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feature vector相关的网络例句

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We define I-quasi-invex vector function ., I-strictly quasi-invex vector function and KT-I-strictly quasi invex vector function, and derive the above equivalent condition for unconstrained or constrained multiobjective programming.

于是,在本文的第三部分,我们定义了Ⅰ类不变拟凸、Ⅰ类严格不变拟凸、KT-Ⅰ类严格不变拟凸的向量值函数,并且在无约束或约束多目标规划中,获得了每个驻点是有效解的等价条件。

The dissertation will study some problems in stream ciphers. The main results that the author obtained are as follows:(1) The concept of fuzzy linear complexity is presented initially. The estimation problem of the fuzzy linear complexity of the random vector is studied, and a lot of upper bounds are given. The limit properties of fuzzy linear complexity of random vector are studied, and the limit theorem and the limit of variance of the fuzzy linear complexity of random vector are given.(2) The concept of fuzzy nonlinear complexity is presented initially.

本文在前人工作的基础上对序列密码中的一些问题进行了研究;所取得的主要研究成果综述如下:(1)首次提出了模糊线性复杂度的概念,对随机向量的模糊线性复杂度的均值进行了估计,给出了几个上界估计公式,并研究了随机向量模糊线性复杂度的极限性质,给出了随机向量模糊线性复杂度的极限定理及其方差的极限。

The estimation problem of the fuzzy nonlinear complexity of the random vector is studied, and some upper bounds are given. The limit properties of fuzzy nonlinear complexity of random vector are studied, and the limit theorem and the upper bound of variance limit of the fuzzy nonlinear complexity of random vector are given.(3) Enumeration of lst-order correlation-immune functions is discussed further.

首次提出了模糊非线性复杂度的概念,对随机向量的模糊非线性复杂度的均值进行了估计,给出了若干上界估计公式,并研究了随机向量模糊非线性复杂度的极限性质,给出了随机向量模糊非线性复杂度的极限定理及其方差极限的上界。

In our design, the main assumption is that the regressor vector satisfies certain Lipschitz condition; the key procedure is that we transform the error system to the traditional form with the parameter estimation error multiplying the"regressor vector"; and the"regressor vector-based"update law comes from the combination of the gradient algorithm with a σ-modified term.

基于回归向量的自适应律是在经典的梯度算法上增加一个σ修正项后得到的。

The induction motor stator-flux-oriented vector control scheme not only reduces the big dependence of its performances on the rotor parameters, such as in the rotor-flux-oriented vector control, but also eliminates the torque ripple produced by Bang-Bang control in Direct Torque Control. So the SFO vector control is a high-performance and robust induction motor control scheme.

异步电机按定子磁场定向的矢量控制克服了按转子磁场定向的矢量控制系统对转子参数的依赖性,又没有直接转矩控制中的砰—砰控制带来的转矩脉动,是一种鲁棒性良好的高性能异步电机控制策略。

A vector multiplied by a scalar quantity is a vector in the same direction as the original vector.

乘以标量的矢量是一个与原矢量同向的矢量。

Firstly, based on the generalized function,φ-mapping topological current are rigorously proved to be of delta-function form δ and can be labelled by the nodal indices of the vector field, namely by Hopf indices and Brouwer degrees of this vector field, which reveals the inner relationships between our theory and the topology of vector bundle.

论文首先以广函数为基础严格证明了,φ-映射拓扑流具有δ函数形式,并且可以向量场的零点指标表征,即以其Hopf数和Brouwer度拓扑量子化,从而揭示了它与向量丛的拓扑学之间的内在联系。

Firstly,based on the generalized function,φ-mapping topological currentare rigorously proved to be of delta-function formδand can be labelledby the nodal indices of the vector field,namely by Hopf indices and Brouwerdegrees of this vector field,which reveals the inner relationships between ourtheory and the topology of vector bundle.A singular divergence theorem isalso presented.

论文首先以广函数为基础严格证明了,φ-映射拓扑流具有δ函数形式,并且可以向量场的零点指标表征,即以其Hopf数和Brouwer度拓扑量子化,从而揭示了它与向量丛的拓扑学之间的内在联系。

Based on the analysis of the affected extent of the neutral-point potential by every space vector on all kinds of voltage and current conditions the concept named neutral point control grade was proposed for the first time in this paper. The calculation formulas of NPCG were presented as well. Based on NPCG, a novel modulation scheme called optimized 3D space vector modulation (O3DSVM) scheme was proposed in a-b-0 coordinates based on the translation principle of axes, by which the space vectors with higher NPCG values are selected to synthesize the object vector to suppress the unbalance of the neutral-point potential.

该文通过对各种电流电压状态下每个三维空间矢量对直流中点电位的影响进行分析,提出了"中点控制度"(neutral-point control grades,NPCG)的概念,并给出了NPCG的计算公式;基于NPCG,在a-b-0坐标系下提出一种基于坐标平移原理的新型"三维矢量优化选择调制策略"(optimized 3D space vector modulation,O3DSVM),该调制策略能优化选择NPCG值较高的矢量以合成目标矢量,从而达到最大程度控制直流中点电位偏移的目的。

Using the way of Dirac left and right vector, this paper shows the representation s of Hamilton operator for cyciooctateraene and the relation of the representation and unit vector when taking different unit vector of cy-clooctateraene molecule.

用Dirac左、右矢量符号,讨论了环辛四烯分子采用原子轨道为基矢量,原子轨道两两组合为基矢量时,其Hamilton算符H的表象及基矢量之间的关系。

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