نتایج جستجو برای: gis fuzzy

تعداد نتایج: 123479  

Journal: :iranian journal of earth science 0
misagh mirzaei department of mining engineering, south tehran branch, islamic azad university, tehran, iran peyman afzal camborne school of mines, university of exeter, penryn, uk ahmad adib department of mining engineering, south tehran branch, islamic azad university, tehran, iran masoumeh khalajmasoumi department of geology, sciences and research branch, islamic azad university, tehran, iran afshar zia zarifi department of mining engineering, lahijan branch, islamic azad university, lahijan, iran

the aim of this study is prospecting of iron and manganese in the balvard 1:100000 sheet which is situated in sanandaj - sirjan structural zone utilizing index overlay and fuzzy logic methods in the gis. in this study, the layers for integration, alterations, geological, geophysical, geochemical and structural data based on stream sediments, airborne magnetometeric and remote sensing studies. b...

1998
N. Noguchi J. F. Reid

The purpose of the study was to develop an intelligent vision system for autonomous vehicle field operations. Fuzzy logic was used to classify the crops and weeds. A Genetic Algorithm (GA) was used to optimize and tune the fuzzy logic membership rules. Field study confirmed that the method developed was able to accurately classify crop and weeds through the entire growing period. After segmenti...

2013
A. A. Salama Mohamed Eisa Florentin Smarandache

Department of Mathematics and Computer Science, Faculty of Sciences, Port Said University, Egypt * [email protected] **Department of Computer Science, Port Said University, Egypt [email protected] ***Department of Mathematics, University of New Mexico Gallup, NM, USA [email protected] Abstract: In this paper we introduce the notion of ideals on neutrosophic set which is considered as a gen...

2007
S. B. Miles D. K. Keefer

A new comprehensive areal model of earthquake-induced landslides (CAMEL), developed using fuzzy logic systems, is introduced here. CAMEL provides an integrated framework for modelling all types of earthquake-induced landslides using geographic information systems. CAMEL is designed to facilitate quantitative and qualitative representation of terrain conditions and knowledge about these conditio...

2007
Gonzalo Pajares Alfonso Sánchez-Beato Jesús Manuel de la Cruz José Jaime Ruz

This paper outlines a neural network model based on the Fuzzy Cognitive Maps (FCM) framework for solving the automatic image change detection problem. Each pixel in the reference image is assumed to be a node in the network. Each node has associated a fuzzy value, which determines the magnitude of the change. Each fuzzy value is updated by a trade-off between the influences received from the fu...

Journal: :International Journal of Geographical Information Science 2005
Lianfa Li Jinfeng Wang Chengyi Wang

In disaster insurance and reinsurance, GIS has been used to visualize and manage geospatial data and to help vulnerability and risk analysis for years. However, hazard insurance is a multidisciplinary issue that involves complex factors and uncertainty. GIS, if used alone, has limited functionality due to poor incorporation of intelligence and spatial statistics. The Spatial Decision Support Sy...

2004
Graeme McFerren Gavin Fleming Kerry Murphy

The South African Council for Scientific and Industrial Research (CSIR) is investigating technologies to predict health risk in line with national priorities. Cholera cases are commonly reported in the region, despite the funnelling of extensive resources into ameliorating the problem. It is possible that this results from a lack of foresight as to the likely outbreak locations and times. CSIR ...

2017
Xian Li Shuhe Zhao Dianmin Cong Zhaohua Zhang

Land use and cover change (LUCC) is important for the global biogeochemical cycle and ecosystem. This paper introduced a change detection method based on a bi-band binary mask and an improved fuzzy c-means algorithm to research the LUCC. First, the bi-band binary mask approach with the core concept being the correlation coefficients between bands from different images are used to locate target ...

Journal: :Atmosphere 2023

Montenegro has different influences on the weather and climate; in general, according to Köppen’s classification, there are two climate zones: warm temperate (C) cold (D). The aim of this study is determine susceptibility wildfires Montenegrin coastal municipality Budva northern Rožaje, which located climatic conditions, using multicriteria GIS decision analysis (GIS-MCDA). Nine natural anthrop...

2011
Mohammad Hossein Fazel Zarandi Soheil Davari Mina Hamidifar I. Burhan Türksen

This paper deals with the problem of locating new post offices in a megacity. To do so, a combination of geographical information system (GIS) and fuzzy goal programming (FGP) is used. In order to locate new offices, first six types of service facilities with high levels of interactions with post offices are defined. Then, aspiration level of proximity for each service facility is determined. B...

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