نتایج جستجو برای: mult

تعداد نتایج: 613  

2017
Zihao Wang Yu Chen Jingrong Zhang Lun Li Xiaohua Wan Zhiyong Liu Fei Sun Fa Zhang

Electron tomography (ET) is an important method for studying three-dimensional cell ultrastructure. Combining with a subvolume averaging approach, ET provides new possibilities for investigating in situ macromolecular complexes in sub-nanometer resolution. Because of the limited sampling angles, ET reconstruction usually suffers from the ‘missing wedge’ problem. With a validation procedure, Ite...

2004
Francisco J. GonzAlez-Serrano

In this work we present a n adaptive interference canceler in mult iuser and multipath scenarios. The detector has two key elements: a n adaptive algorithm f o r separating the signal subspace f r o m the noise subspace and a decision feedback equalizer based o n the Generalized Cerebellar Model Art iculat ion Controller (GCM A C ) neural network. Examples demonstrate the performance of this eq...

2004
Y. Gordon

Given two covar iance matrices R and S for a given elliptically con toured distribution, we show how simple inequalities between the matr ix elements imply that ER(f)< Es(f), e.g., when x = (xil,i ...... i,) is a mult i index vector and f ( x ) = rain max rain max. . .xi l ..... i,, i l i2 i3 or f(x) is the indicator funct ion of sets such as (3 U N U...rx, ...... ~._-<;o, ..... ,~ i l i2 i3

Journal: :Complex Systems 1987
Howard Gutowitz Jonathan D. Victor

The local structure theory (G utowitz et al. ISJ) is an analyt ica l method for the determination of the statistical properties of cellular automaton evolution. In this paper we develop the local structure theory for mult i-dimens ional Euclidean lattices. The local st ructure theory for the Game of Life [1] is st udied in detail. Some statistica l properties of this cellular automaton are well...

2005
B. E. RYMAN

Heparin causes lysis of the mult i lamellar Iiposomes of all three charges, positive, neutral, and negative 7 and thus releases the entrapped [3H]glucose or chromate. The lyt ic effect of heparin is also observed in liposomes prepared from the lipids extracted from human red blood cells. Heparin is found to interact with the phospholipid bilayers, which suggests that the reported lyric effect o...

2012
Andrei ŢUGUI Andrei Ţugui

Această lucrare prezintă implementarea algoritmului FFT (Cooley-Tukey) intens utilizat la reconstrucţia imaginilor RMN pe o maşină revoluţionară de calcul paralel, Connex Array. Valorificând structura şi prelucrarea vectorială a informaţiilor in Connex Array, reconstrucţia unei imagini RMN s-a facut mult mai rapid decat în majoritatea scanerelor comerciale. Rezultatele sunt remarcabile. Propune...

1994
Jean-Paul Linnartz Nathan Yee

Abstract: The application of Wiener filtering to the detection of Multi-Carrier Code Division Mult iple Access (MC-CDMA) signals is analyzed. An analytical model is developed to evaluate an MCCDMA system with a very large number of subcarriers. This model is compared with simulations for 8 and 64 subcarriers. Simulation results are also presented on the effect of correlated fading (in the frequ...

2013
Vinod Pangracious Emna Amouri Habib Mehrez Zied Marrakchi

An innovative 3D physical design exploration methodology for Tree-based FPGA architecture is presented in this paper. In a Tree-based FPGA architecture, the interconnects are arranged in a mult-dimensional network with the logic unites and switch blocks placed at different levels, using a Butterfly-Fat Tree network topology. A 3D physical design exploration methodology leverage on Through Silic...

Journal: :Applied Mathematics and Computation 2009
Shengguo Li Xiangke Liao Lizhi Cheng

In th is paper, we present a fifth-order method for find ing mult iple zeros of nonlinear equations. Per iteration, the new method requires two evaluations of functions and two of its first derivative. It is proved that the method has a convergence of order five. Finally, some numerical examples are g iven to show the performance of the presented method, and compared with some known methods.

Journal: :Results in Mathematics 2021

Abstract In this paper we deal with the class $$\mathcal {C}$$ C of decomposable solvable Lie groups having dimension six. We determine those in and their subgroups which are multiplication Mult ( L ) inner mapping Inn for three-dimensional connected simply topological loops . This result completes classifica...

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