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兰州财经大学机构知识库
Lanzhou University of Finance and Economics. All
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Landweber iteration method for simultaneous inversion of the source term and initial data in a time-fractional diffusion equation
期刊论文
Journal of Applied Mathematics and Computing, 2022, 卷号: 68, 期号: 5, 页码: 3219-3250
作者:
Wen, Jin
;
Liu, Zhuan-Xia
;
Yue, Chong-Wang
;
Wang, Shi-Juan
收藏
  |  
浏览/下载:56/0
  |  
提交时间:2023/02/24
Diffusion
One dimensional
Partial differential equations
Iterative methods
Parameterization
Mathematical operators
A priori and a posteriori parameter choice rule
Conditional stability
Landweber iteration
Landweber iteration methods
Operator equation
Parameter choice rules
Posteriori
Simultaneous inversion
Source terms
Time fractional diffusion equation
FRACTIONAL TIKHONOV REGULARIZATION METHOD FOR SIMULTANEOUS INVERSION OF THE SOURCE TERM AND INITIAL DATA IN A TIME-FRACTIONAL DIFFUSION EQUATION
期刊论文
ROCKY MOUNTAIN JOURNAL OF MATHEMATICS, 2023, 卷号: 53, 期号: 1, 页码: 249-273
作者:
Wen, Jin
;
Yue, Chong-Wang
;
Liu, Zhuan-Xia
;
Wang, Shi-Juan
收藏
  |  
浏览/下载:38/0
  |  
提交时间:2023/07/19
time-fractional diffusion equation
simultaneous inversion
fractional Tikhonov regularization
a priori and a posteriori regularization parameters
Simultaneous determination of source term and the initial value in the space-fractional diffusion problem by a novel modified quasi-reversibility regularization method
期刊论文
Physica Scripta, 2023, 卷号: 98, 期号: 2
作者:
Wen, Jin
;
Ren, Xue-Juan
;
Wang, Shi-Juan
收藏
  |  
浏览/下载:43/0
  |  
提交时间:2023/04/04
Diffusion
Numerical methods
Partial differential equations
Error estimates
Fractional diffusion equation
Initial inverse problem
Inverse source
Modified quasi-reversibility regularization method
Quasi-reversibility
Regularization methods
Simultaneous determinations
Space-fractional diffusion equation
Space-fractional diffusions
Option pricing under sub-mixed fractional Brownian motion based on time-varying implied volatility using intelligent algorithms
期刊论文
Soft Computing, 2023, 卷号: 27, 期号: 20, 页码: 15225-15246
作者:
Guo, Jingjun
;
Kang, Weiyi
;
Wang, Yubing
收藏
  |  
浏览/下载:47/0
  |  
提交时间:2023/07/17
Brownian movement
Commerce
Convolutional neural networks
Costs
Financial markets
Investments
Learning systems
Risk analysis
Risk assessment
Artificial intelligence algorithms
Deep learning
Financial assets
Implied volatility
Intelligent Algorithms
Mixed fractional Brownian motion
Options pricing
Pricing models
Sub-mixed fractional brownian motion
Time varying
The optimal investment strategy for DC pension plan with a dynamic investment target
期刊论文
Xitong Gongcheng Lilun yu Shijian/System Engineering Theory and Practice, 2017, 卷号: 37, 期号: 9, 页码: 2209-2221
作者:
Sun, Jingyun
;
Li, Zhongfei
;
Li, Yongwu
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  |  
浏览/下载:88/0
  |  
提交时间:2021/03/24
Continuous time systems
Dynamic programming
Pension plans
Strategic planning
Continuous
time
Hamilton Jacobi Bellman equation
Mean variance
Optimal investments
Optimal strategies
Pension funds
Quadratic loss
Terminal wealth
Higher-Order Derivative of Intersection Local Time for Two Independent Fractional Brownian Motions
期刊论文
JOURNAL OF THEORETICAL PROBABILITY, 2019, 卷号: 32, 期号: 3, 页码: 1190-1201
作者:
Guo, Jingjun
;
Hu, Yaozhong
;
Xiao, Yanping
Adobe PDF(383Kb)
  |  
收藏
  |  
浏览/下载:118/8
  |  
提交时间:2021/03/24
Fractional Brownian motion
Intersection local time
k-th derivative of intersection local time
Exponential integrability
Time-dependent global attractor for the nonclassical diffusion equations (vol 94, pg 1439, 2015)
期刊论文
APPLICABLE ANALYSIS, 2015, 卷号: 94, 期号: 7, 页码: 1439-1449
作者:
Ding, Tao
;
Liu, Y-F;Ding, Tao
Adobe PDF(315Kb)
  |  
收藏
  |  
浏览/下载:120/19
  |  
提交时间:2021/03/25
time-dependent global attractor
time-dependent absorbing set
nonclassical diffusion equations
Attractors for the nonclassical diffusion equations of Kirchhoff type with critical nonlinearity on unbounded domain(dagger)
期刊论文
DYNAMICAL SYSTEMS-AN INTERNATIONAL JOURNAL, 2019, 卷号: 34, 期号: 4, 页码: 640-667
作者:
Zhang, Fanghong
;
Bai, Lihong
收藏
  |  
浏览/下载:89/0
  |  
提交时间:2021/03/24
Nonclassical diffusion equation of Kirchhoff type
global attractor
exponential attractors
fractal dimension
critical nonlinearity
Robust exponential attractors for the non-autonomous nonclassical diffusion equation with memory
期刊论文
DYNAMICAL SYSTEMS-AN INTERNATIONAL JOURNAL, 2013, 卷号: 28, 期号: 4, 页码: 501-517
作者:
Pan, Li-xia
;
Liu, Yong-feng
收藏
  |  
浏览/下载:75/0
  |  
提交时间:2021/03/24
non-classical diffusion equation
robust exponential attractors
critical exponent
Efficient valuation and exercise boundary of American fractional lookback option in a mixed jump-diffusion model
期刊论文
INTERNATIONAL JOURNAL OF FINANCIAL ENGINEERING, 2017, 卷号: 4, 期号: 2-3, 页码: 1
作者:
Yang, Zhaoqiang
收藏
  |  
浏览/下载:848/190
  |  
提交时间:2021/03/24
Mixed jump-diffusion fractional Brownian motion
Wick-Ito-Skorohod integral
fundamental solutions
optimal exercise boundary