闭集

bì jí
  • closed set;topologically closed set
闭集闭集
闭集[bì jí]
  1. X为局部闭集且B(?)

    X be a locally closed set and B (?)

  2. 闭集与闭区间上连续函数的性质

    The characters of continuous function on closed set or interval

  3. 实数空间R中的正则闭集和S-集的结构

    The Structures of Regular Closed Set and S-sets in Real Space R

  4. 有界闭集上的(R)积分及积分收敛定理

    ( r ) integral on bounded closed set and the theorem of integral convergence

  5. Banach空间微分方程在闭集上解的存在性

    Thee existence of the solution of differntial equation on the closed set in Banach space

  6. F闭集上的LCM矩阵

    LCM Matrices on Factor-Closed Sets

  7. 利用GMM对20个说话人进行了闭集文本无关说话人识别实验。

    Closed-set text-independent speaker identification experiments with 20 speakers are conducted using a GMM classifier .

  8. 引入了拟阵间的秩强映射、反射闭集映射(RC映射)和强映射等概念,研究了它们的一些基本性质。

    Rank strong maps , maps which reflect closed sets ( RC-map ) and strong maps are defined , and some fundamental properties of them are discussed .

  9. 最后用MATLAB设计了与文本有关的闭集的说话人辨识系统平台,在包含20个人的语音数据库上做了测试,得出在纯净语音环境下,有很高的识别率。

    At last , a test platform of text-dependent and close set speaker identification system is established under the Matlab software . Experiments have tested on a speech database contained twenty speakers .

  10. 本文研究了控制空间和状态空间都为Banach空间,可允许控制集U为有界凸闭集的一般线性算子系统的时间最优控制问题。

    In this paper , we consider the time-optimal control problem of linear operators system in which the control space and the state space are Banach spaces .

  11. 极小映射是动力系统理论中常见的概念.本文证明了极小映射的一个性质.说明了,在连续映射族C0(X,X)中,一致极小映射族可扩张为闭集族。

    In this paper we give a character of minimal mappings , and prove that the consistent class of minimal mappings is closed in C0 ( X , X ) .

  12. 实验结果表明,所提算法获得的评测结果与主观MOS评价之间的相关度,在闭集测试时可达0.91,在开集测试时可达0.88。

    Experimental results show that the correlation between the result of the proposed approach and MOS is up to 0.91 in close-set test and 0.88 in open-set test .

  13. 本文讨论了Frechct空间的结构,证明了:Frechet空间X中的闭集K是紧的当且仅当存在xn∈x,使得xn→0(n→∞)。并且K(?)

    This article discusses the Frechet space structure . The result shows that closed set K in Frechet space X is compact if and only if there exist x_n ∈ X such that x_n → 0 ( n →∞) and K (?)

  14. 对于证据融合方式,本文在分析了D-S理论和现有的融合公式后,提出了适合说话人识别不同应用的开集和闭集融合公式,并讨论了其中参数的选取。

    The traditional D-S is not fit for speaker recognition application ; The paper proposes close-set fusion and open-set fusion functions to meet the different kinds of speaker recognition application requirement .

  15. Matheron随机闭集的判定方法。

    It improves the Criterion method on the random closed sets .

  16. 最后证明了当控制区域U是有界闭集时,系统的等时区域与控制区域是U的凸包时的等时区域相同,推广了有限维的结论。

    At last , it is proved that when the control domain U is a bounded , closed set , the reachable set is the same as that when the control domain is the convex of U.It is an advancement for original results .

  17. 本节的一个中心问题是提出了一个猜想:一个有限格L同构于一个有限偏序集拟阵的闭集所构成的格当且仅当L是一个半模格。

    In this section , we also give a conjecture : A finite lattice is isomorphic to the lattice of flats of a finite poset matroid if and only if it is a semi-modular lattice .

  18. 在Banach空间中,通过构造闭集上微分方程Cauchy问题的逼近解列来证明其广义解集是非空的且是紧的,并给出微分方程Cauchy问题解的整体存在性。

    In a Banach space , by constructing the appropriate solutions of the Cauchy problem of differential equation in closed sets , we prove that the generalized solution set is nonempty and compact , and give the global existence of solutions of the Cauchy problem of differential equations .

  19. 在基于SIFT的经典人脸识别算法中,需要遍历数据库中的所有人脸图像寻找特征点匹配个数最多的人脸图像,完成人脸识别,这样构成了闭集的人脸识别系统。

    In the classical face recognition algorithm based on SIFT , we need to traverse the database to find all of the face image feature point matching the most number of face images to complete face recognition , which constitutes a closed set of face recognition systems .

  20. 特别地,我们在任意有界闭集为紧集的度量空间中建立了一条在Li-Yorke意义下混沌的判定定理,它是由连接扩张不动点和鞍点异宿环导致的。

    Especially , we get a criterion of chaos in the sense of Li-Yorke for heteroclinic cycles connecting repellers and saddles in metric spaces with the compactness in the sense that each bounded and closed set of the space is compact .

  21. 闭集格上拓扑等价的一个充分必要条件

    Sufficient and Necessary Condition for Topology Equivalent on Closed Set Lattice

  22. R~n的全体闭集上的一种自然度量

    A natural metric on all closed sets of R ~ n

  23. 凸闭集上二阶微分包含解的存在性

    Existence of Solutions of Second Order Differential Inclusions on Closed Convex Subsets

  24. 关于闭集的距离及分离性的讨论

    A Discussion on the Distance and Separation of Closed Sets

  25. 凸模糊集与模糊闭集间的弱等价条件

    Equivalent condition between convex fuzzy set and fuzzy closed set

  26. 随机环境中马氏链的瞬时性与闭集

    Transience and closed collection of Markov chains in random environment

  27. R~2中有界闭集上边界函数的可测性

    Measurability for the upper boundary function for a closed set in R

  28. 层次闭集可以形成一种拓扑,称之为模糊层次拓扑。

    They form a topology , and it is called fuzzy stratiform topology .

  29. 周期点集为闭集的闭线段连续自映射

    Continuous Self-Maps of the Closed Interval Whose Periodic Points Form a Closed Set

  30. 定义在非闭集上的二人零和连续凸对策

    Zero-sum continuous convex games defined in a non-close set