نتایج جستجو برای: path analysis

تعداد نتایج: 2930770  

2008
Diana Lucio-Arias Loet Leydesdorff

With the program HistCiteTM it is possible to generate and visualize the most relevant papers in a set of documents retrieved from the Science Citation Index. Historical reconstructions of scientific developments can be represented chronologically as developments in networks of citation relations extracted from scientific literature. This study aims to go beyond the historical reconstruction of...

دکتر عادل آذر

روش تحلیل مسیر، تعمیمی از دگرسیون معمولی است که قادر است علاوه بر بیان آثار مستقیم، آثار غیرمستقیم و اثر کل هر یک از متغیرهای مستقل را برای متغیرهای وابسته نشان دهد و با بیان منطقی، روابط و همبستگی مشاهده شده بین آن ها را تفسیر کند. برای بررسی روابط علی بین متغیرها به صورتی منسجم کوشش های بسیاری در دهة اخیر صورت گرفته است. یکی از روش های نو در این زمینه "مدل معادلات ساختاری (staructural e...

2012
Ling Yang James Thurlow Michael L. Lahr

Current explanations for private consumption’s diminished role in China focus on the expansion of exports and investments. Using structural path analysis, we find additional contributing factors. First, growth patterns during 1997-2007 favoured sectors with low production multipliers. Secondly, income multipliers fell in most sectors, especially in fast growing sectors and partly due to urbaniz...

Journal: :ethno- pharmaceutical products 2014
jalal ghanbari gholamreza khajoeinejad ghasem mohamadinejad

cumin (cuminum cyminum l.) is one of the most important cultivable medicinal plants in iran and today, it is the second most popular spice in the world after black pepper. it is essential to know the relationships between yield and its components in cumin breeding programs. therefore, different multivariate statistical analysis was performed on plant characters in cumin to determine the relatio...

Journal: :health education & health promotion 2014
zeinab gholamnia shirvani fazlollah ghofranipour reza gharakhanlou anoshirvan kazemnejad

aim: level of physical activity as key determinant of healthy lifestyle is less than what isrequired in individuals particularly women. applying theories of behavioral change aboutcomplex behaviors such as physical activity leads to identify effective factors and their relations.the aim of this study was to determine predictors of exercise behavior based on developedtheory of planned behavior w...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه ارومیه 1379

به منظور تعیین مهمترین خصوصیات مرفولوژیک موثر بر عملکرد دانه نخود، آزمایشی در سال 1378 در مزرعه تحقیقاتی دانشکده کشاورزی دانشگاه ارومیه، به مرحله اجرا درآمد. در این آزمایش 6 ژنوتیپ نخود به همراه ارقام ilc 482 ، جم ، 31 - 60 - 12 و رقم محلی قزوین در قالب طرح بلوکهای کامل تصادفی با سه تکرار مورد مقایسه قرار گرفتند. ژنوتیپ های مورد بررسی اختلاف معنی داری را از نظر عملکرد دانه نشان دادند. همبستگی ع...

Journal: :ISPRS Int. J. Geo-Information 2015
Lingkui Meng Zhenghua Hu Changqing Huang Wen Zhang Tao Jia

For oversized cargo transportation, traditional transportation schemes only consider road length, road width, the transportation cost as weight values in analysis and calculation of route selection. However, for oversized trucks, turning direction at road intersections is also a factor worth considering. By introducing the classical algorithm of Dijkstra into the model of road network, this res...

Journal: :iranian red crescent medical journal 0
zohreh mahmoodi social determinant of health research center, university of social welfare and rehabilitation sciences, tehran, ir iran masoud karimlou social determinant of health research center, university of social welfare and rehabilitation sciences, tehran, ir iran; social determinant of health research center, university of social welfare and rehabilitation sciences, tehran, ir iran. tel: +98-2122180146, fax: +98-2122180115 homeira sajjadi social determinant of health research center, university of social welfare and rehabilitation sciences, tehran, ir iran masoumeh dejman social determinant of health research center, university of social welfare and rehabilitation sciences, tehran, ir iran meroe vameghi social determinant of health research center, university of social welfare and rehabilitation sciences, tehran, ir iran mahrokh dolatian department of midwifery, shahid beheshti university of medical sciences, tehran, ir iran

conclusions based on the path analysis model, working condition and socioeconomic status directly and indirectly influence birth weight. thus, as well as attention to treatment and health care (biological aspect), special attention must also be paid to mothers’ socioeconomic factors. results the final path model fitted well (cfi =1, rmsea=0.00) and showed that among direct paths, working condit...

Journal: :ACM SIGMETRICS Performance Evaluation Review 2011

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