特征函数

A systematic convergence tests for hyperspherical potential curves, channel functions, are performed to assess the validity and efficiency. The challenging three-body problem with complex channel-coupling is solved efficiently and accurately. Accurate ground-state energy, structure parameters, and rotantion constants for Ar2Kr and Ar3 are obtained and compared to other theoretical values in the literatures.

系统研究了超球势曲线、道函数的特征与收敛性；实现了有复杂多通道耦合时重惰性原子三聚体的精确求解，得到了Ar2Kr和Ar3惰性原子三聚体精确的基态能量、结构参数及转动常数，并与文献结果进行了比较。

First, based on the analogy of the mathematical expressionbetween the propa gation of EM wave and that of seismic wavein a horizontal stratified earth, the re flectivity and transmissionformulation for EM plane wave propagating incident nor malto the layers are derived, the formulation with relation to pseudo-impulse is discussed and pseudo-impulse response is compared with impulse response of re flection seismology.

作者首先基于电磁波与地震波在水平层状介质中传播特征在数学形式上的相似性，推导了垂直入射平面电磁波在层间反射与透射传播函数，并讨论了它们与伪脉冲的关系，与反射地震学中脉冲响应作了对比。

Therefore, the exact relation between the unbalanced input voltage and the noncharacteristic harmonics of the output voltage in the 12-pulse rectifier system is obtained. In addition, the relation between the input current and the imbalance of the input voltage is obtained, which could help to choose the filter elements and exactly analyze the characteristics of the no controlled rectifier circuit.

利用精确的开关函数，推导了多脉波整流系统输入不平衡电压与输出电压非特征谐波的精确关系，进而得到电阻、电感负载时系统输入电流与输入电压不平衡度的关系，为精确地选择滤波元件做了有意义的探索。

In this paper, a kernel quantification theory IV is proposed through organical combining kernel function theory and quantification theory IV. The algorithm framework for the new model with large scale-sampling data is established on the basis of Lanczos algorithm which is an iterative method for finding the eigenpairs of a square matrix.

把核函数理论与数量化理论IV模型有机结合，提出了核数量化理论IV模型，并以高阶对称矩阵端部特征对求解的Lanczos算法为基础设计了大样本核数量化理论IV模型的算法框架。

The purpose of this paper is to investigate the characterizations of smoothness of refinable functions.

本文考虑细分函数在不同空间的光滑性的特征刻画。

AbstractBased on the character of T/P satellite altimetry return waveform, we present a method to retrack the waveform data and determine the retracking correction with function approach, then improve the precision of altimeter observations in offshore.?For the South China Sea region,?we have processed four cycles T/P altimeter waveform data.

根据测高卫星返回波形的特征，给出了由Topex/Poseidon卫星波形数据进行波形重构的方法，并采用函数逼近算法确定波形重构改正量，进而改善测高卫星近海岸海面高观测值的精度。

Based on numerical modeling results of influencing factor, multifactor retrogressive method has been established, according to which a function related to water contamination and recovery extent at each stage of five characteristic points has been established.

结合影响因素数值模拟结果，建立了多因素回归方法，确定了5个特征点的含水和阶段采出程度与多影响因素的函数关系。

20KGy was obtained and fitted by the composite action dose response function to give the nonlinear characteristic parameters which showed this response to be supralinear.

4.294×1014s-1及动力学级数≈2，并得到MgSO4：Dy，Mn在此剂量范围的γ辐射剂量响应，用复合作用响应函数拟合得到的非线性特征参数表明为超线性。

In this paper the tracking algorithm based on heuristic search is proposed.The starting point is positioned according to the trapezia matching model,gray change property of lane markings and the restraint of real lane width.Then we search the lane edge point from the start point with the tolerance cost rule function.

提出一种边界点启发式搜索算法，根据梯形匹配模型、车道线灰度变化特征和实际车道宽度约束，确定搜索的起始点，从起始点根据度量代价准则函数搜索车道边界点。

Through the method of EMD, the fluctuations or trends in the different time level were unbundled to produce a series of different characteristics of the intrinsic mode functions and the system had the evolution curves on a different time scale, which could be as a special solution to the system.

通过EMD方法，将研究对象的不同时间尺度的波动或趋势逐级分解开来，产生一系列具有不同特征尺度的本征模函数，得到系统在不同时间尺度下的演化曲线，可以将这些曲线看成是系统的特解。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