نتایج جستجو برای: standard matrix

تعداد نتایج: 859705  

2008

Phenomenological implications of neutrino oscillations implied by recent experimental data on pattern of neutrino mass matrix are diss-cussed. It is shown that it is possible to have a neutrino mass matrix which shows approximate flavor symmetry; the neutrino mass differences arise from flavor violation in off-diagonal Yukawa couplings. Two modest extensions of the standard model, which can emb...

2008

Phenomenological implications of neutrino oscillations implied by recent experimental data on pattern of neutrino mass matrix are diss-cussed. It is shown that it is possible to have a neutrino mass matrix which shows approximate flavor symmetry; the neutrino mass differences arise from flavor violation in off-diagonal Yukawa couplings. Two modest extensions of the standard model, which can emb...

Journal: :Journal of chromatography. A 2012
Ying Liu Xiao-Wei Shi E-Hu Liu Long-Sheng Sheng Lian-Wen Qi Ping Li

Various analytical technologies have been developed for quantitative determination of marker compounds in herbal medicines (HMs). One important issue is matrix effects that must be addressed in method validation for different detections. Unlike biological fluids, blank matrix samples for calibration are usually unavailable for HMs. In this work, practical approaches for minimizing matrix effect...

Journal: :analytical and bioanalytical chemistry research 2015
masoud shariati-rad mohsen irandoust sara sheikhi

prediction using pure standards is expected to be biased whenever the slope of the calibration is affected by the presence of sample matrix. moreover, in the presence of unknown spectral interferents, first-order algorithms like partial least squares cannot be used. in this study, a method for determination of carvedilol (car) in tablet and urine samples is proposed by excitation-emission fluor...

Journal: :جنگل و فرآورده های چوب 0
مهدی کلاگر دانشجوی دکتری صنایع چوب و کاغذ، دانشگاه آزاد اسلامی، واحد علوم و تحقیقات، تهران، ایران حبیب الله خادمی اسلام دانشیار گروه علوم و صنایع چوب و کاغذ، دانشگاه آزاد اسلامی، واحد علوم و تحقیقات، تهران، ایران سحاب حجازی استادیار، دانشکدۀ منابع طبیعی، دانشگاه تهران، کرج، ایران

in this research, effects of concentration and time of silane treatment of rice straw flour on the morphology and mechanical strengths of rice straw flour/polypropylene composites were investigated. tri ethoxy vinyl silane (c8h18o3si) with 98% purity in two concentrations of 5 and 10%, that each concentration had two immersion times including, 45 and 90 min for using treatment rice straw flour....

Journal: :CoRR 2010
Subhash C. Kak

This article presents new properties of the mesh array for matrix multiplication. In contrast to the standard array that requires 3n-2 steps to complete its computation, the mesh array requires only 2n-1 steps. Symmetries of the mesh array computed values are presented which enhance the efficiency of the array for specific applications. In multiplying symmetric matrices, the results are obtaine...

2014
T. S. Doan

and Applied Analysis 3 where T is a given positive constant, aij : R → R, i, j 1, . . . , d, are continuous functions and τij > 0 for i, j 1, . . . , d with i / j. Define r : max { τij : i, j 1, . . . , d, i / j } . 2.2 Note that 2.1 is a special case of 1.2 . More precisely, the right hand side of 2.1 equals f t, xt , where f f1, . . . , fd : 0, T × C → R is defined as follows: fi ( t, φ ) : a...

Journal: :EURASIP J. Adv. Sig. Proc. 2006
Karl Skretting John Håkon Husøy

A new method for supervised texture classification, denoted by frame texture classification method (FTCM), is proposed. The method is based on a deterministic texture model in which a small image block, taken from a texture region, is modeled as a sparse linear combination of frame elements. FTCM has two phases. In the design phase a frame is trained for each texture class based on given textur...

2009
Nursyarizal Mohd Nor Ramiah Jegatheesan Perumal Nallagownden

Newton-Raphson State Estimation method using bus admittance matrix remains as an efficient and most popular method to estimate the state variables. Elements of Jacobian matrix are computed from standard expressions which lack physical significance. In this paper, elements of the state estimation Jacobian matrix are obtained considering the power flow measurements in the network elements. These ...

2016
Bhavin S. Sedani Nirali A. Kotak Dipesh G. Kamdar Komal R. Borisagar

This paper presents the analysis of IEEE standard for wireless Metropolitan Area Networking i.e. WiMAX system with the implementation of Hybrid Antenna Diversity technique in its physical layer. Currently in the 4G standardized era, the goal of any developing technology is centered around just two features: Fastest performance and Highest accuracy. The development of IEEE 802.16 standard has br...

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