نتایج جستجو برای: susceptibility mapping

تعداد نتایج: 328255  

Journal: :international journal of environmental research 2013
b. feizizadeh t. blaschke h. nazmfar m.h. rezaei moghaddam

although typically small in terms of their spatial footprint, landslide hazards are relativelyfrequent in northern iran. we assess landslide susceptibility for the nearly 20.000 km2 large study area of the urmia lake basin which is dominated by agricultural land use but includes the major settlements areas of the east azerbaijan province, iran. landslide factors are established in form of gis d...

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18 - Ayalew. L. Yamagishi. H. Marui. H & Kanno. T. (2005). "Landslides in Sado Island of Japan: Part II. GIS-based susceptibility mapping with comparisons of results from two methods and verifications.", Engineering Geology 81. (2005). 432– 445. 19 - Ayalew,l. and Yamagishi, H. (2005):The application of GIS –based logistic regression for landslide susceptibility mapping in the Kakuda-Yaahiko M...

محمدی, مجید, پورقاسمی, حمیدرضا,

Landslide as a natural hazard is very dangerous especially in mountainous areas that result in loss of human life and property around the world. Iran is always exposed to landslide hazard especially in the north and west because of climatic and topographic conditions. The aim of this research is prioritization of landslide-conditioning factors and its landslide susceptibility mapping in the par...

Journal: :international journal of environmental research 0
b. feizizadeh 1department of physical geography centre for remote sensing and gis, university of tabriz, iran, department of geography & geology centre for geoinformatics , university of salzburg, 5020, austria t. blaschke department of geography & geology centre for geoinformatics , university of salzburg, 5020, austria h. nazmfar department of geography and urban planning, university of mohaghegh ardabili, ardabil, iran m.h. rezaei moghaddam department of physical geography centre for remote sensing and gis, university of tabriz, iran

although typically small in terms of their spatial footprint, landslide hazards are relativelyfrequent in northern iran. we assess landslide susceptibility for the nearly 20.000 km2 large study area of the urmia lake basin which is dominated by agricultural land use but includes the major settlements areas of the east azerbaijan province, iran. landslide factors are established in form of gis d...

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Landslide susceptibility zonation mapping is necessary in urban and rural development planning. So far different methods are presented for Landslide susceptibility zonation. In this study, using   statistical method of Frequency ratio and Analytical Hierarchy Process (AHP)  based on paired comparison and intervention based such as slope, aspect, altitude, geology, land use, Normalized vegetatio...

Journal: :AJNR. American journal of neuroradiology 2015
P-Y Lin T-C Chao M-L Wu

BACKGROUND AND PURPOSE Quantitative susceptibility mapping of the human brain has demonstrated strong potential in examining iron deposition, which may help in investigating possible brain pathology. This study assesses the reproducibility of quantitative susceptibility mapping across different imaging sites. MATERIALS AND METHODS In this study, the susceptibility values of 5 regions of inter...

Landslide, due to its dangerous nature in mountainous areas, usually causes morphology to suddenly collapse and causes major damage to residential areas, roads, agricultural lands, and so on. In this study, using the AHP model and fuzzy logic operators, we evaluated and zoned the landslide sensitivity in the Pseudogene basin in Razavi Khorasan province. The eight main criteria of elevation, slo...

Journal: :تحقیقات جغرافیایی 0
پرویز گرایی اداره کل منابع طبیعی و آبخیزداری استان ایلام حاجی کریمی دانشگاه ایلام حاجی کریمی دانشگاه ایلام

â â â  in the last years, have been accelerated increased the damages of landslides by natural and anthropogenic factors. one of the main solutions to decrease landslide hazards is avoid from prone areas. for this purpose, it is necessary to prepare the landslide susceptibility map. in this research, after field studies in the ilam dam basin, nine factors including slope gradient, aspect, eleva...

Ahmad Mohammadbeigi, Farzad Ashrafi, Friborz Faeghi Hassan Hashemi Vahid Shahmaei,

Introduction: Parkinson'sdisease isassociated withirondeposition in the brain. The T2-weighted imaging, T2* mapping, R2 mapping and Quantitative Susceptibility Mapping (QSM) are three common methods to evaluating the iron deposition in brain. Among three methods the QSM is more sensitive than others. Few studies have been used QSM for evaluating the iron deposition in the basa...

Journal: Desert 2017

    Every year, hundreds of people all over the world lose their lives due to landslides. Landslide susceptibility map describes the likelihood or possibility of new landslides occurring in an area, and therefore helping to reduce future potential damages. The main purpose of this study is to provide landslide susceptibility map using logistic regression model at Latyan watershed, north Iran. I...

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