：6收藏
- 作者：Guo, Ji-Ming Li, Jianxi Huang, Peng Shiu, Wai Chee
- 机构：East China Univ Sci & Technol;Minnan Normal Univ;Hong Kong Baptist Univ
- 来源：GRAPHS AND COMBINATORICS 2017
- 关键词：(Signless, normalized) Laplacian matrix (Signless, normalized) Laplacian characteristic polynomial Coefficient Graph
- A relation between multiplicity of 1 as a Laplacian eigenvalue and induced matching numbers in trees被引量：5收藏
- 作者：Wang, Zhiwen Chen, Qian-Qian Guo, Ji-Ming Li, Xiao-Meng
- 机构：East China Univ Sci & Technol
- 来源：DISCRETE MATHEMATICS 2025
- 关键词：Laplacian eigenvalue Tree Multiplicity Induced matching number
- Ordering of Connected Bipartite Unicyclic Graphs with Large Energies被引量：5收藏
- 作者：Guo, Ji-Ming Qian, Hua Shan, Hai-Ying Wang, Zhi-Wen
- 机构：East China Univ Sci & Technol;Tongji Univ
- 来源：MATCH-COMMUNICATIONS IN MATHEMATICAL AND IN COMPUTER CHEMISTRY 2019
- Maximum degree and spectral radius of graphs in terms of size被引量：5收藏
- 作者：Wang, Zhiwen Guo, Ji-Ming
- 机构：East China Univ Sci & Technol
- 来源：JOURNAL OF ALGEBRAIC COMBINATORICS 2024
- 关键词：Spectral radius Maximum degree Size
- A sharp lower bound of the spectral radius with application to the energy of a graph被引量：4收藏
- 作者：Guo, Ji-Ming Yu, Meng-Ni
- 机构：East China Univ Sci & Technol
- 来源：DISCRETE APPLIED MATHEMATICS 2021
- 关键词：Spectral radius Energy Lower bound Graph
- The rank of a signed graph被引量：3收藏
- 作者：Chen, Qian-Qian Guo, Ji-Ming
- 机构：East China Univ Sci & Technol
- 来源：LINEAR ALGEBRA AND ITS APPLICATIONS 2022
- 关键词：Signed graph Matching number Fractional matching number Nonsingular
- The smallest signless Laplacian spectral radius of graphs with a given clique number被引量：3收藏
- 作者：Zhang, Jing-Ming Huang, Ting-Zhu Guo, Ji-Ming
- 机构：Univ Elect Sci & Technol China;China Univ Petr;E China Univ Sci & Technol
- 来源：LINEAR ALGEBRA AND ITS APPLICATIONS 2013
- 关键词：Signless Laplacian spectral radius Clique number Signless Laplacian characteristic polynomial
- The nullity of a graph with fractional matching number被引量：2收藏
- 作者：Chen, Qian-Qian Guo, Ji-Ming
- 机构：East China Univ Sci & Technol
- 来源：DISCRETE MATHEMATICS 2022
- 关键词：Graph Eigenvalue Nullity Fractional matching number
- ON THE SIGNLESS LAPLACIAN SPECTRAL RADIUS OF UNICYCLIC GRAPHS WITH FIXED MATCHING NUMBER被引量：2收藏
- 作者：Zhang, Jing-Ming Huang, Ting-Zhu Guo, Ji-Ming
- 机构：Univ Elect Sci & Technol China;China Univ Petr;East China Univ Sci & Technol
- 来源：PUBLICATIONS DE L INSTITUT MATHEMATIQUE-BEOGRAD 2015
- 关键词：unicyclic graph signless Laplacian spectral radius matching number
