兰州大学机构库 >数学与统计学院

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Pullback attractors for a strongly damped delay wave equation in R-n 期刊论文
STOCHASTICS AND DYNAMICS, 2018, 卷号: 18
Authors:  Wang, YJ;  Qin, YZ;  Wang, JY;  Wang, YJ (reprint author), Lanzhou Univ, Sch Math & Stat, Gansu Key Lab Appl Math & Complex Syst, Lanzhou 730000, Gansu, Peoples R China.
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Strongly damped wave equation  unbounded domain  pullback attractor  variable delay  multi-valued process  
Adaptive thresholding for large volatility matrix estimation based on high-frequency financial data 期刊论文
JOURNAL OF ECONOMETRICS, 2018, 卷号: 203, 页码: 69-79
Authors:  Kim, D;  Kong, XB;  Li, CX;  Wang, YZ;  Wang, YZ (reprint author), Univ Wisconsin, Dept Stat, Madison, WI 53706 USA.
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Pre-averaging realized volatility  Regularization  Sparsity  Adaptive thresholding  Diffusion  Integrated volatility  
Data stream clustering by fast density-peak-search 期刊论文
STATISTICS AND ITS INTERFACE, 2018, 卷号: 11, 期号: 3, 页码: 183-189
Authors:  Su, JX;  Li, YW;  Zhao, XJ;  Su, JX (reprint author), Lanzhou Univ, Sch Math & Stat, Lanzhou 730000, Gansu, Peoples R China.
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Clustering  Data stream  Gaussian kernel density  Centrifugal distance  Density peaks  
Finite lattice approximation of infinite lattice systems with delays and non-Lipschitz nonlinearities 期刊论文
ASYMPTOTIC ANALYSIS, 2018, 卷号: 106, 期号: 3, 页码: 169-203
Authors:  Wang, YJ;  Sui, MY;  Wang, YJ (reprint author), Lanzhou Univ, Sch Math & Stat, Gansu Key Lab Appl Math & Complex Syst, Lanzhou 730000, Gansu, Peoples R China.
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Pullback attractors  lattice systems with delays  set-valued dynamical system  upper semicontinuity  
IMPULSIVE FRACTIONAL FUNCTIONAL DIFFERENTIAL EQUATIONS WITH A WEAKLY CONTINUOUS NONLINEARITY 期刊论文
ELECTRONIC JOURNAL OF DIFFERENTIAL EQUATIONS, 2017, 期号: 4
Authors:  Wang, YJ;  Gao, FS;  Kloeden, P;  Wang, YJ (reprint author), Lanzhou Univ, Sch Math & Stat, Gansu Key Lab Appl Math & Complex Syst, Lanzhou 730000, Gansu, Peoples R China.
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Impulsive fractional delay differential equation  global solution  Caputo fractional time derivative  
LONG-TIME BEHAVIOR OF STOCHASTIC REACTION-DIFFUSION EQUATION WITH DYNAMICAL BOUNDARY CONDITION 期刊论文
DISCRETE AND CONTINUOUS DYNAMICAL SYSTEMS-SERIES B, 2017, 卷号: 22, 期号: 7, 页码: 2627-2650
Authors:  Yang, L;  Yang, MH;  Yang, MH (reprint author), Huazhong Univ Sci & Technol, Sch Math & Stat, Wuhan 430074, Hunan, Peoples R China.
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Stochastic reaction-diffusion equation  dynamical boundary condition  higher-order integrability  continuity  pullback random attractor  
UNIFORM QUASI-DIFFERENTIABILITY OF SEMIGROUP TO NONLINEAR REACTION-DIFFUSION EQUATIONS WITH SUPERCRITICAL EXPONENT 期刊论文
ACTA MATHEMATICA SCIENTIA, 2017, 卷号: 37, 期号: 2, 页码: 301-315
Authors:  Zhong, YS;  Sun, CY;  Zhong, YS (reprint author), Fujian Normal Univ, Dept Math, Fuzhou 350117, Peoples R China.
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Uniform quasi-differentiability  semigroup  reaction-diffusion equation  
Fast predictor-corrector approach for the tempered fractional differential equations 期刊论文
NUMERICAL ALGORITHMS, 2017, 卷号: 74, 期号: 3, 页码: 717-754
Authors:  Deng, JW;  Zhao, LJ;  Wu, YJ(伍渝江);  Deng, JW (reprint author), Lanzhou Univ, Sch Math & Stat, Gansu Key Lab Appl Math & Complex Syst, Lanzhou 730000, Peoples R China.;  Deng, JW (reprint author), Northwest Univ Nationalities, Sch Math & Comp Sci, Lanzhou 730030, Peoples R China.
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Tempered fractional ordinary differential equation  Fast predictor-corrector approach  Short memory principle  Equidistributing meshes  
Convergence analyses on sparse feedforward neural networks via group lasso regularization 期刊论文
INFORMATION SCIENCES, 2017, 卷号: 381, 页码: 250-269
Authors:  Wang, J;  Cai, QL;  Chang, QQ;  Zurada, JM;  Wang, J (reprint author), China Univ Petr, Coll Sci, Qingdao 266580, Peoples R China.;  Wang, J (reprint author), Univ Louisville, Dept Elect & Comp Engn, Louisville, KY 40292 USA.
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Clarke Gradient  Convergence  Feedforward Neural Networks  Group Lasso  Non-differentiability  
Variable selection for semiparametric proportional hazards model under progressive Type-II censoring 期刊论文
COMMUNICATIONS IN STATISTICS-SIMULATION AND COMPUTATION, 2017, 卷号: 46, 期号: 3, 页码: 4367-4376
Authors:  Zhao, XJ;  Su, JX;  Zhao, XJ (reprint author), Lanzhou Univ, Sch Math & Stat, Lanzhou 730000, Gansu, Peoples R China.
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Cox proportional hazards model  Least absolute shrinkage and selection operator (LASSO)  Progressive Type-II censoring scheme  Semi-parametric estimation  Stepwise selection method  Variable selection