查询词典 norm of vector

Based on this, this paper develops the modal series method, expounds its mathematic foundation and theory system, and compares it with the linear modal analysis and the method of norm form of vector fields.

开发了基于模态级数法的HVDC/AC互联电力系统分析软件包，通过此软件可以得到系统的非线性响应，获得非线性系统零输入响应的近似闭式解，进行系统模态分析、非线性模态交互作用分析，并为控制系统设计提供有价值的特征信息。

Selection criterion is based on the Frobenius-2 norm of received signal vector at each receiving antenna.

仿真结果表明，在高信噪比条件下，选择有最大范数的接收天线子集，系统能实现和使用全部接收天线的U码传输系统渐近相同的分集增益。

The step size of the new algorithm is inversely with the summation of squared norm of the error vector and β/λ.

小的步长μ可以确保稳态时具有小的失调，但是算法的收敛速度慢，并且对非稳态系统的跟踪能力差。

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.

在模型结构方面，对于多维输入输出系统建模，本文放弃选用传统的标量积确定小波基函数的方法，将输入矢量的范数作为小波网络基函数的输入变量，从而避免了高维输入所带来的可用小波基数量巨大和计算复杂的缺点。

The NON-AS algorithm can be applied to receiver of multiple input and multiple output systems,and selection of receive antennas is based on the Frobenius-2 norm of instantaneous received signal vector.

NON-AS算法适用于多输入多输出系统的接收端，接收天线选择是基于每个天线瞬时接收到信号矢量的F-2范数。

In order to simplify the subsequent analysis,the obtained independent components can be divided into two parts containing dominant part and excluded part according to the concept of vector norm,and two types of statistics,I2 and SPE that reflect the system's variety and error,are respectively calculated whose confidence bounds need to be identified.

独立分量分析在过程监控、故障检测方面的应用则刚刚起步，通常是把分离得到的独立分量直接作为某种特征的反映[4]，或者对混合系数进行多次计算、对比，直接作为检测故障的指标，然后结合支持向量机方法诊断故障[5]。

The pair-wise error probability analysis and simulation results show that,under the condition of high SNR,by selecting the set of antennas that observe the largest instantaneous Frobenius-2 norm of received signal vector,the same diversity gain can be achieved as the one obtained by using all the receive antennas.

成对错误概率分析和仿真结果表明：在高信噪比情况下，选择有最大范数的接收天线，系统能实现和使用全部接收天线相同的分集增益。

Note on relation of seminorm and norm in vector space;2. The functional representation of some seminorms such as the continuous seminorms, the beundedseminorms and the lower semicontinuous seminorms are given out.

给出了局部凸空间上连续半范数，有界半范数和下半连续半范数等的泛函表示，应用这些表示定理，我们得到了Banach－Mackey空间的一个全局特征和囿空间的对偶特征，最后还给出了局部凸空间理论中一些重要定理的简化证明。

In recent years, SVG, the norm of the network transmit in vector format gained the authentication from W3C. The standard inherits the open structure from XML, not only preserves the function of interactive edit like

近几，由W3C 所公开认证的可变式向图形SVG，继承延伸标记语言XML 开放式资结构的优点，保有向式地图的互动编辑功能，具备网格式地图的丰富色彩之展现能，迅速地成为互动式网地图的适当格式。

In order to solve the problem,a novel algorithm for pattern synthesis is presented by minimizing the norm of the weight vector under constraints of the mainlode-sidelobe-ratio,mainlobe width,flat mainlobe or interference nulling.

该算法以空域匹配权模值最小为目标函数，以主副比、3 dB宽度、主瓣平顶或干扰陷零等为约束条件，优化出最优权，在保证方向图形状的同时兼顾了阵列效率。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。