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نمایش تعداد 1-10 از 472

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    Effects of inaccuracy of material permittivities on ray tracing results for site-specific indoor propagation modeling 

    نوع: Conference Paper
    نویسنده : وحید محتشمی; Vahid Mohtashami
    سال: 2013
    خلاصه:

    The complex dielectric constants of building materials are present in the reflection, transmission and diffraction coefficients of the ray tracing formulation. Any deviation of the dielectric constants included in ray ...

    Three-dimensional sensitivity analysis using a factoring technique 

    نوع: Journal Paper
    نویسنده : محمد رضائی پژند; محمدرضا سالاری نهبندانی; Mohaamad Rezaiee Pajand; ; محمد رضائی پژند; محمدرضا سالاری نهبندانی; Mohaamad Rezaiee Pajand
    سال: 1993
    خلاصه:

    A new formulation for the sensitivity analysis of three-dimensional finite elements is presented. The method is based upon the implicit differentiation and calculates all parts of deformed element stiffness matrix. These parts are found by a rather...

    Two-dimensional sensitivity analysis 

    نوع: Journal Paper
    نویسنده : محمد رضائی پژند; محمدرضا سالاری نهبندانی; Mohaamad Rezaiee Pajand; ; محمد رضائی پژند; محمدرضا سالاری نهبندانی; Mohaamad Rezaiee Pajand
    سال: 1996
    خلاصه:

    A two-dimensional sensitivity analysis using the finite element method is discussed. The factoring technique and Wang\\'s method are applied to the same problem. Both plane stress and plane strain problems are solved in this paper. Although the same...

    Rate of transmission: A major determinant of the cost of clinical mastitis 

    نوع: Journal Paper
    نویسنده : Down, P.M. - Green, M.J. - Hudson, C.D.
    ناشر: American Dairy Science Association
    سال: 2013

    The sensitivity of the calculation of خ”V to vehicle and impact parameters 

    نوع: Journal Paper
    ناشر: Elsevier Science
    سال: 2013

    Modeling of rheological behavior of honey using genetic algorithm–artificial neural network and adaptive neuro-fuzzy inference system 

    نوع: Journal Paper
    نویسنده : Marziyeh Ramzi; Mahdi Kashaninejad; Fakhreddin Salehi; Ali Reza Sadeghi Mahoonak; سیدمحمدعلی رضوی; Seyed Mohammad Ali Razavi
    سال: 2015
    خلاصه:

    ). The developed GA–ANN, which included 11 hidden neurons, could predict honey viscosity with correlation coefficient of 0.997. The overall agreement between ANFIS predictions and experimental data was also very good (r=0.999). Sensitivity analysis results showed...

    Estimating Evaporation from Lakes and Reservoirs under Limited Data Condition in a Semi-Arid Region 

    نوع: Journal Paper
    نویسنده : میثم مجیدی خلیل آباد; امین علیزاده; علیرضا فریدحسینی; M. Vazifedoust; maysam majidi khalil abad; Amin Alizadeh; Alireza Faridhosseini
    سال: 2015
    خلاصه:

    The Bowen ration energy balance (BREB) is considered as a standard method for

    estimating lake evaporation. The BREB method however requires numerous input data which

    may not be readily available especially ...

    Optimization of Energy Consumption in Milk Production Units through Integration of Data Envelopment Analysis Approach and Sensitivity Analysis 

    نوع: Journal Paper
    نویسنده : حمزه سلطانعلی عباسکوهی; باقر عمادی; عباس روحانی; مهدی خجسته پور; A. Nikkhah; Hamzeh Soltanali; Bagher Emadi; Abbas Rohani; Mehdi Khojastehpour
    سال: 2016
    خلاصه:

    The aims of this study were to evaluate the energy consumption and its modeling in industrial milk production units using data envelopment analysis (DEA) approach and sensitivity analysis. Data were collected from 44 industrial milk production units...

    Locating Potential Bicycle Links and Budget-Based Prioritization Utilizing Sensitivity Analysis: A Case Study 

    نوع: Conference Paper
    نویسنده : سیدعلی ضیائی; سینا عارفی زاده; ابوالفضل کریم پور; پویا وثوق گرایلی; کیانوش کمپانی; Seyed Ali Ziaee; Sina Arefizadeh; Abolfazl Karimpour; Pooya Vosough Grayli; Kianoush Kompany
    سال: 2015
    خلاصه:

    For Considering low vehicle speed in urban areas, there have been 465 fatal crashes collectively in the urban municipality of Mashhad city all of which involved bicycles or motorcycles, from spring 2010 until spring 2013. ...

    Valuation of Water and its Sensitive Analysis in Agricultural Sector A Hedonic Pricing Approach 

    نوع: Journal Paper
    نویسنده : محمود دانشورکاخکی; ناصر شاه نوشی فروشانی; نرجس خواجه روشنایی; Mahmoud Daneshvar Kakhki; Naser Shahnoushi froshani; Narjes Khajeh roshanaee
    سال: 2010
    خلاصه:

    . Sensitive analysis is also used for observation of varieties in the value of water. Results showed that, irrigation water is the most effective and significant variable in the controversial area. Results of the sensitive analysis indicated that...

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