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2篇 您的检索式:作者名="SATTARI Gh"
    题名 作者 年代 出处 被引量
1Prediction of uniaxial compressive strength and modulus of elasticity for Travertine samples using regression and artificial neural networks显示文摘Uniaxial Compressive Strength (UCS) and modulus of elasticity (E) are the most important rock parameters required and determined for rock mechanical studies in most civil and mining projects. In this study, two mathematical methods, regression analysis and Artificial Neural Networks (ANNs), were used to predict the uniaxial compressive strength and modulus of elasticity. The P-wave velocity, the point load index, the Schmidt hammer rebound number and porosity were used as inputs for both meth-ods. The regression equations show that the relationship between P-wave velocity, point load index, Schmidt hammer rebound number and the porosity input sets with uniaxial compressive strength and modulus of elasticity under conditions of linear rela-tions obtained coefficients of determination of (R2) of 0.64 and 0.56, respectively. ANNs were used to improve the regression re-sults. The generalized regression and feed forward neural networks with two outputs (UCS and E) improved the coefficients of determination to more acceptable levels of 0.86 and 0.92 for UCS and to 0.77 and 0.82 for E. The results show that the proposed ANN methods could be applied as a new acceptable method for the prediction of uniaxial compressive strength and modulus of elasticity of intact rocks.DEHGHAN S SATTARI Gh CHEHREH CHELGANI S ALIABADI M A 2010Mining Science and Technology2010,20,1:18
2Determining the effect of anti-bacterial essential of Tanacetum parthenium 显示文摘Saharkhiz M Sattari M Goodarzi Gh 2008J Sci Res Iran Aromat Herbs2008,24,1:1
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