時空索引 的英文怎麼說

中文拼音 [shíkōngsuǒyǐn]
時空索引 英文
spaciotemporal key
  • 時 : shí］Ⅰ名1 （比較長的一段時間）time; times; days:當時at that time; in those days; 古時 ancient tim...
  • 空 : 空Ⅰ形容詞（不包含什麼; 裏面沒有東西或沒有內容; 不切實際的） empty; hollow; void Ⅱ名詞1 （天空） s...
  • 索 : Ⅰ名詞1 （大繩子; 大鏈子） a large rope 2 （姓氏） a surname Ⅱ動詞1 （搜尋; 尋找） search 2 （要; ...
  • 引 : Ⅰ動詞1 （牽引; 拉） draw; stretch 2 （引導） lead; guide 3 （離開） leave 4 （伸著） stretch 5 （...
  • 時空 : space time:[相對] space time continuum時空點 event; 時空度量 space time metric; 時空反演 space ti...
  • 索引 : index; indexing; key; repertory; subscript; concordance
  1. It is applicable to various structural distribution networks. while resolving the " large area restoration ", the genetic algorithm execute three same and simple genetic operators : selection, crossing and mutating. it make a self - adaptable and probability overall searching under the leading of fitness value in the whole searching scale until acquiring the best result

    在求解網路故障后重構問題時，互動式模糊遺傳演算法通過循環執行相同的、極其簡單的選擇、雜交和變異三種遺傳操作，並在適應度函數值的引導下在搜索空間進行自適應概率性全局搜索，直至獲得全局最優解。
  2. Secondly, introducing the image analyzing technology with reference to the disadvantages of the traditional ferr - graph analysis technology, and with the combination of characteristic parameter optimizing filtration so as to raise a description method of debris micro - morphologic character. thirdly, with the application of mode recognition method, completing the process of debris auto - recognition based on the collected information of the debris configuration characteristics ; and conducting the diagnosis on the aero - engine wear faults according to the theory of particle tribology. fourthly, introducing information fusion technology to solve the problem that a single method can not collect enough fault premonitory information to conduct the wear fault diagnosis, hence to conduct the research and exploration in the field of comprehensive diagnosis on the aero - engine ' s multi - fault premonitory information

    本文的研究工作主要包括以下五個部分：首先，介紹航空發動機常見的磨損故障類型，研究磨損故障的失效機理，分析磨粒的產生機理、分類以及形態特徵：其次，針對傳統鐵譜分析技術的缺點，引入圖像分析技術，再結合特徵參數優化篩選，形成基於圖像的磨粒顯微形態學特徵描述方法：然後，基於提取到的磨粒形態特徵信息，應用模式識別方法完成磨粒自動識別，並根據顆粒摩擦學的基本原理進行航空發動機磨損故障的診斷與定位：再后，鑒于單一方法不能提取足夠的故障徵兆信息進行磨損故障診斷，本文引入信息融合技術，開展航空發動機多故障徵兆信息綜合診斷方法的研究與探索；最後，基於航空發動機滑油光譜分析與鐵譜分析數據，應用時序模型、灰色模型以及組合模型進行磨損故障的預測方法研究。
  3. 14 guttman a. r - trees : a dynamic index structure for spatial searching. in proc

    上述機制在數據組織時並不需要對空間數據對象進行索引。
  4. This thesis explains the necessity of the character recognition technology of the computer at first, describe the meaning in which the handwritten numeral discerns ; pretreatment technology of handwritten numeral recognition, including two value, line segmentation, word segmentation smooth, removing noising, standardization and thinning are discussed two value concretely discusses whole threshold value, some threshold value, dynamic threshold value and utilize space information to carry on threshold, which are several kinds of common method of choosing threshold value, especially utilize space information to carry on threshold value is describe in detail ; adopting to the foundation of thinning based on mathematics morphology, thinning algorithm of serials same and thinning algorithm of protecting shape are discussed ; afterwards, according to principle ' s diagram of the on - line character recognition, by analyzing the structure feature of the handwritten numeral, this thesis has proposed the online recognition te chnology of the free handwritten numeral based on the stroke feature and the online recognition technology of the free handwritten numeral based on the multistage classifying device. detail narrated noise removing, stroke characteristic definition and discernment, distance criterion of whole word match ; then under the foundation of handwritten numeral segmentation, off - line handwritten numeral recognition is researched. especially minimum distance classifying device, tree classifying device and adaptive resonance ( art ) network classifying device is discussed at the same time, believes degree analyses are introduced to integrate a lot of classifying devices ; at the end, the typical application of the handwritten numeral recognition was briefly narrated, its application in extensive data statistics, financial affairs, tax, finance and mail sorting have been explored

