查询词典 defect subspaces

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。

A notable merit of parallel coordinates is its well-founded mathematical foundation.Its projective geometrical interpretation and duality properties facilitate the simultaneous projection information representation of multiple low dimension subspaces.

平行坐标的一个显著优点是其具有良好的数学基础，其射影几何解释和对偶特性使它可以很好地同时表达高维数据在多个低维子空间的投影信息。

We introduce the concept of irregular incremental integral samples. Therefore, we present the reconstruction of signal from regular and irregular incremental integral samples in spline subspaces and show the essence of the concept of incremental integral samples. The obtained results improve and generalize the Aldroubi, Moon, Zhou and Sun's results.

我们引入了非均匀增量积分采样的概念，并讨论了在样条子空间中从均匀增量积分采样和非均匀增量积分采样中的重构，从而揭示了增量积分采样的实质，获得的结果推广并改进了Aldroubi、Moon、周性伟、孙文昌等人的工作。

This paper mainly deals with invariant subspaces and cyclic vectors of certain diagonal operators on a separable Hilbert space. In this case, a complete characterization is given.

考虑一般对角算子的不变子空间是非常困难的，本文主要研究Hilbert空间上一类对角算子的不变子空间和循环向量，给出了这类算子不变子空间和循环向量的完整刻画。

This peper is mainly devoted to the study of three kinds of characterizations of simultaneous invariant subspaces, i.e., time domain characterization, frequency domain characterization, and geometric characterization.

摘要本文主要讨论了同时不变子空间的三种特征：即时域特征、频域特征和几何特征。

The cheapest way to get one is to invoke the spectral theorem and to conclude that normal operators always have non-trivial invariant subspaces.

取得这样结果的最省力的尝试是引用光谱定理而得到正规算子恒有非平凡不变子空间的结论。

In the last chapter,we constructa bipartite graph by all 1-dimensional subspaces and all maximal totally isotropicsubspaces of symplectic space,and obtain that this graph is a distance-semiregulargraph,its bipartite half is the complement of symplectic graph.

最后，我们利用辛空间中的所有一维向量子空间及极大全迷向子空间构作了一类二部图，证明了此图是一个距离半正则图，其二部半图是辛图的补图。

The Karhunen-Loeve transform is used for feature reduction of the feature vectors and creating the subspaces. Then the distance between unknown-classification feature vector and each subspace is calculated to determine the class to which the vector belongs.

通过K-L变换，能有效降低特征空间的维数，形成各类别对应的特征子空间，然后分别计算待分类模式与各子空间的距离实现模式分类。

The signature vectors are estimated by projection onto the intersectant subspaces. Based on the estimated signature vectors, the multiuser detector is constructed.

利用到相交子空间的迭代投影估计得到包含信道信息的特征矢量，以此构造多用户接收机。

Especially we completely characterize when two quasi-invariant subspaces are similar or unitarily equivalent.

在相似和〓等价的意义下给出了有限余维的拟不变子空间的完全分类。

Chimborazo and Cotopaxi, took me by the hand.

越过琴博腊索山和科托帕克西山。

This car is in a good condition.

这辆车的状况很好。