نتایج جستجو برای: in addition exponential association model

تعداد نتایج: 17402388  

ژورنال: انرژی ایران 2020

In this investigation, by the time series data of exchange rate and petrochemical industry stock index in the Tehran Stock Market from March 2009 to April 2019, a new Hybrid Model (resulting from the use of Exponential Generalized Autoregressive Conditional Heteroscedasticity, EGARCH, Model and Markov Switching Regime Model) is used. The results of study, in addition to confirming the idea of ​...

قوی حسین زاده, نوید, میرحسینی, سید ضیاالدین, هادی نژاد, فاطمه,

The objective of this study was to select the best model among five non-linear growth functions, i.e., Brody, Gompertz, Logistic, Von Bertalanffy and Negative exponential for describing the growth curve in Markhoz goat. The data included 5557 body weight records of goats from birth to yearling which were collected during 2006 to 2013 at Sanandaj Research Station. Growth curve parameters (A, B, ...

The consequences of Maternal Mortality (MM) cannot be overemphasized. It inhibits population growth resulting into loss of lives among others. This work tends to obtain the maternal mortality rates (MMR) in Nigeria, identify some fitted distributions to MMR and determine which of the distributions best fits the data. A comprehensive Exploratory Data Analysis (EDA) was carried on MM and the MMRs...

Journal: :ژورنال بین المللی پژوهش عملیاتی 0
a. sridhar r. allah pitchai

a two server queueing system with single and batch service is considered in this paper. the arrival process is assumed to be poisson and the service rate follows an exponential distribution. server-i serves the customers in both single and batch service, while server-ii serves the customers in batch service only. the laplace transform of the transient and steady state behavior of the model is c...

2000
Can Cai Ronald Rosenfeld Larry Wasserman

In this paper, we modify the traditional trigram model by using utterance-level semantic coherence features in an exponential model. The semantic coherence features are collected by measuring the correlations among content-word pairs occurring in sentences of two corpora , the real corpus and a corpus generated by the baseline trigram model. The measure we use for estimating the semantic associ...

ژورنال: علوم آب و خاک 2015
بنی‌مهد, سید ادیب, خلیلی, داور, زندپارسا, شاهرخ, کامگار حقیقی, علی‌اکبر,

In the present research, the performances of six empirical models, i.e., simple threshold exceedance, fixed proportion exceedance, quadratic function of storage, power function of storage, cubic function of storage, and exponential function of storage were investigated for estimation of groundwater potential recharge in a semi-arid region. First, the FAO Dual Crop procedure was used to calibrat...

Journal: :iranian red crescent medical journal 0
sina gerayli department of biology, faculty of sciences, ferdowsi university of mashhad, mashhad, ir iran; department of biology, western university, london, ontario, n6a 5b7, canada alireza pasdar department of modern sciences and technologies, faculty of medicine, mashhad university of medical sciences, mashhad, ir iran; division of applied medicine, medical school, university of aberdeen, foresterhill, aberdeen, ab25 2zd, uk mohammad taghi shakeri department of biostatistics, public health school, mashhad university of medical sciences, mashhad, ir iran samaneh sepahi targeted drug delivery research center, school of pharmacy, mashhad university of medical sciences, mashhad, ir iran seyed mousalreza hoseini department of gastroenterology and hepatology, ghaem hospital, faculty of medicine, mashhad university of medical sciences, mashhad, ir iran mitra ahadi department of gastroenterology and hepatology, ghaem hospital, faculty of medicine, mashhad university of medical sciences, mashhad, ir iran

conclusions polymorphism in the hemochromatosis gene may confer some degree of risk for hcv infection, and individuals carrying the h and c alleles may be susceptible to this disease; however, a larger sample of hcv patients and healthy individuals may be necessary to further illustrate the role of these polymorphisms in hcv. patients and methods hfe gene polymorphisms were examined in a total ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه مازندران 1388

target tracking is the tracking of an object in an image sequence. target tracking in image sequence consists of two different parts: 1- moving target detection 2- tracking of moving target. in some of the tracking algorithms these two parts are combined as a single algorithm. the main goal in this thesis is to provide a new framework for effective tracking of different kinds of moving target...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان - دانشکده مهندسی 1392

flow in natural river bends is a complex and turbulent phenomenon which affects the scour and sedimentations and causes an irregular bed topography on the bed. for the reason, the flow hydralics and the parameters which affect the flow to be studied and understand. in this study the effect of bed and wall roughness using the software fluent discussed in a sharp 90-degree flume bend with 40.3cm ...

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