نتایج جستجو برای: non convex

تعداد نتایج: 1360567  

Journal: :Nonlinear Analysis-theory Methods & Applications 2021

We study non-convex Hamilton–Jacobi equations in the presence of gradient constraints and produce new, optimal, regularity results for solutions. A distinctive feature those regards existence a lower bound to norm gradient; it competes with elliptic operator governing problem, affecting This class models relates various important questions finds applications several areas; particular interest i...

Journal: :CoRR 2016
Mohammad Gheshlaghi Azar Eva L. Dyer Konrad P. Körding

Finding efficient and provable methods to solve non-convex optimization problems is an outstanding challenge in machine learning. A popular approach used to tackle non-convex problems is to use convex relaxation techniques to find a convex surrogate for the problem. Unfortunately, convex relaxations typically must be found on a problemby-problem basis. Thus, providing a general-purpose strategy...

Babak Adham Naser Ghorbani, Payam Farhadi

In this paper particle swarm optimization with smart inertia factor (PSO-SIF) algorithm is proposed to solve combined heat and power economic dispatch (CHPED) problem. The CHPED problem is one of the most important problems in power systems and is a challenging non-convex and non-linear optimization problem. The aim of solving CHPED problem is to determine optimal heat and power of generating u...

In this paper we find a characterization type result for (η1,η2)-convex functions. The Fejér integral inequality related to (η1,η2)-convex functions is obtained as a generalization of Fejér inequality related to the preinvex and η-convex functions. Also some Fejér trapezoid and midpoint type inequalities are given in the case that the absolute value of the derivative of considered function is (...

ژورنال: انرژی ایران 2017

This paper presents a novel identification technique for estimation of unknown parameters in photovoltaic (PV) systems. A single diode model is considered for the PV system, which consists of five unknown parameters. Using information of standard test condition (STC), three unknown parameters are written as functions of the other two parameters in a reduced model. An objective function and ...

The concepts of $L$-convex systems and Scott-hull spaces are proposed on frame-valued setting. Also, we establish the categorical isomorphism between  $L$-convex systems and Scott-hull spaces. Moreover, it is proved that the category of $L$-convex structures is  bireflective in the category of $L$-convex systems. Furthermore, the quotient systems of $L$-convex systems are studied.

Journal: :مهندسی بیوسیستم ایران 0
سمیه امرایی دانشجوی کارشناسی ارشد دانشکده مهندسی زراعی و عمران روستایی، گروه مکانیک بیوسیستم، دانشگاه کشاورزی و منابع طبیعی رامین خوزستان سامان آبدانان مهدی زاده دانشگاه رامین خوزستان سمیه سالاری استادیار دانشکده علوم دامی و صنایع غذایی، گروه علوم دامی، دانشگاه کشاورزی و منابع طبیعی رامین خوزستان

the purpose of this study was to identify daily changes in body weight of broiler chickens using image processing and multi-regression analysis. therefore, thirty 1-day-old broiler chickens were reared under standard rearing condition and after acquiring images they were weighted, individually. from 2490 digital images, six features (perimeter, area convex, major axis, minor axis, eccentricity)...

Journal: :international journal of nonlinear analysis and applications 2015
mohammad moosaei

we first obtain some properties of a fundamentally nonexpansive self-mapping on a nonempty subset of a banach space and next show that if the banach space is having the opial condition, then the fixed points set of such a mapping with the convex range is nonempty. in particular, we establish that if the banach space is uniformly convex, and the range of such a mapping is bounded, closed and con...

Journal: :Proceedings of the AAAI Conference on Artificial Intelligence 2019

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