The time-dependent model and estimator
A global partial likelihood estimator of the time-varying effects for time-dependent treatment
... of time-dependent ...of time-dependent treatment is often complex, as it involves model- ing treatment history and accounting for the possible time-varying nature of the ...
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Using Time Dependent Covariates and Time Dependent Coefficients in the Cox Model
... the time point, the second, if present, is the value to be inserted, and an optional third argument is the initial ...the time point and 1 ...first time point) will be the initial ...existing ...
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Using Time Dependent Covariates and Time Dependent Coefficients in the Cox Model
... for time dependent covariates in a Cox model is simple and essentially the same as that for gambling: you cannot look the ...A model that predicts survival as a function of ever versus never ...
16
On the convergence rates of kernel estimator and hazard estimator for widely dependent samples
... On the other hand, different from strong mixing and negatively associated random vari- ables, widely orthant dependence random variables (defined below) were introduced by Wang and Cheng ([6], 2011). Chen et al. ([7], ...
10
A Time Dependent Model for Image Denoising
... Abstract In this paper, we propose a new time dependent model for solving total variation (TV) minimi- zation problem in image denoising. The main idea is to apply a priori smoothness on the solution ...
12
Comparison of the Inverse Probability of Treatment Weighted (IPTW) Estimator With a Naïve Estimator in the Analysis of Longitudinal Data With Time-Dependent Confounding: A Simulation Study
... IPTW estimator in instances where the MSM has been ...IPTW estimator do not aim at the true parameters defined by the full data; that is, the IPTW estimates we reported, using stabilized weights, provide an ...
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An error estimator for real-time simulators based on model order reduction
... Probably, the field in which more effort has been paid to the development of real-time simulation techniques is that of computational surgery [5–10]. This is because surgery training systems are equipped with haptic ...
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Consistency of the Priestley–Chao estimator in nonparametric regression model with widely orthant dependent errors
... Abstract In this paper, we establish the strong consistency and complete consistency of the Priestley–Chao estimator in nonparametric regression model with widely orthant dependent errors under some ...
13
Asymptotic properties of wavelet based estimator in nonparametric regression model with weakly dependent processes
... regression model with replicated observations based on the ϕ -mixing and the ρ -mixing error’s structures respectively, for exhibiting dependence among the ...wavelet estimator, prove the moment ...
18
2 Cox Model with Time-Dependent Covariate
... The financial ratio can be calculated from financial reports that are available annually, bi-annually, or quarterly. In this research, the financial ratios as a subject-specific attribute are calculated quarterly. ...
9
A time-dependent freight tour synthesis model
... the time-dependent nature of the problem requires the specification of tour departure times, the tra- vel times on the network, and traffic volumes by time of ...per time interval provided by ...
25
EOQ Model for Ameliorating Items with Time Dependent Demand and linear Time-Dependent Holding Cost
... Stocked items are said to be ameliorative when they incur a gradual increase in quality, quantity or both with time. We develop a model that determines the optimal replenishment cycle time such that ...
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An EOQ model for time dependent deteriorating item with imprecise seasonal time
... EOQ MODEL FOR TIME DEPENDENT DETERIORATING ITEM WITH IMPRECISE Department of Mathematics, Chandrakona Vidyasagar Mahavidyalaya, Chandrakona-721201, ...inventory model of a deteriorating item ...
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Uniform convergence of estimator for nonparametric regression with dependent data
... uniform convergence rate 1 Introduction Kernel-type estimators of the regression function are widely various situations because of their flexibility and efficiency, in the dependent cases as well as in the ...
12
Storm-time ring current: model-dependent results
... As was mentioned above, many studies were conducted using the ring current simulations where different combina- tions of different representations for magnetic and electric fields and boundary conditions were used, and a ...
26
A time-dependent model for improved biogalvanic tissue characterisation
... a time-dependent element to the characterisation model to account for losses associated with this transient ...this model to repeat biogalvanic measurements on a single ex vivo human colon ...
8
Time-Dependent Kondo Model with a Factorized Initial State
... level model with k -dependent hybridization is only an approximate solution of the ow equations, whi
h provides the right lowenergy spe
trum, but does not explain the real physi
al nature of quasiparti
...
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Non-Hermitian Swanson model with a time-dependent metric
... using time-independent metric operators have been extensively studied and well established [12, 13], the generaliza- tion to time-dependent (TD) metric operators has raised controversy ...the ...
18
A stochastic prey predator model with time dependent delays
... China Abstract A stochastic predator-prey system with time-dependent delays is considered. Firstly, we show the existence of a global positive solution and stochastically ultimate boundedness. Secondly, the ...
15
Multi objective fuzzy inventory model with deterioration, price and time dependent demand and time dependent holding cost
... inventory model with time dependent holding cost, selling price as well as time dependent ...inventory model has been considered under limitation on storage ...inventory ...
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