空子集 的英文怎麼說
中文拼音 [kōngzijí]
空子集
英文
vacuous subset-
Positrons and antiprotons can individually be stored in a device called a penning trap, which uses a combination of magnetic and electric fields to hold charged particles in a vacuum
正電子和反質子能單獨地被儲存在一個稱作環形線圈裝置中，藉助磁場和電場的一個聯合作用儲存真空收集來的粒子。V'is a nonempty subset of v.
V是v的一個非空子集。A conjugate gradient method based on subset of subspace
基於子空間子集最優的共軛梯度法The essence of edid is to set up a normal behavior fuzzy sub collection a on the basis of watching the normal system transfer of the privilege process, and set up a fuzzy sub collection b with real time transfer array, then detect with the principle of minimum distance in fuzzy discern method the innovation point of this paper is : put forward the method of edid, can not only reduce efficiently false positive rate and false negative rate, also make real time intrusion detection to become possibility ; have independent and complete character database, according to the classification of monitoring program, design normal behavior and anomaly behavior etc., have raised the strongness of ids ; use tree type structure to preservation the character database, have saved greatly stock space ; in detection invade, carry out frequency prior principle, prior analysis and handling the behavior feature of high frequency in information table, have raised efficiency and the speed of detection, make real time intrusion detection to become possibility ; have at the same time realized anomaly intrusion detection and misuse intrusion detection, have remedied deficiency of unitary detection method
這種方法的實質是在監控特權進程的正常系統調用基礎上建立正常行為模糊子集a ，用檢測到的實時調用序列建立模糊子集b ，然後用模糊識別方法中的最小距離原則進行檢測。本文的創新點是：通過對特權進程的系統調用及參數序列的研究，提出了基於euclidean距離的入侵檢測方法edid ，不僅能有效降低漏報率和誤報率，而且使實時入侵檢測成為可能；設計有獨立而完整的特徵數據庫，根據被監控程序的類別，分別設計正常行為、異常行為等，提高了檢測系統的強健性和可伸縮性；特徵數據庫按樹型結構存儲，大大節省了存儲空間；在檢測入侵時，實行頻度優先原則，優先分析和處理信息表中的高頻度行為特徵，提高檢測的速度和效率，使實時入侵檢測成為可能；同時實現了異常入侵檢測和誤用入侵檢測，彌補了單一檢測方法的不足。From the point of view of hilbert space sets of measure 0 are negligible.
從希耳伯特空間的觀點看來，測度為0的子集是可以省略的。We can show the existence of solutions to the differential inclusions problem by baire category method, and so the formal problem. the main steps of using baire category method are as follows. first we construct a complete metric space v. then with the help of the likelihood functional, we obtain a series of open and dense subset vs in v. finally, by baire category theorem, we know that the subset vs is dense in v
本文指出在適當的條件下，可以將原問題轉化為一個微分包含問題：對於此微分包含問題運用baire稠密性方法，構造一個完備的度量空間，也就是容許函數空間，再利用似然泛函構造出它的一列稠密開子集（實際上是逼近解集） ，從而由baire稠密性定理可以得到解的存在性。This idea can also be applied to the higher dimensional point sets
該演算法適用於任何類型的平面子集，並且可以推廣到高維空間子集的k ?近鄰計算中。Chapter 2 of this paper, by using a new method of proof, we obtain the weak ergodic convergence theorem for general semigroups of asymptotically nonexpansive type semigroups in reflexive banach space. by theorem 2. 1 of chapter 1 we get the weak ergodic convergence theorem of almost orbit for general semigroups of asymptotically nonexpansive type semigroups in reflexive banach space. by this method of proof, we give the weak ergodic convergence theorems for right reversible semigroups. by theorem 2. 1 of chapter l, we generalize the result to almost orbit case. so we can remove a key supposition that almost orbit is almost asymptotically isometric. it includes all commutative semigroups cases. baillon [ 8 ], hirano and takahashi [ 9 ] gave nonlinear retraction theorems for nonexpansive semigroups. recently mizoguchi and takahashi [ 10 ] proved a nonlinear ergodic retraction theorem for lipschitzian semigroups. hirano and kido and takahashi [ 11 ], hirano [ 12 ] gave nonlinear retraction theorems for nonexpansive mappings in uniformly convex banach spaces with frechet differentiable norm. in 1997, li and ma [ 16 ] proved the ergodic retraction theorem for general semitopological semigroups in hilbert space without the conditions that the domain is closed and convex, which greatly extended the fields of applications of ergodic theory. chapter 2 of this paper, we obtain the ergodic retraction theorem for general semigroups and almost orbits of asymptotically nonexpansive type semigroups in reflexive banach spaces. and we give the ergodic retraction theorem for almost orbits of right reversible semitopological semigroups
近年來， bruck [ 5 ] ， reich [ 6 ] ， oka [ 7 ]等在具frechet可微范數的一致凸banach空間中給出了非擴張及漸近非擴張映射及半群的遍歷收斂定理。 li和ma [ 13 ]在具frechet可微范數的自反banach空間中給出了一般交換漸近非擴張型拓撲半群的遍歷收斂定理，這是一個重大突破。本文第二章用一種新的證明方法在自反banach空間中，研究了揚州大學碩士學位論文2一般半群上的（ r ）類漸近非擴張型半群的弱遍歷收斂定理，即:定理3 . 1設x是具性質（ f ）的實自反banach空間， c是x的非空有界閉凸子集， g為含單位元的一般半群， s =仕工， 。The maximal value point s problem of a convex function on a closed convex subset in locally convex space is considered by using the level set of function, - subdifferential and - normal cone. it gives several equivalent characters on the optimal solutions of the problem
