نتایج جستجو برای: geostatistical

تعداد نتایج: 2734  

1998
Ioannis K. Kapageridis Bryan Denby

Ore grade is one of the main variables that characterise an orebody. Almost every mining project begins with the determination of ore grade distribution in three-dimensional space, a problem often reduced to modelling the spatial variability of ore grade values. So far, this has been achieved following the geostatistical approach, and more precisely, it’s main process of structural analysis. St...

2010
Tarendra Lakhankar Andrew S. Jones Cynthia L. Combs Manajit Sengupta Thomas H. Vonder Haar Reza Khanbilvardi

Spatial and temporal soil moisture dynamics are critically needed to improve the parameterization for hydrological and meteorological modeling processes. This study evaluates the statistical spatial structure of large-scale observed and simulated estimates of soil moisture under pre- and post-precipitation event conditions. This large scale variability is a crucial in calibration and validation...

Journal: :Parasitology 2006
A C A Clements R Moyeed S Brooker

A Bayesian geostatistical model was developed to predict the intensity of infection with Schistosoma mansoni in East Africa. Epidemiological data from purpose-designed and standardized surveys were available for 31,458 schoolchildren (90% aged between 6 and 16 years) from 459 locations across the region and used in combination with remote sensing environmental data to identify factors associate...

Journal: :Annals of GIS 2004
Jun Luo Yehua Dennis Wei

Most studies on urban land values focus on the determinants, using hedonic land price models with the consideration of the physical and socio-economic factors. This article employs geostatistical methods to analyze urban land values. Through a case study of Milwaukee, we set up semivariogram models and 3-D TIN surface models for urban land values, and explore anisotropy characteristics and the ...

Journal: : 2021

Investigation of Statistical and Geostatistical Methods in Preparing The Rainfall Map Mazandaran Province

Journal: :Geo-spatial Information Science 2008

Journal: : 2021

Comparison and Assessment of Intelligent Geostatistical Models for Analysis Spatial Variations Groundwater Quality (Komijan Plain)

Journal: :تحقیقات مهندسی کشاورزی 0
علیرضا شکوهی استادیار دانشگاه بین المللی امام خمینی (ره) پیمان دانش کار آراسته استادیار دانشگاه بین المللی امام خمینی (ره)

the current study investigated and compared data generation methods for groundwater modeling. thesemethods can be divided into two classes; geostatistic and probabilistic. by comparing geostatistic methods,the best method was chosen and the hydraulic conductivity of the aquifer was generated for a study area ina grid (9-cell) format. after observing weak spatial correlation between the data, th...

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