| 1. | The concrete process of calculation to a two - dimension system was also displayed
对于一个二维系统的例子还给出了具体的计算过程 |
| 2. | The simulation results show that the capacity of the two dimensions ocdma system of 2d - ooc wavelength and time is better than that of the one dimension system
Ocdma系统是一个容量受限的系统,当系统的同时用户数较多时,系统的性能主要由用户间的多址干扰决定。 |
| 3. | It ’ s common to simplify the system as a two - dimension or a one - dimension system for exciton research in low - dimension system . however , it ’ s hard to get the exciton wave functions
研究低维结构中的激子特性，通常把系统等效为简单的二维或一维，即便如此，求解也异常繁琐。 |
| 4. | Then , we compare the fit parameters q with sn for different viscosity parameters and different b , and discuss the results . in the end , we simulate the granular packing in two dimensions system vvitli different boundaries
另外，我们比较了不同粘滞系数以及不同fpu力大小情况下拟合参数q和n之间的关系，并对结果进行了分析讨论。 |
| 5. | Firstly , the design of the controller ' s single variable and two dimension system structure which takes the error change rate as well as error into account and improves the system structure ' s properties
首先，设计了模糊控制器的系统结构，采用单变量二维结构设计卫星模糊逻辑控制器，既考虑误差同时也考虑误差变化率，改善了控制系统的特性。 |
| 6. | With a view to practice , the method of controlling chaos , hyperchaos and spatio - temporal chaos through comparing amplitude and disturbing variable is proposed . the results illuminate that it is applicable to both low - dimension system and spatio - temporal system
结合具体实例并通过数值计算，其结果都说明：这种控制方法不仅对于低维系统的混沌控制有效，而且对于时空系统的混沌控制同样有效。 |
| 7. | Both the political and the economic organizations accelerate the institutional arrangement of m & a . in this paper , the m & a theories that derived from the four major economic theories were classified , and a new three - dimension system for the m & a motive was developed
将四大经济理论体系下的并购理论或学说进行归类，构建了并购动因的新三维体系，提出了企业并购的初期目标是经济维、管理维和发展战略维，终极目标是“经济+发展维” 。 |
| 8. | In addition , the specific heat c have been manipulated under control of dimensionality , i . e the chemical potential have been discussed in lower - dimension system . the results is interesting that , dose not intend to fermi energy f when temperature is very low in 2d , whereas is a constant in 1d
对于低维情况的化学势的讨论，我们得到：在二维情况下，当温度很低时，化学势不再趋于fermi能量；在一维情况下，为常数(谐振子势场的频率一定) 。 |
| 9. | Theoretical foundation of the present work is theories of electronic structure in one - dimension systems , which is established on the peierls unstable properties of id systems . the theories showed us concepts of kinks , solitons , excitons of conducting polymers , and successful explained the conducting phenomenons of these " particles " as carriers
本文的理论基础是准一维体系的电子结构理论，这一基础理论建立在一维的peierls不稳定性的基础之上，准一维体系理论给出了导电聚合物中的孤子、极化子、激子等概念，并成功地解释了以这些“粒子”为载流子的导电现象。 |
| 10. | In case of high input dimension system model , taking norm of input vector as the input of wavelet network instead of using tensor product method to construct wavelet network , which could solve the problems of high computation and curse of dimensionality . in the selecting of specific wavelet basis , this thesis first gets initial wavelet basis collection according to spectrum analysis , then gives the least squares regression algorithm to optimize wavelet basis collection based on the least estimation error criteria , which could also initialize the model parameters and increase the speed of convergence
对于具体的模型小波基函数选择,本文首先对样本数据进行时频域分析,根据小波基函数时频空间覆盖样本时频空间的原则,在小波框架中选择建模所用的函数集,然后根据估计误差最小准则,给出最小二乘回归优选算法以进一步优化小波基函数集。 |
