partial order 中文意思是什麼

Based on the algorithm, the modeling methods of complex situations such as curved surfaces, partial absorption, directional sources, multiple sources and various sound barriers, have been presented. then, the objective modeling ( parameter prediction ) and the subjective modeling ( binaural auralization ) of enclosed sound fields have been studied in detail. in order to verify the above algorithms, the results worked out by our computer program have been compared with those of measurement in real buildings, calculating by statistical method, modeling by other researchers and a kindred software

聲場視聽一體化是在封閉聲場參數預測（ parameterprediction ） 、可聽化（ auralization ）和可視化（ visualization ）基礎上提出的一個新的概念，其本質含義是：在一定的聲學、數學和信號處理理論基礎上，通過建立三維聲場的計算機模型，實現從客觀聲學指標、主觀聽覺感受和直觀視覺效果三方面對三維封閉聲場進行綜合的預測和評價。

The order of partial differentiation is immaterial.

偏微商的次序並不重要。

Based on a duralumin flexible beam with piezoelectric films attached, distributed parameter modal described by partial difference equations is builded, and then turned into a set of two order systems with the method of modal analyse. state feedback control and independent modal control is investigated. and simulation of the closed - loop system with thest two methods is performed in matlab

並用模態分析的方法，將系統的偏微分方程模型轉化成了模態模型；研究了狀態反饋和獨立模態方法；進一步完善了軟體界面以及軟體功能；在實際系統中，應用狀態反饋演算法，有效抑制了懸臂梁在受到外界瞬時脈沖擾動和激振引起的一階、二階模態振動。

In order to verify the effectiveness of steep - front impulse voltage test in finding the internal faults of composite insulator, some insulators with faults, including conductive channel, semi - conductive channels, airy channel, partial little air bubble that occur separately at different place, are modeled. steep - front wave impulse voltage test is made for these faulty insulator and normal insulator

為了檢驗陡波試驗對于發現合成絕緣子內部故障的有效性，分別模擬了絕緣子內部不同部位有導電性、半導電性通道，小氣泡，金屬雜質，長氣泡以及芯棒與護套間不粘連故障的絕緣子，並從三維靜電場計算和用不同陡度的陡波試驗兩個方面進行了驗證。

Forced oscillation for a class of high order partial functional differential equations

一類高階偏泛函微分方程的強迫振動性

Strict or irreflexive partial order

嚴格偏序

Structural matching is a main approach for on - line chinese character recognition. in order to reduce its great computational comple xity and improve its performance, people have been seeking for a way to guide the whole matching by the result of partial matching. in this paper, the authors prop osed 45 basic components from 3, 755 categories of the daily - used chinese charac ters to guide the stroke segment matching. because they always locate at either the beginning or the end of the stroke segment string, these components are easy to extract and separate from other parts of the character. besides, the reference templates of these components are dynamically extracted from the reference segmen tstring and dependent on the current matched character so that a more accurate matching is carried out. experiments show that the segment matching computation h as reduced almost 50 %. the approach is also enlightening for other similar object matching problem

結構匹配是一種有效的聯機手寫漢寫識別方法，為了減少匹配運算，人們一直在尋求利用部分匹配的結果來引導整體匹配的方法.在特徵匹配與結構匹配綜合的基礎上，從3 . 755個一級國標漢字中提取出45個子結構，利用它們來引導結構匹配.由於這些子結構總出現在字首或字尾，因而對它們的檢測比較容易.同時，通過建立子結構活動模板及設計子結構動態抽取演算法，使得子結構匹配的準確度得到很大提高.實驗結構表明，該方法使結構匹配的運算量減少約50 % ，並對類似的物體識別問題有一定的啟發意義

We reduce the cauchy problem of equations ( 8 ), ( 9 ) to an equivalent integral equations by the fundamental solution of a second order partial differential equation. then using the contraction mapping principle and the extension theorem of the solution we prove the existence and uniqueness of the global generalized solutions and the existence and uniqness of the global classical solution

先是通過一個二階偏微分方程的基本解，把imbq型方程組歸） ， p ）的初值問題轉化為等價的積分方程組，然後利用壓縮映射原理、解的延拓定理等證明了歸） ，問的初值問題的整體廣義解和整體古典解的存在唯一性