利用函數的水平集， -次微分和-法向錐等工具研究局部凸空間的凸函數在閉凸子集上的最大值點問題，給出了最優解的幾個等價刻劃What we do at this aspect are : firstly, we describe the permutation symmetry of the structure of some special networks and the corresponding attractor sets with some geometric graphs in euclidean space, which are called attractors graph and geometrized structure graph of the networks respectively ; the geometrizing conditions are also given ; we study the dynamical behavior of the networks using the geometrized structure graph and attractors graph of the network ; moreover, we propose an approach to construct a big - size network with some small - size network with symmetry by the method of direct - sum, direct - produce and semidirect - produce. we also study the dynamical properties " relation between the big - size network and the small - size networks. all those results will provide some theoretical basis for designing a special large - scale network
本文在這方面所做的工作如下：首次將一些特殊網路的結構和吸引子集的置換對稱性用三維歐氏空間中的一些幾何圖來表示，分別稱之為幾何結構圖和吸引子圖；給出了網路對稱性的幾何化條州即相應的對稱性群為可遷群） ：並惜助網路的幾何結構圖和吸弓吁圖分析網路的動力學性質；此外，我們提出了用簡單的具有一定對稱性的小網路按照群的直和、半直積和直積的方式組合成較大的網路的方法，探討了這些小網路和所組成的大網路的一些動力學性質的關系，如穩定態的個數、各穩定態的回憶性質等，為較大網路的設計提供一些理論依據。In addition to the volume of information is large, and in fast retrieval, digital libraries is felt that the means and methods to obtain information still similar to the traditional library " computer bibliographic " and " contains book, " this modern it knowledge level of awareness of library services also require far. knowledge library is the extension of digital library, it is the use of
本文系統研究了知識圖書館及其知識組織的相關理論，在現有的圖書分類主題法的基礎上，提出了知識圖書館的知識組織模式，即利用本體論和知識空間模型對圖書資料進行拆分，產生知識子集，然後使用xml對知識子集進行組織、存放的知識圖書館的知識組織模式。Linear preserver problem ( lpp for short ) concerns the characterization of linear operators on matrix spaces that leave certain functions, subsets, relations, etc., invariant
線性保持問題（簡稱lpp ）刻畫在矩陣空間上保持特定的函數，子集，關系等不變的線性運算元When there is not a trusted share distribution center, this dissertation gives a solution how the group signature is realized for vector space access structure, or constructs a vector space secret sharing - multisignature scheme without trusted share distribution center, and analyzes its security. the generalized - multisignature scheme is proposed based
在該方案中，參與者共享rsa簽名方案的秘密密鑰，能保證矢量空間訪問結構中參與者的授權子集產生有效的rsa群簽名，而參與者的非授權子集不能產生有效的rsa群簽名。In the paper, new classes of generalized lkkm and generalized s - lkkm mappings in a nonempty subset of a l - convex space are obtained
本文首先在l -凸空間的非空子集上引進新的廣義lkkm映射和廣義s - lkkm映射。This provides an additional dimension of modularity so that, even within a given language unit, it is possible for you to use only specific subsets
這就對模塊性提供了更多的空間，即使對一個已給定的語言單元，你也有可能只使用某些特定的子集。This paper implements spatial analysis prototype system roamosii after analyzed stzware ’ s two - dimension subset and amosii database. using object oriented thinking, we package stzware ’ s two - dimension subset by java to form spatial analysis module, model spatial object types in amosii database to form data storage module and form spatial object edit module using java. we integrate these 3 modules to form a complete 2 - dimension spatial analysis system
本文在分析了stzware二維子集和amosii數據庫的基礎上實現的空間分析原型系統roamosii ，利用面向對象的思想，通過用java語言包裝stzware的二維子集，在amosii數據庫中建模空間對象類型構成數據存儲模塊， java實現空間對象編輯模塊，這三個模塊通過amosii的java介面集成在一起，形成完整的二維空間分析系統。In this paper it is proved that there are no scramble sets with nonzero invariant probability measure and especially there are no sequence - distribution - scramble sets with nonzero invariant probability measure in the minimal mappings of a compace metric space and interval mappings with zero topological entropy
摘要證明緊度量空間的極小映射以及拓撲熵為零的區間映射不存在具有非零不變概率測度的混沌子集，特別不存在具有非零不變概率測度的序列分佈混沌子集。In this paper, the notion of likelihood ratio, as a measure of deviation between a sequence of the arbitrary random variables and a sequence of independent random variables with different distributions, is introduced. a class of strong deviation theorems represented by inequalities are given on a subset of the sample space by constructing a negative supermartingale and using martingale convergence theorem
本文通過引進似然比作為相依隨機變量序列相對于服從不同分佈的獨立隨機變量序列的偏差的一種度量，並通過構造一個非負上鞅，利用鞅收斂定理給出了樣本空間的一個子集上的一類用不等式表示的強偏差定理。In this paper, the fuzzy uniform ring, fuzzy uniform subring, fuzzy uniform residue class ring, and direct product of fuzzy uniform rings are defined ; the three necessary and sufficient conditions to describe fuzzy uniform ring by the fuzzy topological ring of type ( qu ), by fuzzy uniform space and by a family of fuzzy subsets of a ring are obtained
摘要本文定義了模糊一致環概念，研究了它與模糊拓撲環的關系及它與模糊一致空間的關系；給出了藉助于環的模糊子集族對模糊一致環的刻畫，還引入了模糊一致子環，模糊一致剩餘類環與模糊一致環的直積；並討論了它們的分離性。Air liquide ( china ) holding co. ltd. wholly owned by air liquide group and is responsible for all investment and about 1, 500 employees in china
液化空氣（中國）投資有限公司是法國液化空氣集團在中國注冊的全資子公司，負責管理在中國所有的投資項目和1 ， 500名員工。分享友人