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中国科学院数学与系统科学研究院机构知识库
KMS Of Academy of mathematics and systems sciences, CAS
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动态增长率模型与海外新冠疫情分析
期刊论文
应用数学学报, 2020, 卷号: 43, 期号: 2, 页码: 452-467
Authors:
胡云鹤
;
孔京
;
杨路
;
王昕雨
;
张一
;
戴彧虹
;
杨周旺
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View/Download:85/0
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Submit date:2021/01/14
COVID-19
global outbreak
existing infected case number
dynamic growth rate
inflection point
新型冠状病毒
海外疫情
现存病例数
动态增长率
拐点
Uzawa methods for a class of block three-by-three saddle-point problems
期刊论文
NUMERICAL LINEAR ALGEBRA WITH APPLICATIONS, 2019, 页码: 26
Authors:
Huang, Na
;
Dai, Yu-Hong
;
Hu, QiYa
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View/Download:65/0
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Submit date:2020/01/10
inexact Uzawa method
saddle-point problem
Uzawa method
A family of spectral gradient methods for optimization
期刊论文
COMPUTATIONAL OPTIMIZATION AND APPLICATIONS, 2019, 卷号: 74, 期号: 1, 页码: 43-65
Authors:
Dai, Yu-Hong
;
Huang, Yakui
;
Liu, Xin-Wei
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View/Download:55/0
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Submit date:2020/01/10
Unconstrained optimization
Steepest descent method
Spectral gradient method
R-linear convergence
R-superlinear convergence
Efficient projected gradient methods for cardinality constrained optimization
期刊论文
SCIENCE CHINA-MATHEMATICS, 2019, 卷号: 62, 期号: 2, 页码: 245-268
Authors:
Xu, Fengmin
;
Dai, Yuhong
;
Zhao, Zhihu
;
Xu, Zongben
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View/Download:68/0
  |  
Submit date:2019/04/02
sparse approximation
projected gradient method
global convergence
signal recovery
index tracking
Alternating projection method for a class of tensor equations
期刊论文
JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS, 2019, 卷号: 346, 页码: 490-504
Authors:
Li, Zhibao
;
Dai, Yu-Hong
;
Gao, Huan
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View/Download:67/0
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Submit date:2019/01/11
Tensor-vector product
Tensor equation
Ellipsoid surface
Alternating projection method
Regularity
AN OUTER APPROXIMATION METHOD FOR A CLASS OF MINIMAX CONVEX MINLP PROBLEMS
期刊论文
JOURNAL OF NONLINEAR AND CONVEX ANALYSIS, 2019, 卷号: 20, 期号: 3, 页码: 379-393
Authors:
Chen, Liang
;
Dai, Yu-Hong
;
Wei, Zhou
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View/Download:51/0
  |  
Submit date:2020/01/10
Minimax convex problem
MINLP
outer approximation
subgradient
master program
efficientprojectedgradientmethodsforcardinalityconstrainedoptimization
期刊论文
sciencechinamathematics, 2019, 卷号: 62, 期号: 2, 页码: 245
Authors:
Xu Fengmin
;
Dai Yuhong
;
Zhao Zhihu
;
Xu Zongben
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View/Download:45/0
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Submit date:2020/01/10
On sparse beamformer design with reverberation
期刊论文
APPLIED MATHEMATICAL MODELLING, 2018, 卷号: 58, 页码: 98-110
Authors:
Li, Zhibao
;
Yiu, Ma Fai Cedric
;
Dai, Yu-Hong
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View/Download:48/0
  |  
Submit date:2018/07/30
Sparse beamformer design
Reverberation
Nonconvex optimization
Smoothing approximation
Smoothing BB-gradient method
GRADIENT-BASED METHOD WITH ACTIVE SET STRATEGY FOR l(1) OPTIMIZATION
期刊论文
MATHEMATICS OF COMPUTATION, 2018, 卷号: 87, 期号: 311, 页码: 1283-1305
Authors:
Cheng, Wanyou
;
Dai, Yu-Hong
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View/Download:45/0
  |  
Submit date:2018/07/30
l(1) minimization
compressive sensing
active set
Barzilai-Borwein method
An index tracking model with stratified sampling and optimal allocation
期刊论文
APPLIED STOCHASTIC MODELS IN BUSINESS AND INDUSTRY, 2018, 卷号: 34, 期号: 2, 页码: 144-157
Authors:
Wang, Meihua
;
Xu, Fengmin
;
Dai, Yu-Hong
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View/Download:54/0
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Submit date:2018/07/30
index tracking
out-of-sample performance
stratified sampling
stratified hybrid genetic algorithm
s-rar crossover