查询词典 linear operator

In the following two cases:(1)gcd=1;(2) N=p〓, where p denotes the characteristic of the finite field GF, by using the factorization of the polynomial in finite field, the counting function N〓 is showed, the expected value of the linear complexity E〓 is determined, and a useful lower bound on the expected value of the k-error linear complexity E〓 is established.(7) The stability of the lattice structure for pseudorandom number sequences is put forward.

利用多项式的因式分解等简单工具，研究了任意有限域GF上，周期N与p互素以及N ＝P〓这两种情况下，计数函数N〓，的值，即线性复杂皮为c的N-周期序列的个数，并给出了线性复杂度的数学期望E〓的值以及k-错线性复杂度的数学期望E〓的一个有用的下界，这里p表示有限域GF的特征。

Highly precise quadra order non-linear formula is set up, which gives the satisfactory density value of highly pure aluminum (99.999~99.99999 %) at 20 oC.Linear approximate formula for the density calculation of 99.75% primary aluminum (molten point in the range of 658.7℃～1100℃) derived f...

以Jagrangian插值的二次多项式和一次多项式导出的 99.75 %原铝(熔点 6 5 8.7℃～ 1 1 0 0℃)的密度计算的线性近似式、该式子较文献〔1〕所述的还要简单，而数值计算结果却高度吻合。

Simulation results prove that the performance of the new method is similar with the linear interpolation method at the lower velocity; while it is better than the linear interpolation method at the higher velocity and a little worse than the quadratic polynomial interpolation.

通过仿真表明，在低车速时，该算法的误比特率性与线性插值方法基本相同；而在中高车速时，该算法的误比特率性能要明显优于线性插值信道估计方法，与二次插值信道估计方法的性能基本相同。

Based on the analysis of linear quadratic optimal system and PID control system,the paper develops a method for PID parameter optimizing,which is obtained from the principles of time-domain designs and optimization for linear quadratic optimal control system.

本文通过对基于时域状态空间描述的线性二次最优控制系统和基于输出反馈的频域PID控制系统的对比分析，提出一种由PID动态补偿网络实现线性二次最优控制的方法，仿真结果验证了该方法的合理性。

In chapter 5, considering an AC/DC system that includes two DC lines. Based on feedback linearization in the nonlinear systems and linear quadratic optimization control theory in the linear system, two new nonlinear additional controllers are designed in the same time.

第五章针对包含两条直流传输线路的交直流互联系统，采用状态反馈精确线性化方法与线性系统的二次最优控制相结合的方法，同时设计了两条直流线路的非线性附加控制器。

Moreover, the system also integrates linear regulator which is quite applicable in on-chip power supply system. Founded on studying the electrical characteristic of it in quasi powered-off state, the linear regulator realizes an efficient energy transfer from storage capacitor to secure circuits.

此外，该系统还集成了适用于片上电源系统的线性调整器，研究了准掉电模式下线性调整器的电特性，实现了将存储电容的能量高效的转换给安全电路。

The ordinary structure mapping methods mainly include two kinds in an area of linear or quasi linear variation of velocity with depth: the one is space correction for isochronic t 0 map resulted from interpretation of stack section; the other is to using uniform velocity for time depth conversion of isochronic t 0 map resulted from interpretation of migration section.

石油地球物理勘探，2 0 0 1，36 (5 )：6 18～ 6 2 5 在速度随深度呈线性或准线性变化的地区，主要有两种常规构造成图方法：1对由水平叠加解释剖面得到的等 t0 图进行空校；2对由偏移解释剖面得到的等 t0 图采用统一速度进行时—深转换。

The questionnaire method and the interview menthod were used to gain the tourist data, the quota sampling method was used in sampling survey, the principal component analysis method was used to measure the various variables, the statistical methods such as linear regression analysis, multivariate linear regression analysis, single factor variance analysis and logistic regression analysis were used to analyzes the relationship between various variables.

具体来说，在获取游客数据时采用了问卷调查法和访谈法，在抽样调查时采用了配额抽样方法；对各变量进行测度时使用了主成分分析法；在分析各变量之间相互关系时采用一元线性回归分析、多元线性回归分析、单因素方差分析及Logistic回归分析等统计方法。

In this paper we have found the main component s in a n -dimension random vector X , the so called main compon ents don′t contain linear relation and the others of X can be expressed as the linear combination of the main component s.

本文提供了在多维随机变量中寻找主成分的一种方法，证明了其余分量均可表示为主成分的线性组合，解决了多维随机变量的各个分量之间所存在的线性关系问题。

The variation of pH and conductivity of various phosphate solution with the solution temperature were obtained based on the physical chemistry theory and ionization equilibrium theory in electrolytic solutions, and be testified experimentally under radiation of ultrasonic wave. The pH was a linear function with the reciprocal of thermodynamic temperature, and the conductivity was a linear function with the temperature in phosphate solution.

三、超声波对双水相系统组成物质、两相组成及溶质分配影响的研究根据物理化学原理和电解质溶液电离平衡理论分析推导和实验验证，揭示了超声波作用下不同组成磷酸盐溶液的pH值和电导率随溶液主体温度变化的规律：磷酸盐溶液的pH值与溶液主体绝对温度的倒数成线性关系，磷酸盐溶液的电导率与溶液主体温度成线性关系。

Diabetes is a social disease that affects several million people worldwide.

糖尿病是一个社会性疾病，全世界有数百万人罹患此病。

I'll call you on Friday to see if we can reschedule our luncheon meeting at your convenience.

我星期五会给您打电话在您方便的时候我们重新安排我们的午餐约会。