نتایج جستجو برای: getis index

تعداد نتایج: 396240  

2005
Ghazan Khan Xiao Qin David A. Noyce

A case has been presented in this paper for the use of spatial statistical techniques in analyzing crash data to investigate spatial patterns and spatial autocorrelation. “Weather-related” crashes in Wisconsin, aggregated on a county level, have been analyzed using spatial statistical techniques. The Getis-Ord Gi * statistic was used to identify spatial patters of different types of weather-rel...

2009
Rob Erhardt

With no vaccine or medicine specifically designed to treat Dengue, attention naturally shifts to prevention. Minimizing the risk of the disease equates to minimizing the exposure to aedes aegypti. Getis, Morrison, Gray, and Scott conducted a spatial study of the distribution of the aedes aegypti in Iquitos, Peru, a city of about 345,000 people 120m above sea level in the Amazon basin area of Pe...

2015
Ali Ahmadi Hamid Soori Yadollah Mehrabi Koorosh Etemad

BACKGROUND Myocardial infarction (MI) is a leading cause of mortality and morbidity in Iran. No spatial analysis of MI has been conducted to date. The present study was conducted to determine the pattern of MI incidence and to identify the associated factors in Iran by province. MATERIALS AND METHODS This study has two parts. One part is prospective and hospital-based, and the other part is a...

Journal: :Int. J. Applied Earth Observation and Geoinformation 2013
Antonio Lanorte Maria Danese Rosa Lasaponara Beniamino Murgante

Traditional methods of recording fire burned areas and fire severity involve expensive and timeconsuming field surveys. Available remote sensing technologies may allow us to develop standardized burn-severity maps for evaluating fire effects and addressing post fire management activities. This paper focuses on multiscale characterization of fire severity using multisensor satellite data. To thi...

Journal: :Geospatial health 2011
Hassan M Khormi Lalit Kumar Ramze A Elzahrany

The aim of this study was to use geographical information systems to demonstrate the Dengue fever (DF) risk on a monthly basis in Jeddah, Saudi Arabia with the purpose to provide documentation serving to improve surveillance and monitor the Aedes aegypti mosquito vector. Getis-Ord Gi* statistics and a frequency index covering a five-year period (2006-2010) were used to map DF and model the risk...

2012
K. Mert ÇUBUKÇU

Empirical studies on the economic base multiplier concept have been highly limited in their spatial scope. The aim of this research is to provide new insights into the study of base multipliers by examining their spatial distribution over space. Base multipliers pertaining to the 923 districts in Turkey, varying between 1,268 and 807,934 in population, are estimated for the year 2000 using aggr...

2011
Hao Huang Dennis Wei

This paper analyzes the location of foreign direct investment (FDI) in China, making special use of GIS to analyze the multi-scalar spatial-temporal distribution of FDI. The paper uses spatial statistics including Moran’s I index, Getis and Ord’s G statistics, and retrospective analysis, to detect spatial and temporal clusters. The paper also employs Geographically Weighted Regressions (GWR) to...

2017
Jian Qin Guoqi Yu Tianlong Xia You Li Xue Liang Peng Wei Bingshuang Long Mingzhi Lei Xiao Wei Xianyan Tang Zhiyong Zhang

The study aims to determine the spatial and temporal variation of a longevous region and explore the correlation between longevity and socioeconomic development. Population data at the township level were obtained from the last four population censuses (1982-2010). Five main lifespan indicators and the Human Development Index (HDI) were calculated. Getis-Ord G*, Gravity modeling, and Pearson's ...

Journal: :Jurnal AgribiSains 2023

In the context of regional development, development directions are needed based on availability resources, so that can be directed and run well. general, goals equity, economic growth, sustainability region develop to desired level. The ability take advantage potential planning resources available in is a way developing potential. One solutions superior commodities, with intention these commodi...

Journal: :Journal of Geoscience and Environment Protection 2023

Cutaneous Leishmaniasis (CL) is a severe health problem and parasitic disease on human dermal widely pervades tropical subtropical developing counties. The study mainly focused Geographic Information System (GIS) based Situational Analysis (SA). clinically recorded 394 CL patients’ information was obtained from the District General Hospital of Polonnaruwa (DGHP) for 2017 2018. spatial distribut...

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