Validity of covariance models for the analysis of geographical variation
نویسندگان
چکیده
Applied Mathematics and Computer Science Department, Technical University of Denmark, Richard Petersens Plads, Bygning 321, 2800 Lyngby, Denmark. email: [email protected]. Technische Universität Dresden, Institut für Mathematische Stochastik, 01062 Dresden, Germany. email: [email protected]. Universidad Federico Santa Maria, Department of Mathematics, Valparaiso, Chile. email: [email protected]. Universidad de Valparaiso, Department of Statistics, Valparaiso, Chile. email: [email protected].
منابع مشابه
Developing the geographical space cognation through architectural experiences (Case study: A study of spatial cognation of primary school students in Tehran)
Since geographical space is a subjective space, due to the difference in the spatial cognation of different people, its perception can be changed from person to person. This cognation depends on the person's experiences of the environment and can be taught. On the other hand, the best age for this training is childhood. But this issue has received less attention. Therefore, the aim of this stud...
متن کاملGIS-based analysis of spatial distribution patterns of growing degree-days for agricultural applications in Iran
The geographical distribution of growing degree-days (GDDs) within Iran was studied using GIS-based maps. GDDs were calculated using daily thermal parameters (daily maximum and minimum air temperature). Based on the purpose of the study and climatic conditions of Iran, the average value of 5?C was chosen for GDD calculation. The calculations were carried out using daily weather data of 113 mete...
متن کاملNew spatial clustering-based models for optimal urban facility location considering geographical obstacles
The problems of facility location and the allocation of demand points to facilities are crucial research issues in spatial data analysis and urban planning. It is very important for an organization or governments to best locate its resources and facilities and efficiently manage resources to ensure that all demand points are covered and all the needs are met. Most of the recent studies, which f...
متن کاملAnalysis of the Effect of Regional Creativity on Regional Economic Growth within New Economic Geographical Models
A mong the theories explaining the relationship between creativity criteria in cities and economic growth, “Human Capital Theory” by Glaeser and “Creative Class theory” by Florida can be mentioned. Accordingly, present paper aimed at analysis of the creativity effect on regional economic growth and is presented in two theoretical and experimental parts. Considering the results of the curre...
متن کاملتجزیه خوشهای برخی از ژنوتیپهای گلرنگ با استفاده از تعدادی ویژگی زراعی
Safflower (Carthamus tinctorius L.) is an only oilseed crop which, is native to Iran where, is known as its diversity center. The genetic variation study provides valuable information about maintenance and their usage of germplasm for breeders to increase efficiency of breeding programs. In the current study, sixty-four genotypes were assessed for 20 agronomic nag morphological traits for genet...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
عنوان ژورنال:
دوره شماره
صفحات -
تاریخ انتشار 2013