نتایج جستجو برای: aggregation operator for soil suitability evaluation

تعداد نتایج: 10771619  

Journal: :مجله دانشگاه علوم پزشکی قم 0
عاطفه موسوی atefeh mousavi qom university of medical sciencesدانشگاه علوم پزشکی قم مریم همتی maryam hemati qom university of medical sciencesدانشگاه علوم پزشکی قم سعید کیال saeid kayyal amirkabir university, tehranدانشگاه امیرکبیر احمدرضا شمشیری ahmadreza shamshiri tehran university of medical sciencesدانشگاه علوم پزشکی تهران

background and objectives: evaluation has an important role in software development. quality is considered in the evaluation of information systems, which depends on usability, availability, validity, compatibility, and response time. this research was performed with the aim of determining the usability of hospital information systems according to the 7 principles of isometric 9241, part 10. me...

Journal: :iranian journal of fuzzy systems 2013
kevin kam fung yuen

aggregation operators (aos) have been studied by many schol- ars. as many aos are proposed, there is still lacking approach to classify the categories of ao, and to select the appropriate ao within the ao candidates. in this research, each ao can be regarded as a cognitive style or individual dierence. a cognitive style and aggregation operator (csao) model is pro- posed to analyze the mapping ...

Journal: :caspian journal of environmental sciences 2009
sh. khan z. paydar f. mirzaei

researchers of csiro land and water in griffith in australia have found a way to repeatedly reuse drainage water to grow crops. in the process the system will concentrate the salt in the water to a manageable level which can then be used or stored in an environmentally friendly manner. the process, known as sequential biological concentration, is based on a novel system for land, based treatmen...

Journal: :جنگل و فرآورده های چوب 0
حمید صوفی مریو دانشجوی کارشناسی ارشد جنگلداری، واحد علوم و تحقیقات، دانشگاه آزاد اسلامی، تهران، ایران ساسان بابایی کفاکی استادیار دانشکده کشاورزی و منابع طبیعی، واحد علوم و تحقیقات، دانشگاه آزاد اسلامی، تهران، ایران وحید اعتماد استادیار گروه جنگلداری و اقتصاد جنگل، دانشکده منابع طبیعی، دانشگاه تهران، کرج، ایران ناصر احمدی ثانی استادیاردانشکده کشاورزی و منابع طبیعی، واحد مهاباد، دانشگاه آزاد اسلامی، مهاباد، ایران

this study aims at identifying the suitable areas for ecotourism using geographic information system (gis) and analytical hierarchy process (ahp) in experimental and educational kheyroud forest, nowshar, mazandaran province. the evaluation process was conducted based on three groups including ecological, infrastructural, and socio-economic criteria. then, the indicators of each main groups were...

Journal: :چغندرقند 0
اکبر سهرابی استادیار دانشکده کشاورزی- دانشگاه لرستان محمدعلی چگینی استادیار مؤسسه تحقیقات چغندرقند

the study was carried out in the fields of department of agriculture, university of lorestan, iran(lat. 32°18´ n., long. 45°22´ e.). according to the data gathered in the nearest synoptic meteorological station, the studied region is classified under semi-arid climates. mean maximum and minimum daily temperatures have been recorded in july and january as 29.5 and 5.5°c, respectively. mean annua...

Journal: :محیط شناسی 0
پرویز جوکار فارغ التحصیل کارشناسی ارشد مسعود مسعودی دانشیار دانشگاه شیراز

introduction urban planning is the process of influencing, controlling or directing changes in the use of land overtime and space in an urban area. therefore, it involves plan formulationand development control. to achieve this, concept of sustainable development must be addressed to remedy social inequities and environmental damage, while maintaining a sound economic base. the sustainable deve...

2012
Ali Akbar Jamali

This paper discusses site selection process for biological soil conservation planning. It was supported by a valuefocused approach and spatial multi-criteria evaluation techniques. A first set of spatial criteria was used to design a number of potential sites. Next, a new set of spatial and non-spatial criteria was employed, including the natural factors and the financial costs, together with t...

Journal: :Computers & Mathematics with Applications 2008
Yuh-Yuan Guh Rung-Wei Po E. Stanley Lee

The fuzzy weighted average is widely used to solve hierarchical evaluation problems, including fuzzy consideration for the operations of scoring, weighting and aggregating. Previous works considered the fuzziness of score and weight, and used the additive function to aggregate these weighted scores. This study considers the aggregation operator also as a fuzzy variable, and uses a generalized m...

Journal: :آب و خاک 0
افشار افشار صالحی صالحی محمّدی محمّدی محنت کش محنت کش

abstract the quality of soil maps depends upon their ability to show the soils variability. thus, the accuracy of the maps used for crop recommendations is due to the accuracy of soil maps. this study was performed to investigate the amount of soil properties and crop yield spatial variability in s 2 and s3 units of a semi-detailed quantitative suitability map (1:50000 scale) for irrigated whea...

شمشیری, احمدرضا, موسوی, عاطفه, همتی, مریم, کیال, سعید,

Background and Objectives: Evaluation has an important role in software development. Quality is considered in the evaluation of information systems, which depends on usability, availability, validity, compatibility, and response time. This research was performed with the aim of determining the usability of hospital information systems according to the 7 principles of isometric 9241, part 10. Me...

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