spectral order的例句大全

In this note, using the spectral theory of linear operators, a spectral representation of infimum of two self-adjoint operators with respect to the logic order is established.

本文利用线性算子的谱理论给出了逻辑序下两个自伴算子下确界的谱表示。

The spectrally noncritical phase-matching SHG in the pump depletion regime is researched. The influence of reconversion and third-order nonlinearity on the conversion efficiency, as well as on pulse shape and spectral distribution is analyzed theoretically.

研究了中、高功率密度泵浦下的折返点匹配宽带倍频特性，分析了相位失配引起的逆转换、三阶非线性效应对转换效率、脉冲形状和光谱分布的影响及机制。

For two-dimensional Navier-Stokes equation, the second order implicit legendre approximation with high-accuracy was established. This approximation has two order accuracy in time direction, and spectral accuracy in space direction, and keeps the conservation of the dispersed energy.

针对二维Navier-Stokes方程建立了高精度的二阶隐的Legendre谱格式，该格式在时间方向具有二阶精度，在空间方向具有谱精度，且保持了离散能量的守恒性。

Spectral element method and high order time splitting method for navies stokes equation

谱元法和高阶时间分裂法求解方腔顶盖驱动流

In order to understand the earthquake resistant safety of the dam, the aseismic strength of the dam is verified both by response spectral method and time-history method.

为了了解大坝的抗震安全度，用反应谱法和振型迭加法对坝体的抗震强度进行了校核。

The non-existence of high order spectral moments of PM and JONSWAP spectra is analyzed.

分析了海浪谱高阶谱矩不存在的原因。

The barotropic low order truncated spectral model of the monsoon circulation

季风环流的正压低阶截谱模式

Basing on Hough transform, two-valued spectral pattern image is fitted to linear array single-element wide and different-distance apart, and then position information of every line in the array is noted by order.

以霍夫变换为理论依据，将二值化谱线图像拟合为单像素宽、距离不等的直线组，并按次序记录每条直线的位置信息；

For the fluorescent X-ray tubes, several spectral distributions of different directions of primary X-ray beam must be determined and then the mean values of these data are calculated in order to obtain the effective spectral distributions.

对荧光X射线管还应测定几个射线束方向的原级谱加以平均求得有效原级谱。

Spectral estimation always applies cross spectral theory and high order self spectral theory up to now.

本文在互功率谱估计和高阶统计量理论基础上，提出了互高阶谱估计方法。

The spectral function P(ω) of the spin pair correlation function in a coupled quadrupole system are evaluated using the pade approximation starting from the exact derivation of frequency second and fourth order moments at high temperature limit.

精确计算出四级耦合系统中高温极限情况的二阶、四阶级矩，在Pade近似下获得自旋对关联函数的谱函数P（ω）。

The recursive algorithm of Householder transform is applied for AR spectral estimation by forming the high-order autocorrelation matrix, and an unbiased estimation of AR parameters is obtained. Thus, the noise pollution to AR spectral is overcome and a better estimation performance is ensured.

本文通过构造高阶相关阵，用householder变换递推算法做AR谱估计，得到了AR参数的无偏估计，从而剔除了噪声对AR谱的污染，保证了较好的估计质量。

Secondly, spectral characterization of Boolean functions satisfying k order strict avalanche criterion is described;

其次探讨了满足k阶严格雪崩准则的布尔函数的谱特征；

Then get the reason of why spectral clustering algorithms were sensitive to the input order of data set.

由此给出了导致谱聚类算法对数据输入顺序敏感的原因。

they also indicate that for order morse functions, it can be computed out the same homological groups by method of spectral sequences, as by witten complex, although they are very different in form for general morse functions.

并说明了对于有序Morse函数而言，谱序列算同调群的方法与下Witten复合形算法是一致的；而对于一般的Morse函数，这两种算法在形式上是不一致的。

due to that hspa+ has already adopt mimo and high order modulation technology to improve the spectral efficiency, it is preferred to further improve the peak data rate by increasing the system bandwidth.

由于HSPA+已经采用了MIMO和高阶调制等先进技术以提高频谱效率，所以提升系统带宽成为提高峰值数据速率自然而然的首选方案。

high order spectral element method and application in hydrodynamic stability

高阶谱元区域分解算法及其在流动稳定性中的应用

Chebychev spectral elements approximation of the acoustic wave equation first-order Clayton-Engquist-Majda absorbing boundary conditions was derived.

推导并实现了带吸收边界条件的二 维 波动方程的切比雪夫谱元解法.

ObjectiveTo detect the high-order information in EEG signals by bispectral analysis based on high-order spectral techniques.

目的使用高 阶 谱技术建立脑电信号的双谱分析方法,以探讨脑电信号中蕴涵的高 阶 信息.

In the identification of MPSK signals, the features extracted from the improved higher order spectral could obtain better noise immunity and achievability.

在MPSK信号的类内识别中，通过改进的高阶谱提取特征进行识别，具有更好的抗噪性和可实现性。