    二值化時對整體閾值二值化、局部閾值二值化、動態閾值二值化和利用空間信息進行閾值選取幾種常用的閾值選取方法進行討論，特別對利用空間信息進行閾值選取進行了詳細論述；在對通過對基於數學形態學的細化的基礎上，討論序貫同倫形態細化演算法和保形的快速形態細化演算法；然後依據聯機字元識別原理框圖，分析了手寫數字的結構特點，提出了基於筆劃特徵的任意手寫數字在線識別技術和基於多級分類器任意手寫數字在線識別技術，對其中涉及的筆劃識別前的噪聲處理、筆劃間特徵量的定義及識別、整字匹配的距離準則進行了詳細敘述；繼而在對手寫數字的分割的基礎下對脫機手寫數字識別進行了研究，對基於最小距離分類器字元識別、基於樹分類器的字元識別、基於自適應共振（ art ）網路的字元識別分別進行了詳細討論，並引入置信度分析將多個分類器進行了混合集成；最後簡單闡述了手寫數字識別的典型應用，對其在大規模數據統計、財務、稅務、金融及郵件分揀中的應用進行了探索。
  5. A spatio - temporal indexing method for gis

    的時空索引方法
  6. Spatio - temporal databases manage spatial objects that change positions and / or extents over time, spatio - temporal index method is one of the key technologies in spatio - temporal database management system

    時空數據庫是存儲、管理隨時間變化，其空間位置和/或范圍也發生變化的時空對象的數據庫系統，時空索引技術是時空數據庫管理系統的關鍵技術之一。
  7. In order to improve the efficiency of spatio - temporal data access, spatio - temporal index mechanisms should considers both characteristics of spatial and temporal and combines both access methods of spatial and temporal

    時空索引技術是空間索引技術和時間索引技術的結合，它必須兼顧了時空對象的空間特性和時間特性，才能有效地提高時空數據庫的存取效率。
  8. In the first place, the paper briefly discusses issues related to the main index mechanisms in spatial and temporal, studies the access methods of spatio - temporal databases which has been presented. furthermore, the paper explains the storage mechanisms in stadbs ( spatio - temporal analysis database system ) and presents a hr - tree index structure based on main memory to realize the index mechanism of stadbs, it ' s main technologies were discussed in detail. lastly, a visual demo of hr - tree based on main memory was introduced in this paper

    本文在分析討論了主要的空間和時間索引技術的基礎上，研究、分析了時空數據的存取方法，對已提出的時空索引技術進行了分類、比較；根據時空分析數據庫stadbs存儲機制的特點，採用基於主存的hr -樹作為stadbs時空數據的索引結構，設計與實現了stadbs的時空存取方法，論文對stadbs時空索引機制的設計與實現作了較詳細的介紹，同時闡述了基於主存的hr -樹可視化演示程序的主要實現方法。
  9. When the fillfactor setting is 0 or 100, the leaf level is filled nearly to capacity, but some space remains for at least one additional index row

    Fillfactor設置為0或100時，葉級別幾乎完全填滿，但至少會保留一個其他索引行的空間。
  10. These ripples in the space - time fabric travel toward earth, bringing with them information about their origins, as well as invaluable clues to the nature of gravity

    這些時空結構中的波動傳播到地球，仍攜帶著關于波動源頭的信息，以及非常重要的關于引力本質的的線索。
  11. A consistently high number of claimants failed to attend the appointment for filing their claims at the scheduled time. therefore, some time slots for filing claims had been wasted causing a very small number of cases failing to meet the standard

    有相當數目的申索人未有在預約的時段到仲裁處登記，造成一些預約落案時段空置，引致非常少部份電話預約落案安排未能達至服務承諾的水平。
  12. The thesis develops new techniques on the basis of the relating documents - - construct of reduced 2 - d indexed layered guide star database. the database is a uniform storage reduced guide star database with improved 2 - d index it divides guide stars to local bright star ( lbs ) and local dim star ( lds ), and gives priority to lbs in making star triangle to reduce the number of stored triangles. it uses 2 - d na index and linear storage to improve the hit the target rate, save the memory for index

