نتایج جستجو برای: Correlation Model

تعداد نتایج: 2426578  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده اقتصاد و علوم اجتماعی 1390

abstract deviation or in other words committing a crime is literally a social problem. this research that was conducted in 1389 and 1390 has tried to investigate the causes of crimes committed by young male inmates qazvin central prison and effective variables on their tendency to deviation. accordingly after collecting theoretical framework and offering theoretical model including both hirsch...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - پژوهشکده مهندسی فرایند 1395

abstract: mineral scaling in oil and gas production equipment is one of the most important problem that occurs while water injection and it has been recognized to be a major operational problem. the incompatibility between injected and formation waters may result in inorganic scale precipitation in the equipment and reservoir and then reduction of oil production rate and water injection rate. ...

Journal: :ecopersia 2014
mohammadali hadian-amri karim solaimani ataollah kavian peyman afzal thomas glade

determining landslide size could be a difficult and expensive task. in this research, size parameters of 142 landslides recognized in tajan river basin, northern iran, have been assessed. the dataset was prepared through the extensive field surveys and using the satellite imagery available via google earth. dependence between landslides area (a-m2), volume (v-m3), and depth (d-m) was appointed ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده ادبیات و علوم انسانی دکتر علی شریعتی 1389

the purpose of this study is to investigate the relationships between teachers’ immediacy behaviors and iranian students’ willingness to talk in english classes. analysis of the results from willingness to talk scale represents a relatively high level of willingness to talk in english classrooms among iranian language learners. the total mean score of students’ willingness to talk was 66.3 ou...

Journal: :iranian journal of medical physics 0
payam samadi miandoab department of electrical and computer engineering, medical radiation group, graduate university of advanced technology, haft bagh highway, knowledge paradise, kerman, iran. ahmad esmaili torshabi department of electrical and computer engineering, medical radiation group, graduate university of advanced technology, haft bagh highway, knowledge paradise, kerman, iran. saber nankali department of electrical and computer engineering, medical radiation group, graduate university of advanced technology, haft bagh highway, knowledge paradise, kerman, iran. mohammad reza rezaie department of electrical and computer engineering, medical radiation group, graduate university of advanced technology, haft bagh highway, knowledge paradise, kerman, iran.

introduction patient set-up optimization is required in radiotherapy to fill the accuracy gap between personalized treatment planning and uncertainties in the irradiation set-up. in this study, we aimed to develop a new method based on neural network to estimate patient geometrical setup using 4-dimensional (4d) xcat anthropomorphic phantom. materials and methods to access 4d modeling of motion...

1999
Urs Wegmiiller

A technique for automated terrain corrected SAR geocoding is presented. Instead of operator selected control points the presented method uses cross-correlation with a SAR intensity image simulated from the Digital Elevation Model to refine the geocoding transformation.

Journal: :Computational Statistics & Data Analysis 2006
Kostas Triantafyllopoulos

In this paper we propose a multivariate discount weighted regression technique to give a tractable solution to the problem of variance estimation and forecasting for the multivariate local level model. We give the correspondence between discount regression and matrix normal dynamic linear models and we show that the local level model can be treated with discount regression techniques. We illust...

Journal: :journal of advances in computer research 0
behzad nakhkob student of department of computer science, south tehran branch, islamic azad university, tehran, iran maryam khademi assistant professor department of applied mathematics, south tehran branch, islamic azad university, tehran, iran

advanced data mining techniques can be used in universities classification, discovering specific patterns in the determination of successful students, design of a plan or a teaching method and finding critical points of financial management. in this article, we proposed a method to predict the rate of student enrollment in coming years. the data for this research were from data sets of voluntee...

2010
Jameson L. Toole Nathan Eagle Joshua B. Plotkin

With the increased availability of rich behavioral data sets, we present a novel combination of tools to analyze to analyze this information. Using criminal offense records as an example, we employ cross-correlation measures, eigenvalue spectrum analysis, and results from random matrix theory to identify spatiotemporal patterns. Finally, with multivariate autoregressive models, we demonstrate a...

Journal: :international journal of environmental research 0
h. m. rasel department of civil and construction engineering, faculty of science, engineering and technology (fset), swinburne university of technology, melbourne, vic 3122, australia. m. a. imteaz department of civil and construction engineering, faculty of science, engineering and technology (fset), swinburne university of technology, melbourne, vic 3122, australia. f. mekanik department of civil and construction engineering, faculty of science, engineering and technology (fset), swinburne university of technology, melbourne, vic 3122, australia.

australian rainfall is related with numerous key climate predictors namely el-nino southern oscillation (enso), indian ocean dipole (iod) and southern annular mode (sam). some studies have tried to discover the effects of these climate predictors on rainfall variability of different parts of australia, particularly western australia, queensland and victoria. nonetheless, clear association betwe...

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