The effect of overburden separation dynamic development under key stratum on grouting for bed separation space was analyzed, in order to deal with the problem that the current bed separation growing technology can not prevent the key stratum from breakage, put forward the isolated section - grouting technology for overburden bed separation space, integrated the virtue of growing for bed separation space and partial extraction, the bed separation grouting bodies, key stratum and isolated section pillars were made to constitute the load - carrying body all together, and to reach the purpose of reducing subsidence effectively, increase the coal seam extraction ratio, and accelerate the development of isolated section - growing technology for overburden bed separation space

摘要分析了關鍵層下離層動態發育對離層充填的影響，針對目前離層區充填工藝不能阻止覆巖關鍵層初次破斷的問題，提出了「覆巖離層分區隔離注漿充填」技術，它綜合離層充填與條帶開采技術的優點，通過離層區充填置換或減小分區隔離煤柱寬度，使「離層區充填體關鍵層分區隔離煤柱」形成共同承載體，從而達到有效減緩地面沉降的目的，提高了煤層采出率，促進了覆巖離層充填減沉技術的發展。

The primary studies in this paper are the following : ( 1 ) we define a generalized alexandroff topology on an l - fuzzy quasi ordered set which is a generalization of the alexandroff topology on an ordinary quasi ordered set, prove that the generalized alexandroff topology on an l - quasi ordered set ( x, e ) can be obtained by the join of a family of the alexandroff topologies on it, a topology on any topological space can be represented as a generalized alexandroff topology on some l - quasi ordered set, and the generalized alexandroff topologies on l - fuzzy quasi ordered sets are generalizations of the generalized alexandroff topologies on generalized ultrametric spaces which are defined by j. j. m. m. rutten etc. ( 2 ) by introducing the concepts of the join of l - fuzzy set on an l - fuzzy partial ordered set with respect to the l - fuzzy partial order and l - fuzzy directed set on an l - fuzzy quasi ordered set ( with respect to the l - fuzzy quasi order ), we define l - fuzzy directed - complete l - fuzzy partial ordered set ( or briefly, l - fuzzy dcpo or l - fuzzy domain ) and l - fuzzy scott continuous mapping, prove that they are respectively generalizations of ordinary dcpo and scott continuous mapping, when l is a completely distributive lattice with order - reversing involution, the category l - fdom of l - fuzzy domains and l - fuzzy scott continuous mappings is isomorphic to a special kind of the category of v - domains and scott continuous mappings, that is, the category l - dcqum of directed - complete l - quasi ultrametric spaces and scott continuous mappings, and when l is a completely distributive lattice in which 1 is a molecule, l - fuzzy domains and l - fuzzy scott continuous mappings are consistent to directed lim inf complete categories and lim inf co ntinuous mappings in [ 59 ]

本文主要工作是： （ 1 ）在l - fuzzy擬序集上定義廣義alexandroff拓撲，證明了它是通常擬序集上alexandroff拓撲的推廣，一個l - fuzzy擬序集（ x ， e ）上的廣義alexandroff拓撲可以由其上一族alexandroff拓撲取並得到，任意一個拓撲空間的拓撲都可以表示為某個l - fuzzy擬序集上的廣義alexandroff拓撲，以及l - fuzzy擬序集上的廣義alexandroff拓撲是j . j . m . m . rutten等定義的廣義超度量空間上廣義alexandroff拓撲的推廣。 （ 2 ）通過引入l - fuzzy偏序集上的l - fuzzy集關于l - fuzzy偏序的並以及l - fuzzy擬序集上（關于l - fuzzy擬序）的l - fuzzy定向集等概念，定義了l - fuzzy定向完備的l - fuzzy偏序集（簡稱l - fuzzydcpo ，又叫l - fuzzydomain ）和l - fuzzyscott連續映射，證明了它們分別是通常的dcpo和scott連續映射的推廣，當l是帶有逆序對合對應的完全分配格時，以l - fuzzydomain為對象， l - fuzzyscott連續映射為態射的范疇l - fdom同構於一類特殊的v - domain范疇，即以定向完備的l -值擬超度量空間為對象， scott連續映射為態射的范疇l - dcqum ，以及當l是1為分子的完全分配格時， l - fuzzydomain和l - fuzzyscott連續映射一致於k . wagner在[ 59 ]中定義的定向liminf完備的-范疇和liminf連續映射。

Strand space including a partial order describing causal structure and a analog recursion method, brought forward the boundary of the attacker ’ s capacity which does not depend on idiographic protocols

