نتایج جستجو برای: gis and rs software

تعداد نتایج: 16875899  

2013
M. M. Yagoub Bernard Engel

Remote Sensing (RS) and Geographic Information System (GIS) education and implementation is rapidly being adopted by universities in developing countries, such as the United Arab Emirates (UAE). Until recently, the use of GIS and RS in education in the UAE was hindered by the cost of hardware and the complexity of software. With the price/performance increase of desktop computer capabilities an...

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The use of new methods, remote sensing (RS) and geographical information system (GIS) in zoning the water erosion in a particular geographical area (Tang-e-Bostanak catchment area) constitute the main subjects of this study. The production, combination, and composition of effective information layers in identifying these zones have been noted, highlighting the capacity of GIS and RS. In this st...

Journal: :Transactions of the Royal Society of Tropical Medicine and Hygiene 2013
Pavel Ratmanov Oleg Mediannikov Didier Raoult

This paper provides an overview of the methods in which geographic information systems (GIS) and remote sensing (RS) technology have been used to visualise and analyse data related to vectorborne diseases (VBD) in West Africa and to discuss the potential for these approaches to be routinely included in future studies of VBDs. GIS/RS studies of diseases that are associated with a specific geogra...

2010
S. Akhter K. Aida

GRASS GIS (Geographical Resources Analysis Support System) is a free, open source software and has been used for Remote Sensing (RS) and Geographic Information System (GIS) data analysis and visualization. Inside GRASS, different modules have been developed for processing satellite images. Currently, GRASS uses databases to handle large datasets and the performance and capabilities of GRASS for...

ژورنال: :فصلنامه علوم و تکنولوژی محیط زیست 2014
سید علیرضا پورافضل علیرضا قراگوزلو میر مسعود خیرخواه زرکش سعید صادقیان

زمینه و هدف: در این تحقیق هدف بر آن است که مشخص گردد آیا احداث سد بر توسعه فیزیکی مناطق مسکونی بالا دست سد اثردارد یا خیر و اگر جواب مثبت است، آیا این توسعه بر اساس اصول علمی صورت پذیرفته است تا در نهایت مدلی ریاضی بر مبنای تحلیل‎­­های gis ارایه شود. روش بررسی و یافته ها: ابتدا جهت بررسی تغییرات توسعه فیزیکی مناطق مسکونی دو تصویر ماهواره­ای شامل یک فریم از سنجنده pan مربوط به ماهواره irs-1d قب...

Journal: :Intelligent Automation & Soft Computing 2012
Qiaoqin Liu Yuchun Pan Baisong Chen Shuhua Li Aiqing Guo

The relationship between spatial patterns of rural settlements and environment and its dynamics were analyzed in Daxing District, Beijing in the recent 20 years were analyzed using landsat TM images. Results showed that too much of land in total was used for the rural settlements in the study area with a rapid growth, and it had a great potential for land intensive utilization; the rural settle...

Journal: :Journal of nematology 1998
R M Strickland D R Ess S D Parsons

The use of new technologies including Geographic Information Systems (GIS), the Global Positioning System (GPS), Variable Rate Technology (VRT), and Remote Sensing (RS) is gaining acceptance in the present high-technology, precision agricultural industry. GIS provides the ability to link multiple data values for the same geo-referenced location, and provides the user with a graphical visualizat...

2001
Yohei SATO

While all huge sounds laudable to spread the using of geographic information systems GIS and remote sensing RS in many fields of development practices, there still are some issues need to be teased out. This paper endeavors to cast some light on a critical question has arisen in the context of spatial decision analysis: that is how and to which extent can GIS and RS techniques provide the suppo...

Journal: :Acta tropica 2002
S Brooker

This paper gives an overview of the recent progress made in the use and application of geographical information systems (GIS) and remotely sensed (RS) satellite sensor data for the epidemiology and control of schistosomiasis in sub-Saharan Africa. Details are given of the use of GIS to collate, map and analyse available parasitological data. The use of RS data to understand better the broad sca...

2011
Mamta Malik A. K. Sharma

Cluster detection is a tool employed by GIS scientists who specialize in the field of spatial analysis. This study employed a combination of GIS, RS and a novel 3DCCOM spatial data clustering algorithm to assess the rural demographic development strategies of Sonepat block, Haryana, India. This Study is undertaken in the rural and rural-based district in India to demonstrate the integration of ...

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