نتایج جستجو برای: basic function

تعداد نتایج: 1448427  

2008
Daisuke Ueno Kouhei Masumoto Sunao Iwaki Kouichi Sutani Ayako Fujita Sameer Walawalkar James L. McClelland Nathaniel Urban

Introduction: Several studies have reported a relationship between neural activity in the parietal cortex and episodic memory retrieval. While positron emission tomography has revealed that the left parietal cortex shows greater activity in retrieving auditory information than visual information during word recognition, the temporal characteristics of such parietal activities remain unclear. In...

2008
Robert Arp Barry Smith

Numerous research groups are now utilizing Basic Formal Ontology (BFO) as an upper-level framework to assist in the organization and integration of biomedical information. This paper provides elucidation of the three BFO categories of function, role, and disposition, and considers two proposed sub-categories of artifactual function and biological function. The motivation is to help advance the ...

Journal: :Computer Networks and ISDN Systems 1992
Fabrice Guillemin Alain Dupuis

Since ATM networks will have to cope with a wide range of applications, some of them producing highly variable tra c, congestion control plays a crucial role for such networks. In this context, the policing function has been introduced to monitor the relevant tra c characteristics of any connection, and several policing mechanisms have been proposed in the literature. They will be called pick-u...

Journal: :Circulation research 1965
A Schwartz A H Laseter G G Ferguson

• Recent data obtained in this laboratory suggest that basic nuclear proteins may exert some controlling extranuclear influence on cellular activity. For example, very low concentrations of purified histones obtained from thymus, liver, kidney and brain, as well as semipurified histones derived from heart and skeletal muscle, inhibit a membraneATPase system associated with active cation transpo...

خرمیان, علی‌نقی, موسوی‌نژاد, سیدمحمد,

In the Hadronic interactions, the point which is less considered is the mass effect of interacting Hadrons on the energy distribution function of outgoing Hadrons. In this article we present a method to incorporate these mass effects which leads us to improve one of the basic formulas in QCD. In the end, we will show how these mass effects improve our previous results.

Journal: :journal of mathematical modeling 2014
hossein noroozi alireza ansari

in this article, we develop the distributed order fractional hybrid differential equations (dofhdes) with linear perturbations involving the fractional riemann-liouville derivative of order $0 < q < 1$ with respect to a nonnegative density function. furthermore, an existence theorem for the fractional hybrid differential equations of distributed order is proved under the mixed $varphi$-lipschit...

ژورنال: پژوهش های ریاضی 2022

In this paper, we propose a  mathematical model of addiction to Internet. We investigate the effect of educational programs on the control of the addiction. We compute basic reproduction number. By using Chavez-Song theorem, we show the occurrence of backward bifurcation. We prove the global stability of the equilibrium points using geometric stability method and Lyapunov function.

Majid Maleki Maryam Esmaeilzadeh,

Echocardiography is a non-invasive diagnostic technique which provides information on cardiac morphology, function, and hemodynamics. It is the most frequently used cardiovascular diagnostic test only after electrocardiography. In less than five decades, the evolution in this technique has made it the basic part of cardiovascular medicine. Herein, the evolution of various forms of echocardiogra...

Soroush Sardari,

Molecules are the basic and most important players of life. Molecules are composed of atoms, and each molecule has two main specifications or inheritances that are structures, and in biomedical applications, biological function. This dichotomy can be compared to living organisms or humans whom possess genotype and phenotype. Each of the two main inherited elements contains a variety of feat...

We introduce the notion of uniform number of a graph. The  uniform number of a connected graph $G$ is the least cardinality of a nonempty subset $M$ of the vertex set of $G$ for which the function $f_M: M^crightarrow mathcal{P}(X) - {emptyset}$ defined as $f_M(x) = {D(x, y): y in M}$ is a constant function, where $D(x, y)$ is the detour distance between $x$ and $y$ in $G$ and $mathcal{P}(X)$ ...

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