نتایج جستجو برای: logistic regression modeling

تعداد نتایج: 704384  

Journal: :InformingSciJ 2008
T. Grandon Gill Terry Sincich

A great deal of academic research, particularly in the social sciences, makes an implicit assumption that the processes being investigated are largely decomposable, meaning that the effects of individual variables identified in one context are likely to be observed in other contexts as well. Many of the statistical tools employed in analyzing social science data, such as regression and structur...

Journal: :Data Knowl. Eng. 2008
Jan Mendling H. M. W. Verbeek Boudewijn F. van Dongen Wil M. P. van der Aalst Gustaf Neumann

Up to now there is neither data available on how many errors can be expected in process model collections, nor is it understood why errors are introduced. In this article, we provide empirical evidence for these questions based on the SAP reference model. This model collection contains about 600 process models expressed as Eventdriven Process Chains (EPCs). We translated these EPCs into YAWL mo...

Journal: :Remote Sensing 2014
Mar Bisquert Juan Manuel Sánchez Vicente Caselles

Forest fires are one of the most dangerous natural hazards, especially when they are recurrent. In areas such as Galicia (Spain), forest fires are frequent and devastating. The development of fire risk models becomes a very important prevention task for these regions. Vegetation and moisture indices can be used to monitor vegetation status; however, the different indices may perform differently...

Journal: :iranian journal of public health 0
mostafizur rahman 1. institute of graduate studies, university of malaya, malaysia. asma ahmad shariff 2. centre for foundation studies in science, university of malaya, malaysia. aziz shafie 3. dept. of geography, university of malaya, malaysia. rahmah saaid 4. dept. of obstetrics and gynecology, university of malaya, malaysia. rohayatimah md tahir 2. centre for foundation studies in science, university of malaya, malaysia.

caesarean section (c-section) rates have been increasing dramatically in the past decades around the world. this increase has been attributed to multiple factors such as maternal, socio-demographic and institutional fac-tors. therefore, this study examines the impact of maternal, socio-demographic and relevant characteristics on caesar-ean delivery in the northern region of bangladesh.this stud...

Journal: :آب و خاک 0
اعظم جعفری شمس اله ایوبی حسین خادمی

چکیده شناسایی رقومی خاک ها بهعنوان ابزاری برای ایجاد اطلاعات مکانی خاک، راه حل هایی برای نیاز رو به افزایش نقشه های خاک با تفکیک مکانی بالا را تأمین می کند. بنابراین، باید روش های جدید بهمنظور بهدست آوردن اطلاعات مکانی خاک با تفکیک مکانی بالا توسعه پیدا کند. به همین منظور مطالعه ای جهت پیش بینی کلاس های خاک با استفاده از مدل های رگرسیونی در منطقه زرند کرمان طراحی گردید. در این مطالعه، مدل های ر...

Journal: :Expert Syst. Appl. 2010
Margita Pavlekovic Mirta Bensic Marijana Zekic-Susac

The purpose of the paper was to extract important features of children’s mathematical gift by using neural networks and logistic regression, in order to create a model that will assist teachers in elementary schools to recognize mathematically gifted children in an early stage, therefore enabling further development and realization of that gift. The initial model was created on the basis of a t...

Journal: :Computers, Environment and Urban Systems 2007
Zhiyong Hu C. P. Lo

This study applied logistic regression to model urban growth in the Atlanta Metropolitan Area of Georgia in a GIS environment and to discover the relationship between urban growth and the driving forces. Historical land use/cover data of Atlanta were extracted from the 1987 and 1997 Landsat TM images. Multi-resolution calibration of a series of logistic regression models was conducted from 50 m...

Journal: :Computers & Security 2005
Yun Wang

Although researchers have long studied using statistical modeling techniques to detect anomaly intrusion and profile user behavior, the feasibility of applying multinomial logistic regression modeling to predict multi-attack types has not been addressed, and the risk factors associated with individual major attacks remain unclear. To address the gaps, this study used the KDD-cup 1999 data and b...

2001
Peter M. HOOPER

The author proposes a new method for flexible regression modeling of multi-dimensional data, where the regression function is approximated by a linear combination of logistic basis functions. The method is adaptive, selecting simple or more complex models as appropriate. The number, location, and (to some extent) shape of the basis functions are automatically determined from the data. The metho...

ژورنال: اندیشه آماری 2012
Abolhasani, Farid, Feizi, Avat, Hadipour, Maryam, Jafaraghaiee, Razieh, Yadegarfar, Ghassem,

In recent years, multilevel regression models were intensely developed in many fields like medicine, psychology economic and the others. Such models are applicable for hierarchical data that micro levels are nested in macros. For modeling these data, when response is not normality distributed, we use generalized multilevel regression models. In this paper, at first, multilevel ordinal logist...

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