نتایج جستجو برای: quadratic inference functions

تعداد نتایج: 624758  

2009
Zhengyuan Gao

Zhengyuan Gao This paper considers the dynamic discrete game model with fixed points in the worst case and with incomplete beliefs. In the worst case, an -approximation to a fixed point does not lead to the consistent second step estimator of the parametric structural parameters. Given certain structures of the value function, we propose an alternative two-step inference algorithm. The first st...

Journal: :IACR Cryptology ePrint Archive 2013
Chunming Tang Yanfeng Qi Maozhi Xu

In this paper, we first discuss the bentness of a large class of quadratic Boolean functions in polynomial form f(x) = ∑n 2 −1 i=1 Tr n 1 (cix 1+2i) + Tr n/2 1 (cn/2x 1+2n/2), where ci ∈ GF (2) for 1 ≤ i ≤ n 2 − 1 and cn/2 ∈ GF (2). The bentness of these functions can be connected with linearized permutation polynomials. Hence, methods for constructing quadratic bent functions are given. Furthe...

Journal: :مدیریت صنعتی 0
محمود گلابچی استاد گروه مدیریت پروژه و ساخت دانشکدة معماری، دانشگاه تهران، تهران، ایران امیر فرجی دانشجوی دکتری مدیریت پروژه و ساخت دانشکدة معماری، دانشگاه تهران، تهران، ایران

during pre-project planning as an essential phase of a project, fundamental decisions that lead to project success or failure will make. this phase of a project is more important essentially in oil, gas and petrochemical mega projects that tremendous amount of resources should consume. uncertainty in the initial phases of the project is at the highest level and therefore major project decisions...

2000
Ingo Wegener Carsten Witt

Evolutionary algorithms are randomized search heuristics, which are often used as function optimizers. In this paper the well-known (1+1) Evolutionary Algorithm ((1+1) EA) and its multistart variants are studied. Several results on the expected runtime of the (1+1) EA on linear or unimodal functions have already been presented by other authors. This paper is focused on quadratic pseudo-boolean ...

Journal: :Math. Program. 1999
Kaj Madsen Hans Bruun Nielsen Mustafa Ç. Pinar

We consider the strictly convex quadratic programming problem with bounded variables. A dual problem is derived using Lagrange duality. The dual problem is the minimization of an unconstrained, piecewise quadratic function. It involves a lower bound of λ1, the smallest eigenvalue of a symmetric, positive definite matrix, and is solved by Newton iteration with line search. The paper describes th...

Saeed Reza Ostadzadeh

In this paper, inference model is proposed so as to analyze nonlinearly loaded dipole antenna. In modeling process, linear and nonlinear behavior of the problem is saved as simple and unchanged membership functions and the effect of incident wave on the induced voltage at different harmonies are then extracted easily. Consequently the model achieved is more efficient than previous studies using...

Journal: :Open journal of mathematical optimization 2021

Piecewise Linear-Quadratic (PLQ) penalties are widely used to develop models in statistical inference, signal processing, and machine learning. Common examples of PLQ include least squares, Huber, Vapnik, 1-norm, their asymmetric generalizations. Properties these estimators depend on the choice penalty its shape parameters, such as degree asymmetry for quantile loss, transition point between li...

Journal: :Communications in Statistics - Theory and Methods 1977

Farzaaneh Zaarei Fatemeh Ebrahimi Shaghaghi Rahimeh Rasouli Reza Ghiasi,

In this article, the optimized geometry, IR and UV spectra, frontier orbital analysis, natural bond orbital (NBO) analyses, and thermodynamic parameters of pomalidomide were investigated. The calculated structural parameters and stretching frequencies values are compared with experimentalvalues of the investigated compound. Also, the relations of the thermodynamic functions vs.temperatures were...

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