نتایج جستجو برای: smoothing

تعداد نتایج: 21313  

2004
Ahmet Çinar

This paper describes a novel approach based on fuzzy logic technique for smoothing process on the unstructured meshes in 2D. The proposed method works local on triangulation. Therefore, remeshing does not require. It is known that other smoothing operations such as laplacian smoothing , optimization based smoothing, angle based smoothing, and hybrid smoothing operations work global. That is, in...

ژورنال: اقتصاد مالی 2018
ناصر سیف الهی

هدف این پژوهش بررسی تأثیر مدیریت هموارسازی سود بر هزینه بدهی با تأکید بر درماندگی مالی شرکت‌های پذیرفته‌شده در بورس اوراق بهادار تهران است. در راستای هدف تحقیق نمونه­ای متشکل از 122 شرکت از شرکت‌های پذیرفته‌شده در بورس اوراق بهادار تهران در طی دوره زمانی 1388 تا 1395 انتخاب گردید. به‌منظور آزمون فرضیه­های پژوهش، مدل ارائه‌شده به‌صورت پانل دیتا و با استفاده  از مدل گشتاور تعمیم‌یافته (GLS) برآور...

Journal: :bulletin of the iranian mathematical society 2011
a. madankan

‎in this paper‎, ‎we present a novel approach for image selective smoothing by the evolution of two paired nonlinear‎ ‎partial differential equations‎. ‎the distribution coefficient in de-noising equation controls the speed of distribution‎, ‎and is‎ ‎determined by the edge-strength function‎. ‎in the previous works‎, ‎the edge-strength function depends on isotropic‎ ‎smoothing of the image‎...

Journal: :Math. Program. 2012
Xiaojun Chen

We consider a class of smoothing methods for minimization problems where the feasible set is convex but the objective function is not convex, not differentiable and perhaps not even locally Lipschitz at the solutions. Such optimization problems arise from wide applications including image restoration, signal reconstruction, variable selection, optimal control, stochastic equilibrium and spheric...

Journal: :Bulletin of the American Mathematical Society 1978

Journal: :IEEJ Transactions on Electronics, Information and Systems 1997

Journal: :Tohoku Mathematical Journal 1981

Journal: :Naval Research Logistics 2022

Exponential smoothing has been one of the most popular forecasting methods used to support various decisions in organizations, activities such as inventory management, scheduling, revenue and other areas. Although its relative simplicity transparency have made it very attractive for research practice, identifying underlying trend remains challenging with significant impact on resulting accuracy...

Journal: :Abstracts of the ICA 2023

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