搜索结果: 1-15 共查到“数学 Variable”相关记录60条 . 查询时间(0.127 秒)
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：VC-PINN: variable coefficient physics-informed neural network for forward and inverse problems of PDEs with variable coefficient
VC-PINN 变系数 偏微分方程 正逆问题 变系数物理 知情神经网络
2023/11/13
The talk proposes a deep learning method specifically dealing with the forward and inverse problem of variable coefficient partial differential equations-Variable Coefficient Physics-Informed Neural N...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：μ-basis for a tensor product rational surface with respect to one variable
张量积 有理曲面 变量 μ基
2023/4/28
The method of moving planes and moving quadrics expresses the implicit equation of a rational parametric surface as a compact determinant. Efficient computation of the moving planes and moving quadric...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Variable selection for generalized linear models with interval-censored failure time data
区间删失 失效时间数据 广义线性模型 变量选择
2023/5/9
Variable selection is often needed in many fields and has been discussed by many authors in various situations.
中山大学岭南学院高级计量经济学课件（II：Panel Data）CH4 Instrumental Variable Estimation and Dynamic Panel Data Model
中山大学岭南学院 高级计量经济学 课件（II：Panel Data） CH4 Instrumental Variable Estimation and Dynamic Panel Data Model
2017/6/14
中山大学岭南学院高级计量经济学课件（II：Panel Data）CH4 Instrumental Variable Estimation and Dynamic Panel Data Model。
中山大学岭南学院高级计量经济学课件（I）CH5 Instrumental Variable Estimation
中山大学岭南学院 高级计量经济学 课件（I） CH5 Instrumental Variable Estimation
2017/6/14
中山大学岭南学院高级计量经济学课件（I）CH5 Instrumental Variable Estimation。
Discovering and Orienting the Edges Connected to a Target Variable in a DAG via a Sequential Local Learning Approach
Causal network Directed acyclic graph Discover causes and effects
2016/1/20
Given a target variable and observational data, we propose a sequential learning approach for discovering direct cause and effect variables of the target under the causal network frame-work. In the ap...
Regularization and variable selection via the elastic net
Grouping effect LARS algorithm Lasso Penalization p>n problem Variable selection
2015/8/21
We propose the elastic net, a new regularization and variable selection method. Real world data and a simulation study show that the elastic net often outperforms the lasso, while enjoying a similar s...
Discussion of “Latent Variable Graphical Model Selection via Convex Optimization”
Latent Variable Graphical Model Selection Convex Optimization
2015/6/17
We wish to congratulate the authors for their innovative contribution, which is bound to inspire much further research. We find latent variable model selection to be a fantastic application of matrix ...
SLOPE – Adaptive Variable Selection via Convex Optimization
Sparse regression variable selection false discovery rate lasso sorted `1 penalized estimation (SLOPE)
2015/6/17
We introduce a new estimator for the vector of coefficients β in the linear model y = Xβ +z, where X has dimensions n × p with p possibly larger than n. SLOPE, short for Sorted L-One Penalized Estimat...
An Application of a Variable Window Discrete Scan Statistic in Molecular Biology
Amino acids Moving sums Product-type approximation Scan statistic
2015/3/18
In this article a variable window discrete scan statistic is introduced for a
conditional scan statistic. This statistic is used to test the null hypothesis that the
observations are randomly distri...
Variational Iterative Algorithms in Photoacoustic Tomography with Variable Sound Speed
Variational Iterative Algorithms Photoacoustic Tomography
2014/9/26
In this paper, we investigate the adjoint equation in photoacoustic tomography with
variable sound speed, and propose three variational iterative algorithms. The basic
idea of these algorithms is to...
Real-Variable Theory and Fourier Integral Operators on Semisimple Lie Groups and Symmetric Spaces of Real Rank One
Real-Variable Theory Fourier Integral Operators Semisimple Lie Groups Symmetric Spaces Real Rank One
2014/4/3
Let G be a non-compact connected semisimple Lie group of real rank one with finite center, K a maximal compact subgroup of G and X = G/K an associated symmetric space of real rank one. We will p...
Bayesian variable selection for spatially dependent generalized linear models
generalized linear models variable selection Bayesian spatially
2012/11/22
Despite the abundance of methods for variable selection and accommodating spatial structure in regression models, there is little precedent for incorporating spatial dependence in covariate inclusion ...
Approximation of a random process with variable smoothness
locally stationary processes multifractional Brownian motion piecewise constant approximation
2012/6/25
We consider the rate of piecewise constant approximation to a locally stationary process $X(t),t\in [0,1]$, having a variable smoothness index $\alpha(t)$. Assuming that $\alpha(\cdot)$ attains its un...
Heat Generation Effects on MHD Natural Convection Flow along a Vertical Wavy Surface with Variable Thermal Conductivity
Natural Convection Magnetohydrodynamics Heat Transfer Wavy Surface Temperature Dependent Thermal Conductivity Heat Generation
2013/1/30
The heat generation effects on magnetohydrodynamic(MHD) natural convection flow along a vertical wavy surface with variable thermal conductivity have been investigated. The governing boundary layer eq...