the generalized estimating equations approach

... in the model to take account of the correlation When included, the type of model is usually termed a generalized linear mixed model (GLMM), or otherwise a marginal model Another split in the ... parameters Again, these effects operate on the log mean scale 2.3 Marginal modeling approach Since there are relatively few observations per animal for estimating the u j , a marginal modeling approach ... the GEE2 approach [31,32] Note that these GEEs are the analog of the likelihood estimating (score) equations for maximum likelihood estimation, and the normal equations for standard linear models...

Ngày tải lên: 14/08/2014, 13:22

... CHAPTER GENERALIZED ESTIMATING EQUATIONS 16 Generalized Estimating Equations (GEE), the prime subject in my thesis, are traditionally presented as an extension to the standard array of Generalized ... ESTIMATING EQUATIONS Chapter Generalized Estimating Equations 2.1 Introduction The term Generalized Estimating Equations indicates that an estimating equation is not necessarily the score function derived ... of the mean and the regularity conditions, while the CHAPTER GENERALIZED ESTIMATING EQUATIONS 13 specification of the “working” correlation matrix Ri (α) doesn’t count too much Note that in generalized...

Ngày tải lên: 05/10/2015, 13:53

... this thesis The main objective of the thesis is to study the impact of misspecification of the correlation matrix on both the regression and correlation parameters in a Generalized Estimating Equations ... In this thesis, we aim to clarify some of these issues Firstly, the feasibility of the estimators for the correlation parameters under misspecification and secondly the efficiency of the various ... parameter The covariance matrix of yi , denoted by Vi is assumed to be of the 1/2 1/2 form φAi Ri Ai with Ai =diag(σij2 ) and Ri the correlation matrix 1.3 Generalized Estimating Equations The notation...

Ngày tải lên: 22/10/2015, 22:37

... Notice that in all these equations, f is the unknown function and the other ones are given mappings Our principal tool is the following fixed point alternative 4 Fixed Point Theory and Applications ... obtained for the equation w◦g◦η g 2.9 Applications to the generalized equation of the square root spiral As a consequence of Theorem 2.1, we obtain a generalized stability result for the equation ... particular case of Theorem 4.1 see also 39 We also show that the generalized stability of 3.1 can be obtained as consequence of the following theorem 12 Fixed Point Theory and Applications Theorem 5.1...

Ngày tải lên: 22/06/2014, 06:20

... to the others For example, the flow from University to Industry and vice versa Therefore, these flows become the main factor in the individual model and are considered as the third level The ... structural The former is the familiar contextual dependence of elements on other elements in performing their function, whereas the later is the dependence of the priority of elements on the priority ... from the top with the goal having the greatest influence of importance The AHP model formulation process starts both from bottom (the alternatives) and from the top (the objective, goal) or the...

Ngày tải lên: 23/04/2013, 10:29

... ALM: The target linguistic system will be learned through the overt teaching of the patterns of the system (14) CLT: Communicative competence is the desired goal ALM: Linguistic competence is the ... the language ALM: The teacher controls the learners and prevents them from doing anything that conflicts with the theory (18) CLT: Language is created by the individual often through trial and ... either in the flesh, through pair and group work, or in their writings ALM: Students are expected to interact with the language system, embodied in machines or controlled materials (21) CLT: The...

Ngày tải lên: 19/08/2013, 23:10

... In other words, in the process approach the focus of 10 teaching and learning is placed on the process of writing rather than the final product In product approach, the process skills and the ... Comments of the T and S on the topics and exercises in the textbook According to the result shown in the table, the majority of the subjects indicated that the topics and exercises in the textbook ... students seem to favor the tasks that familiar with their real lives and they can use them right after the lesson into their daily life However, they also add that they expect the teachers to use...

Ngày tải lên: 07/09/2013, 13:51

... behavior of these quantities relative to λ 1157 NONLINEAR WAVE EQUATIONS Theorem 4.5 (The asymptotics theorem) In the spacetime region D0 (see Theorem 3.4) the quantities b, Θ satisfy the following ... of the null structure equations Our work is divided in three parts In this paper we give all the details in the proof of the Main Theorem with the exception of those results which concern the ... of both the vanishing of the Ricci curvature of g and the wave coordinate condition (2) The other important new features are the use of energy estimates along the null hypersurfaces s−1 The derivatives...

Ngày tải lên: 16/02/2014, 05:20

... for All The progress report of the WHO/UNICEF Joint Monitoring The progressreport of the WHO/UNICEF Joint Monitoring report of the WHO/UNICEF Joint Monitoring The progress report of the WHO/UNICEF ... While the main purpose of the UN-Water report to the 16th session of the CSD in 2008 was to take stock of the development and implementation of IWRM and Water Efficiency Plans, from the JPOI, the ... guidelines and the response of the Level questionnaire for the country in advance of the task The interviews provided a narrative story of the situation in each Level country It deepens the understanding...

Ngày tải lên: 21/02/2014, 12:20

Ngày tải lên: 17/03/2014, 14:44

... estimators use the observations to first estimate the parameters Then the corresponding models are used to estimate the vocabulary size over the larger sample Thus the frequency spectra of the observations ... IIS-0623805 from the National Science Foundation • From the Figure 1, we see that our estimator compares quite favorably with the best of the state of the art estimators The best of the state of the art ... sample of size n, the sample serves to calculate the parameters of the model The expected vocabulary for a given sample size is then determined using the explicit relation The parametric estimators...

