نتایج جستجو برای: multiple regression models

تعداد نتایج: 1791298  

Journal: :Applications of Mathematics 2013

Background One of the important complications of assisted reproductive technologies is multiple pregnancy, the aim of the present study was to indentify the risk factors of multiple pregnancy independent of number of transfred embryos. MaterialsAndMethods This retrospective study reviewed the medical records of patients underwent intracytoplasmic sperm injection (ICSI) cycle in Royan Institute ...

Journal: :the iranian journal of pharmaceutical research 0
siavoush dastmalchi department of medicinal chemistry, school of pharmacy, tabriz university of medical sciences, tabriz, iran. biotechnology research center, tabriz university of medical sciences, tabriz, iran. maryam hamzeh-mivehroud department of medicinal chemistry, school of pharmacy, tabriz university of medical sciences, tabriz, iran. biotechnology research center, tabriz university of medical sciences, tabriz, iran. karim asadpour-zeynali department of analytical chemistry, faculty of chemistry, university of tabriz, tabriz, iran.

histamine h3 receptor subtype has been the target of several recent drug development programs. quantitative structure-activity relationship (qsar) methods are used to predict the pharmaceutically relevant properties of drug candidates whenever it is applicable. the aim of this study was to compare the predictive powers of three different qsar techniques, namely, multiple linear regression (mlr)...

Journal: :journal of advances in computer engineering and technology 0
farzaneh famoori department of computer engineering, islamic azad university, kerman branch. kerman, iran. vahid khatibi bardsiri department of computer engineering, islamic azad university, kerman branch shima javadi moghadam department of computer engineering, islamic azad university, kerman branch, krman, iran. fakhrosadat fanian department of computer engineering, islamic azad university, kerman branch, kerman iran.

one of the most important aspects of software project management is the estimation of cost and time required for running information system. therefore, software managers try to carry estimation based on behavior, properties, and project restrictions. software cost estimation refers to the process of development requirement prediction of software system. various kinds of effort estimation patter...

Journal: :تحقیقات جغرافیایی 0
علی اکبر رسولی گروه جغرافیای طبیعی، اقلیم شناسی دانشگاه تبریز علی اکبر رسولی گروه جغرافیای طبیعی، اقلیم شناسی دانشگاه تبریز سعید جهانبخش گروه جغرافیای طبیعی، اقلیم شناسی دانشگاه تبریز سعید جهانبخش گروه جغرافیای طبیعی، اقلیم شناسی دانشگاه تبریز احمد رضا قاسمی گروه جغرافیای طبیعی، اقلیم شناسی دانشگاه تبریز

because of the role of climate parameters in climate change and improve the efficiency of climate and rainfall prediction models, the study of these parameters are very important in the world. the study of clouds have special important, because the clouds make connection between the synoptic patters and surface climate conditions and any change in its properties, can start a chain reaction in o...

A. Barazandeh A. Esmailizadeh M. Khorshidi-Jalali M.R. Mohammadabadi, O.I. Babenko

The artificial neural networks (ANN) are the learning algorithms and mathematical models, which mimic the information processing ability of human brain and can be used to non linear and complex data. The aim of this study was to compare artificial neural network and regression models for prediction of body weight in Raini Cashmere goat. The data of 1389 goats for body weight, height at withers ...

Journal: :آب و خاک 0
طباطبائی یزدی طباطبائی یزدی رضائی پژند رضائی پژند خاتمی مشهدی خاتمی مشهدی

abstract this papare is resaults of analysing the data which reported from a harvesting project. the site for collecting data is buildings' roofs of azad islamic university of mashhad. a rain gauge and a small reservoir (capacity is 4 cubic meters) were set at this site. then the amount of precipitation and its runoff were measured during two years (from 1386, dey, 23 to 1388, tir, 3).the sampl...

Journal: :international journal of epidemiology research 0
babak mohammadzadeh psychology dept., tabriz university, i.r. iran mehdi khodabandelu psychology dept., tabriz university, i.r. iran masoud lotfizadeh social health determinants research center, community health dept., shahrekord university of medical sciences, shahrekord, i.r. iran.

abstract background and aims: paper-pencil tests have always its own problems in the mental disorders evaluation, including learning questions, bad or good blazon are the problems with this methodology. this study aimed to propose a new alternative method of measuring mental disorders without paper-pencil test using eeg. methods: the research society involved depressed patients referred the psy...

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