查询词典 orthogonal

The paper introduced the working principle of flatness signal measurement on pneumatic flatness measuring roller, developed a flatness pattern recognition system by virtual instrument LabVIEW, which was made up of polynomial least square method, orthogonal polynomial least square method, fuzzy pattern recognition based on Euclidean distance.

介绍了气动板形检测辊的板形信号检测原理，详细阐述了普通多项式最小二乘法、正交多项式最小二乘法和基于欧氏距离的模糊模式识别法，利用虚拟仪器LabVIEW软件开发了基于上述三种方法的板形模式识别系统。

The detailed coefficients of DWT contain signal and noise. Instead of the soft-thresholding method, SVD is applied to decompose the signal features and noise into different orthogonal subspaces. With the reconstruction of the singular vectors in subspace, the signal features are extracted effectively.

该方法通过对每层小波分解细节系数进行奇异值分解，将其中的信号特征成分和噪声分解到不同的正交子空间中，在子空间中选取集成信号特征成分的奇异值矢量进行重构，从而提取出淹没在细节系数中的有用信号成分，最后进行小波重建，得到降噪信号。

Based on the array signal processing and the eigenstructure decomposition method, the signal subspace and the noise subspace are achieved by reconstructing and decomposing the data matrix collected by the array sensors. By using the orthogonal properties of the two subspaces, the information about the velocities and bearings of spatial moving targets can be exactly obtained.

本文提出一种超分辨的二维谱估计方法，它利用的是阵列处理技术，对天线接收数据进行本征分析，将信号数据张成一个空间并对其进行分解，根据正交原理分割成信号子空间和噪声子空间，构造出噪声本征矢量，利用信号子空间与噪声子空间的正交性，在空间谱上形成极值点，从而达到对方向和速度的二维高分辨率估计。

Regressive method of orthogonal conic substitution with 5 factors had applied to study the effect of different planting density and different application rate of N, P2O5, K2O and organic manure on the grain yield and economic benefit of spring corn, and the simulation model of yield formation of spring corn in the medium fertility field was set up.

2005年在长沙采用5因素2次正交旋转回归设计方法，研究了不同密度和氮肥、磷肥、钾肥、有机肥不同施用量对春玉米产量与经济效益的影响。

In addition, in evidence theory, the basic aperation to combine evidences is the orthogonal sum, while in the rough set theory, the basic operation is the intersection of partition.

该文针对两个理论表述上的差异，揭示出其内在的关系，以有助于人们对两者的理解，从而为开拓它们的应用铺平道路。

In this case the Hilbert space can be decomposed into an orthogonal direct sum of partial wave subspaces, which are the simultaneous eigenspaces of the angular momentum operators J^2,J_3 and the operator K which describes the spin-orbit coupling.

在此情形下希尔伯特空间可被分解为部分波子空间的直角方向的和，这子空间是本征角动量算符J^2，J_3和描述自旋轨道耦合算符K同时存在的本征空间。

This is a good example of controlling orthogonal system behavior without having to change class contracts.

这是一种控制，而不必更改类合同正交系统的行为很好的例子。

Objective:To establish a convenient and speedy data-autocalculator system for orthogonal experiment.

目的：建立方便快捷的正交试验数据自动处理系统。

ABSTRACT The performances and realization of orthogonal coded spread spectrum system are studied in this dissertation.

本文研究了正交码扩频系统的性能及系统的实现问题，主要内容分为五个部分。

Studies show that the system has almost the same frequency spectrum efficiency as the orthogonal frequency division multiplexing system.

研究表明该系统有着和正交频分多址复用系统同样的频谱利用率。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。