نتایج جستجو برای: fuzzy variogram model

تعداد نتایج: 2172091  

ژورنال: ژئومکانیک نفت 2019

In this paper two new approaches for building 3D Geomechanical Earth Model (GEM) were introduced. The first method is a hybrid of geostatistical estimators, Bayesian inference, Markov chain and Monte Carlo, which is called Model Based Geostatistics (MBG). It has utilized to achieve more accurate geomechanical model and condition the model and parameters of variogram. The second approach is the ...

Journal: :پژوهش های علوم و صنایع غذایی ایران 0
mahmoud sadeghi masoud yavarmanesh mostafa shahidi nojhabi

nowadays, it has demonstrated that viruses can be transmitted by water and foods. therefore, it causes the research to develop for detecting different viruses in water and foods. among foods, milk can transfer potentially pathogenic viruses. on the other hand, to achieve every method for recovery and extraction of viruses in raw milk it needs to know about impact of milk components on viruses. ...

Journal: :محیط شناسی 0
احمد نوحه گر استاد گروه مرتع و آبخیزداری، دانشکدۀ منابع طبیعی و کشاورزی دانشگاه هرمزگان فاطمه ریاحی کارشناس ارشد مهندسی آبخیزداری دانشگاه هرمزگان

introduction drastic model is an index and overlapping model that has been designed for producing vulnerability scores for different points by combining several thematic layers. overlapping distinguished methods are themost applicable methods for evaluatingvulnerability of aquifers because they are cheap, they can directly reach a defined goal, the used data in the methods are accessible or can...

Journal: :international journal of smart electrical engineering 0
shiva rahimipour amirkabir university of technology mahnaz mohaqeq amirkabir university of technology s.mehdi hashemi amirkabir university of technology

short term prediction of traffic flow is one of the most essential elements of all proactive traffic control systems. although various methodologies have been applied to forecast traffic parameters, several researchers have showed that compared with the individual methods, hybrid methods provide more accurate results . these results made the hybrid tools and approaches a more common method for ...

Journal: :international journal of industrial mathematics 0
f. abbasi department of mathematics, ayatollah amoli branch, islamic azad university, amol, ‎iran.‎

in the paper a model to predict the concentrations of particulate matter pm10, pm2.5, so2, no, co and o3 for a chosen number of hours forward is proposed. the method requires historical data for a large number of points in time, particularly weather forecast data, actual weather data and pollution data. the idea is that by matching forecast data with similar forecast data in the historical data...

Journal: :journal of research in health sciences 0
mohsen aliabadi rostam golmohammadi hassan khotanlou muharram mansoorizadeh amir salarpour

background: noise prediction is considered to be the best method for evaluating cost-preventative noise controls in industrial workrooms. one of the most important issues is the development of accurate models for analysis of the complex relationships among acoustic features affecting noise level in workrooms. in this study, advanced fuzzy approaches were employed to develop relatively accurate ...

2001
Sean A. McKenna

The efficient characterization of sites contaminated with unexploded ordnance (UXO) is necessary prior to returning these sites to the public domain. Characterization plans must be based on an accurate prediction of the UXO distribution. A doubly stochastic Poisson process is proposed as the underlying model controlling the spatial distribution of UXO. This model allows the single parameter (in...

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