    精簡二維索引分層導航星庫，作為一種統一存儲的精簡、索引導航星庫，採用星的分層方法精簡導航星庫，以局域亮星為主構造導航星三角形，減少了星三角形的數量，節約了存儲空間；採用索引方法檢索導航星三角形，提高了命中效率，節約了搜索時間；採用n劃分和線性存儲的方法精簡索引，提高了二維索引的存儲效率；採用索引的邊緣擴充方法，可以在一定程度上減少位置誤差的影響。
  13. This paper researches and discusses the theory of latent semantic index, include the theory of single value decompose and word - document matrix. in this paper the author discusses the application of latent semantic index in chinese document clustering based on latent semantic index, researches and discusses vector space model, latent semantic index, electronic dictionary, word - splitting and the algorithm of k - means. this paper presents a improved structure of electronic dictionary and a improved algorithm of word - spliting

    本文對潛在語義索引模型進行系統的研究和探討，包括奇異值分解等相關矩陣理論、詞-文檔矩陣等；同時本文研究和探討了潛在語義索引模型在中文文本聚類中的具體應用和實現，包括文本間相似度的度量、詞-文檔矩陣、奇異值分解的具體實現；同時本文對中文文本聚類所涉及的其他一些中文處理技術，包括向量空間模型、電子字典、切詞、 k - means聚類演算法等也進行了研究和探討。
  14. Based on the technology and principle above, a experiment system was developed by the author. it provides the clew and method of building r - trees index based on gis platform. also, this paper introduces a strategy of implement of r - trees based on grass platform

    在上述技術和原理的基礎上，最終實現了一個實驗系統，提出了基於grass平臺建立了空間矢量數據的r樹索引的基本思路和實現方法，同時總結了技術上的不足和改進方案。
  15. For example, an index is ideal for columns that have an integer data type and are also unique or nonnull columns

    例如，某個索引對于含有整數數據類型同時還是唯一的或非空的列是理想索引。
  16. This dissertation carries out its study of the specified gis and working ticket es in power plants, by mastering the fundamental principles and universal methods to set up gis and es, then it analyzes the data organization of mapinfo software in detail and puts forward the idea to establish an indexical database for the integrated system in order to connect the databases between the two system parts. it also completes the design of the system database

    本文以火力發電廠gis和工作票專家系統為具體研究對象，在熟悉地理信息系統和專家系統原理和一般開發方法的基礎上，詳細分析了地理信息系統平臺mapinfo空間數據庫的組織方式，提出了在開發集成系統數據庫時建立對象索引數據庫來聯系工作票專家系統數據庫與地理信息系統空間數據庫的方法，並完成了系統數據庫的設計。
  17. Pctfree indicates to db2 what percentage of each page in the table space or index to leave free when either loading or reorganizing the data

    Pctfree告訴db2在裝載或重組數據時，表空間或索引中的每個頁要留出多少百分比的空余空間。
  18. The reachability query is an important kind query on xml data, for which some query methods based on reachability code and methods with index and other structures are proposed to improve query efficiency. because the time spent on coding a graph is usually high, and these methods require large storage on disk, however, these methods are not able to deal with reachability query on large amount of data well

    為高效地回答查詢，基於可達編碼的方法被提出，並加入索引和其它輔助結構以提高效率，然而由於圖上編碼的時間復雜度太大，並且會過多地佔用搜索和存儲空間，現有基於編碼的演算法對大量數據上進行的可達查詢並不適用。
  19. No additional space is required except for temporary disk space for sorting, which is typically 20 percent of the index size

    除了用於排序的臨時磁盤空間外，不需要額外的空間。這通常是索引大小的20 % 。
  20. The spatial sample demonstrates how you can use common language runtime integration technology in sql server 2005 to enhance the basic indexing and query capabilities to support more sophisticated types of data and queries over that data

    空間示例說明了如何使用sql server 2005中的公共語言運行時（ clr ）集成技術來增強基本索引和查詢功能，從而支持更復雜的數據類型以及對這些數據的查詢。
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