نتایج جستجو برای: criteria assessment methods gis usually are ambiguous

تعداد نتایج: 6465542  

Journal: :desert 0
m. nasri assistant professor, islamic azad university of ardestan, ardestan, iran s. feiznia professor, university of tehran, karaj, iran m. jafari professor, university of tehran, karaj, iran h. ahmadi professor, islamic azad university, science and research branch, tehran, iran

the problems of land degradation and soil loss are among the major problems of watersheds in iran. for erosion andsediment estimation one can use statistical and empirical methods. for doing this, land unit map and the map of effectivefactors should be prepared. for erosion and sediment estimation one can use statistical and empirical methods. however,these empirical methods are usually time co...

Journal: :محیط شناسی 0
الهام یوسفی روبیات دکتری برنامه ریزی محیط زیست. دانشکده محیط زیست و منابع طبیعی، دانشگاه بیرجند. اسماعیل صالحی استاد دانشگاه تهران سید حمید ظهیری استاد دانشگاه بیرجند احمد رضا یاوری استاد دانشگاه تهران

introduction: agriculture is one of the main uses of the land. using agriculture to increase production is always with acidification and loss of groundwater reserves. therefore, with proper planning for use of agricultural land so that to leave the least negative impacts on the soil and water pollution, it is regarded imperative for sustainable development. this study is aimed to better underst...

Journal: :desert 2013
m. nasri s. feiznia m. jafari h. ahmadi

the problems of land degradation and soil loss are among the major problems of watersheds in iran. for erosion andsediment estimation one can use statistical and empirical methods. for doing this, land unit map and the map of effectivefactors should be prepared. for erosion and sediment estimation one can use statistical and empirical methods. however,these empirical methods are usually time co...

2009
Jozo J. Dujmovic Guy De Tré Suzana Dragicevic

In this paper we investigate properties of multicriteria methods that are used for building land-use suitability assessment criteria. We identify and describe fundamental properties that are of interest in the land-use suitability analysis and the design of suitability maps. The existing multicriteria methods can be evaluated from the standpoint of their ability to support the desirable propert...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده برق و الکترونیک 1390

there are many approaches for solving variety combinatorial optimization problems (np-compelete) that devided to exact solutions and approximate solutions. exact methods can only be used for very small size instances due to their expontional search space. for real-world problems, we have to employ approximate methods such as evolutionary algorithms (eas) that find a near-optimal solution in a r...

Journal: Desert 2012
H. Ahmadi M. Jafari M. Nasri S. Feiznia

The problems of land degradation and soil loss are among the major problems of watersheds in Iran. For erosion andsediment estimation one can use statistical and empirical methods. For doing this, land unit map and the map of effectivefactors should be prepared. For erosion and sediment estimation one can use statistical and empirical methods. However,these empirical methods are usually time co...

2015
Sam Amirebrahimi Abbas Rajabifard Priyan Mendis Tuan Ngo

Flood Damage Assessment (FDA) is a key component in modern risk management frameworks providing an effective basis for decision making and the treatment of the risks. Current FDA methods do not consider the distinctiveness of buildings in analysis and therefore, cannot analyse them on a case-by-case basis, which is necessary for a variety of applications like engineering and design evaluation. ...

Journal: :Abstract and Applied Analysis 2005

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