串空間方法包括了一個描述因果結構的偏序和一個類遞歸證明方法，提出了與所分析的具體協議無關的攻擊者能力邊界，是一種新型有效的形式化方法。

The main idea of this hybrid algorithm is : at first, all candidates in task collection is lined according to a dispatching rule ( earliest due date, edd ), then this linear queue is divided into some tiers under a criterion that partial order is not allowed to exist in the every tier, many feasible sequences is generated by constructing a neighborhood of a initial sequence in every tier, the allocation of the resources over time is conducted to perform every feasible task sequence, and a set of approximate optimal scheduling schemes is achieved as the precondition of the next tier ’ s disposal in meeting multiple scheduling objectives to obtain the global near - optimal schedule which makes these program run tier by tier until the last task is completed

該演算法按照最早完工時間優先（ ect ）分派規則，先將參加排序的工序合併成一個串列序列，然後按照同層內不存在偏序關系的原則，將其分解為若干個時間上相互銜接的層次，在每個層次內部，通過構造鄰域產生出多個可行序列，對每個可行序列進行設備配置，採用鄰域搜索演算法進行方案的尋優，保留一組滿足評價要求的可行方案作為下一層設備配置的背景環境，通過層層遞進最終獲取全局的近似最優解。

It integrated the advantages of physical clock and logical clock so that it can not only represent the time duration but also preserve the partial order of events. a postmortem clock adjustment algorithm has been designed

結合物理時鐘和邏輯時鐘的優點，設計了一個事後分析的時鐘調整演算法，證明了其正確性和收斂性。

Spatial data model is formalized according to partial order relationship, equivalence relationship and simplicial complex theory. a formalizing two - tuple ( m, f ) multi - resolution spatial data model is presented. based on the jarno peschie algorithms, an improved algorithm of road network map generalization is developed

應用偏序關系、等價關系和單純復形理論，初步研究了多解析度空間數據模型形式化表達方法，提出了一個二元組形式化多解析度空間數據模型。

Some properties of partial order in banach algebras

代數的正則性及其乘子

The weak natural partial order on - regular semigroup

正則半群上的弱自然偏序關系

Inspired by typical coding schemes such as ezw, spiht, ebcot, 3d - iezw, 3d - spiht and 3d - escot, a new context model of wavelet coefficients is proposed, which make use of partial order, self - similarity between subbands of wavelet coefficients and the correlation of neighboring wavelet coefficients

受ezw 、 spiht 、 ebcot模型及3d - ezw 、 3d - spiht 、 3d - escot模型的啟發，本文綜合利用小波系數不同子帶間的自相似性、偏序性和同子帶內相鄰系數的相關性，提出了一種新的三維小波嵌入編碼上下文模型3d - pem 。

A new set - valued caristi ' s fixed point theorem, as well as its detail proof, is presented by using partial order theory, which generalized some related results. the theory of monotone dynamical systems has given rise to great attention

我們給出了一種新的caristi不動點定理，並使用偏序理論對這個不動點定理進行了詳細的證明，所得結果推廣了文獻中的相關結論。

On the other hand, the level wise search algorithm is analyzed theoretically with level space theory based on partial order. several properties of level space are summarized and proved. the property of border theory and complexity conclusion of abstract level wise search model are also proved based on the above discuss

另一方面，本文以基於偏序關系的層次空間< l ， >為基礎，對分層搜索演算法進行深入的理論分析，總結並證明了層次空間的幾個基本性質，並在此基礎上對已有的邊界集性質和抽象分層搜索模型的復雜度結論給出嚴格證明。

O conceptual hierarchies organization technique concepts in databases are organized into a partial order called conceptual hierarchies. conceptual hierarchies play an important role in the knowledge discovery process because they specify backgroud or domain knowledge and may affect the discovery processing and the results. ln this paper, basic ideas about conceptual hierarchy and its manipulation are discussed. based on the conceptual hierarchies in the nms database, we present processing methods o application research of multilevel association algorithm in the nms database we emphatically discuss performance data multilevel conceptual association problems on network management background, especially, the association between performance data and geographic location. after studying encoding multilevel association algorithms and background item constraint algorithms, an efficient mining multilevel association algorithm between performance data and geographic location is presented. lt is efficient for mining useful association rules

一旁多級關聯演算法在網路數據庫中的應用本文重點研究了網路管理背景下多級概念下性能數據關聯問題，特別是性能數據和地理位置關聯的問題。將概念結構方法應用於網路管理數據庫之中。通過對編碼結構實現的多級關聯技術的研究，通過對網路管理數據庫下背景知識約束條件實現研究，提出了」一種高效的，網路管理性能數據與地理位置關聯的挖掘演算法。