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نمایش تعداد 1-10 از 244

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    Regression Models for Saffron Yields in Iran 

    نوع: Conference Paper
    نویسنده : سیدحسین ثنائی نژاد; سیدنصیر حسینی علی آبادی; Seyed Hossein Sanaei Nejad; seyyed nasir hosseini aliabadi
    سال: 2008
    خلاصه:

    Saffron is an important crop in social and economical aspects in Khorassan Province (Northeast of Iran). In this research we tried to evaluate trends of saffron yield in recent years and to study the relationship between ...

    A hyper Poisson regression model for overdispersed and underdispersed count data 

    نوع: Journal Paper
    نویسنده : Sáez - Conde
    سال: 2013

    Multiple choice from competing regression models under multicollinearity based on standardized update 

    نوع: Journal Paper
    نویسنده : Ueki, Masao - Kawasaki, Yoshinori
    سال: 2013

    Random regression test day model for clinical mastitis: Genetic parameters, model comparison, and correlations with indicator traits 

    نوع: Journal Paper
    نویسنده : Gernand, E. - König, S.
    ناشر: American Dairy Science Association

    The effects of parameter settings on the performance of Genetic Algorithm through experimental design and statistical analysis 

    نوع: Journal Paper
    نویسنده : فرهاد کلاهان; Marziyeh Hassani Doughabadi; Farhad Kolahan
    سال: 2012
    خلاصه:

    (CCD) matrix. To gather the required

    data, the proposed approach is implemented on a well-known traveling salesman problem with 48

    cities. Then, regression modeling has been employed to relate GA variables settings to its...

    Comparative evaluation of the performance of an improved biomass cook stove and the traditional stoves of Iran 

    نوع: Journal Paper
    نویسنده : محمدرضا رسول خانی; محمدعلی ابراهیمی نیک; محمدحسین عباسپور فرد; عباس روحانی; Mohammadreza Rasoulkhani; Mohammadali Ebrahimi-Nik; M. Hossein Abbaspour-Fard; Abbas Rohani
    سال: 2018
    خلاصه:

    In international development programs on improvement of energy supply for cooking in remote regions, biomass gasifier cook stoves have a remarkable place. Fuel type and size play a key role on the performance of such stoves. ...

    Modeling and Optimization of Process Parameters in PMEDM by Genetic Algorithm 

    نوع: Conference Paper
    نویسنده : فرهاد کلاهان; محمد بیرون رو; Farhad Kolahan
    سال: 2008
    خلاصه:

    the regression models based on second

    order polynomial equations for the different process

    characteristics. Then, a genetic algorithm (GA) has been employed

    to determine optimal process parameters for any desired output...

    Determining the climatologically suitable areas for wheat production using MODIS-NDVI in Mashhad, Iran 

    نوع: Conference Paper
    نویسنده : سیدحسین ثنائی نژاد; سیدمجید هاشمی نیا; سارا خجسته شعرباف; Seyed Hossein Sanaei Nejad; Seyed Majid Hasheminia
    سال: 2008
    خلاصه:

    چکیده؛

    One of the most important environmental matters is adaptability of crops to climate of their cultivation areas.. Geo-informatics data and tools such as satellite images and GIS can be used to develop models ...

    A stochastic approach to modeling and optimization of EDM machining parameters using Genetic Algorithm 

    نوع: Conference Paper
    نویسنده : فرهاد کلاهان; حسین بهرامی; احسان نقیبی جویباری; حامد یزدانی; Farhad Kolahan; hossein bahrami; Ehsan Naghibi Jouibari; HAMED YAZDANI
    سال: 2010
    خلاصه:

    Electrical discharge machining (EDM) is one of the most important non-traditional

    machining processes. The important process parameters in this technique are discharge

    pulse on time, discharge pulse off time ...

    The effects of parameter settings on the performance of Genetic Algorithm through experimental design and statistical analysis 

    نوع: Conference Paper
    نویسنده : فرهاد کلاهان; Marziyeh Hassani Doughabadi; Farhad Kolahan
    سال: 2011
    خلاصه:

    the required data, the proposed approach is implemented on a well-known travelling salesman problem with 48 cities. Then, regression modeling has been employed to relate GA variables settings to its performance characteristic. Analysis of Variance (ANOVA...

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