Ngày tải lên: 23/03/2014, 16:21

... books for teaching the theories of each scientific field In this book, rather, these theories and background concepts are presented in the depth needed to combine the basic theories of materials ... Sn along the crystal axis is about three times of that along the x and y axes, and the coefficient of thermal expansion along the z axis is two times that along the two other axes [10]) The anisotropy ... formula: in addition to the magnitude of thermal change (DT) and the difference in the CTEs (Da), the extent of deformation (Dc) depends on the structure of the component, namely the height (h) of...

Ngày tải lên: 24/03/2014, 02:20

... The Lagrange–Routh Equations We now put together the information on the structure of the two form βµ with the reduced equations in the previous section The Horizontal Equation We begin with the ... from the body, where k points upward and A is the element of SO(3) describing the current configuration of the body For a discussion of the Lie–Poisson nature of these equations on the dual of the ... distinguish e these, we use phrases like basic Euler–Poincar´ equations for the equations (1.6) and simply e the Euler–Poincar´ equations or the Euler–Poincar´ equations with advection or the Euler–...

Ngày tải lên: 24/04/2014, 16:49

... items in the HADS Anxiety subscale, and the other containing the items in the HADS Depression subscale The comparison of the GAD-7 scores of the four severity groups of anxiety diagnosed by the HADS-A ... methods The GAD-7 questionnaire is a one-dimensional selfadministered scale designed to assess the presence of the symptoms of Generalized Anxiety Disorder (GAD), as listed in the DSM-IV The contents ... to further assess understandability The reconciled version was administered to the pilot sample together with a brief additional questionnaire to ascertain the help needed to complete the questionnaire,...

Ngày tải lên: 18/06/2014, 19:20

... one, the general 2.2 The analysis if the recurrent potential function of the type zυ The HC, besides the gamma function, also has the potential component rk+n-3 The generalized equation of the ... or surface, then the cube surface and volume, where there exists only the variable the half-edge r (Figure 1) Having in mind the characteristic that the derivatives with respect to the half-edge ... Namely, here we know that the exponent with the basis of the half-edge r of the HC function is υ = k+n-3 Now, the mth derivation of the HC on the radius is defined by the following equation ∂m...

Ngày tải lên: 20/06/2014, 21:20

... Difference Equations r r In the special case x 0, Gn,χ,q Gn,χ,q are called the nth generalized q-Genocchi numbers of order r attached to χ Therefore, we obtain the following theorem Theorem 2.1 ... Advances in Difference Equations, vol 2010, Article ID 309480, pages, 2010 V Kurt, “A further symmetric relation on the analogue of the Apostol-Bernoulli and the analogue of the Apostol-Genocchi ... known that the generalized Genocchi polynomials attached to χ are defined by d−1 a χ a −1 a eat edt 2t ∞ ext Gn,χ x n tn n! 1.3 Gn,χ are called the nth generalized Genocchi see In the special...

Ngày tải lên: 21/06/2014, 05:20

... convergence is called the Shannon-McMillan theorem or the entropy theorem or the asymptotic equipartition property AEP in information theory The Shannon-McMillan theorem on the Markov chain has ... extensively see 2, In the recent years, with the development of the information theory scholars get to study the Shannon-McMillan theorems for the random field on the tree graph see The tree models ... of the deviation between the arbitrary random fields and the Markov chain fields on the generalized Bethe tree Main Results Theorem 2.1 Let X {Xt , t ∈ T} be an arbitrary random field on the generalized...

Ngày tải lên: 21/06/2014, 05:20

... r In the special case, x 0, the sequence βn,χ,q numbers of order r attaches to χ βn,χ,q are called the n th generalized q-Bernoulli By 2.13 and 2.14 , one obtains the following theorem Theorem ... 288–299, 2002 14 V Kurt, “A further symmetric relation on the analogue of the Apostol-Bernoulli and the analogue of the Apostol-Genocchi polynomials,” Applied Mathematical Sciences, vol 3, no ... integral equations of p-adic q-integrals on Zp First, we derive some interesting equations of p-adic q-integrals on Zp From these equations, we give some interesting formulae for the higher-order...

Ngày tải lên: 21/06/2014, 07:20

... , then b ∈ BMO Rn Remark 1.5 It is easy to check that b, μS f x ≤ 2λn b, μ∗, f x see, e.g., the proof λ of 19 in 15, page 89 , we therefore give only the proofs of Theorem 1.2 for b, μΩ and Theorem ... log N Then, N ≤ B Ω, p, n, τ − B13 log N 3.23 Theorem 1.3 is proved Acknowledgments The authors wish to express their gratitude to the referee for his/her valuable comments and suggestions The ... Littlewood-Paley operators are neither the convolution operator nor the linear operators, hence, we need new ideas and nontrivial estimates in the proof Proof of Theorem 1.2 Let us begin with recalling...

Ngày tải lên: 21/06/2014, 07:20

... extension of the results of If we put σ these theorems, the same results as Theorem in are obtained in We will prove Theorem 1.1 a and b in Sections and 4, respectively The proof of Theorem 1.2 ... the other hand, 6–9 and so on study the inhomogeneous equations i.e., f x / ≡ in 1.1 Bandle et al study the case m 1, σ 0, and Zeng and Zhang study the case σ In this paper, we investigate the ... and Qi study the case m > 0, σ 0, Pinsky studies the case m 1, σ > −2, and Suzuki studies the case m ≥ 1, −∞ < σ < ∞ The following two results are proved by them: ∗ if p ≤ pm,σ , then every nontrivial...

Ngày tải lên: 21/06/2014, 11:20