算術數據屬性 的英文怎麼說
中文拼音 [suànshùshǔjùzhǔxìng]
算術數據屬性
英文
algorithm data attributes- 算 : Ⅰ動詞1 (計算數目) calculate; reckon; compute; figure 2 (計算進去) include; count 3 (謀劃;計...
- 術 : 術名詞1. (技藝; 技術; 學術) art; skill; technique 2. (方法; 策略) method; tactics 3. (姓氏) a surname
- 數 : 數副詞(屢次) frequently; repeatedly
- 據 : 據Ⅰ動詞1 (占據) occupy; seize 2 (憑借; 依靠) rely on; depend on Ⅱ介詞(按照; 依據) according...
- 屬 : 屬名詞1 (類別) category 2 [生物學] (生物分類系統上所用的等級之一) genus 3 (家屬; 親屬) fami...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 算術 : arithmetic figure; arithmetic
- 數據 : data; record; information
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The thesis expatiate on the thought base, principle, design process and calculate technique that used in the foundation of the service pipe network geography information manage system, and set up each module ’ s math model. it handles the network ’ s graphics and words in a whole using the geography information system technique. that will make the water pipe network management easy, facilely and exactly
本文詳細闡述了建立城市給水管網地理信息管理系統的思想基礎、遵循原則、設計過程以及採用的計算技術,對管網各功能模塊建立了數學模型,運用地理信息技術對城市給水管網進行了圖形和屬性數據一體化的操作,從而使給水管網的管理更加直觀、便利和準確。Another highlight of the architecture is introduction of data mining technique. ids makes use of data mining algorithms to abstract key features of system runtime status from security audit data such as system log and network data stream, and then constructs classify engine of audit data
本文提出的體系結構中還引入了數據挖掘思想,利用數據挖掘技術中的關聯分析、分類等演算法從系統日誌、系統調用序列、網路流等海量的安全審計數據中提取關鍵的系統特徵屬性,根據這些屬性生成安全審計數據的分類模型用於入侵檢測。A method of fuzzy optimization design based on genetic algorithm is presented as a new method of parameter optimization design for dc double closed loop speed adjusting system. the method covers three steps. firstly, speed overshoot rate and settling time are chosen as performance indice according to the demand of engineering. these indice are normalized by using fuzzy membership function and then weighted to form objective function of optimization model of the system. secondly, the dynamic response curve of the system with corresponding parameters and peoformance indice are obtained by computerized numerical calculation and simulation. finally, parameters of engineering design are expanded as searching space ; and parameters of speed regulator and current regulator are taken as genes in chromosome. these genes in searching space are optimized to get best solution by way of genetic algorithm. as shown by experimental results, the parameters designed by this method are capable of significantly improving performance indice of the system, which proves that it is a practical and effective method
提出一種基於遺傳演算法的直流雙閉環調速系統參數優化設計方法.根據工程技術的要求,選用速度超調量和過渡時間作為參數優化性能指標.將該指標用模糊隸屬度函數歸一化,再加權平均形成系統優化模型的目標函數.採用計算機數值計算方法,通過模擬獲得系統對應參數的動態響應曲線及其性能指標.最後以工程設計的參數為搜索范圍,以速度調節器和電流調節器的參數為染色體中的基因,通過遺傳演算法在搜索范圍中優化這些基因,獲得優化解.實驗結果表明,所設計的參數能使系統性能指標有顯著提高Pipe - line information system regards pipe - line spatial information and pipe - line attribute information as its core. in order to managing pipe - line ' s information, it makes use of geography information system technology, computer graphic technology, database technology and information visualization technology
管線信息系統是以管線的空間信息和屬性信息為核心,利用計算機地理信息系統技術、計算機圖形學技術、數據庫管理技術和信息可視化技術對管線進行綜合管理的信息系統。We obtained the uniform data distribution from discrete data points by inserting spatial dots and then set up digital elevation model ( dem ) of correlative area through constructing mutual linked triangle net. the isoline graph was implemented based on this model. during the processes, we combined the technology of stratification computing when inserting special dots in fault area with the technology of stratification triangle net in fault area for dealing with thrust data
然後介紹了在本研究中構造逆斷層地質等值線的基本思路:從離散數據點結構出發,採用空間數據內插方法進行數據的均勻化,通過三角剖分構造出相互連接的三角形網路結構來建立起相關區域內的數字高程模型,利用該模型構造出相應的地質等值線圖,其中使用擴展點與斷層區的關系屬性進行斷層區分層空間插值計算處理和斷層區域的分層三角形網格化處理相結合的技術,實現逆斷層數據的處理和等值線繪制。Application research of gis were done in data display, flow analysis at inlet and outlet and information search about filling and emptying system and so on. first, edit, browse or search can be completed at the same time when the related figure is displayed. second, database which involves attribute data and space data about filling and emptying system can be created so as to do some search between figure and its attribute data
在船閘引航道信息顯示與水流分析和輸水系統信息查詢分析等方面進行了gis技術應用研究: ( 1 )使圖形與信息結合,在圖形顯示的同時,對船閘基本信息及引航道信息或輸水系統信息進行編輯、瀏覽與查詢; ( 2 )建立輸水系統屬性數據庫,便於圖形?數據互動式查詢; ( 3 )在數學模型計算分析的基礎上,將研究成果可視化。Cthe method of establishment of spatial analysis information system about water resource in longkou city based on water experiment and observational data and special map, spatial database and attributive database of water resource is established with arc / info7. 1 ~ arcview3. 1 ~ photoshop5. o ~ idrisi2. o ~. visual foxpro5. o. taking horton geomorphology and valdes geomorphicly immectiate unit hydrograph ( g theory ) as theory direction, the database is analyzed and mathematical models is found. linking basic database and model database, that spatial database and attributive database of water resource is established
龍口市水資源時空分析信息系統構建的方法以水利實驗、觀測數據和專題地圖等資料為基礎數據,在arc / info7 . 1 、 arcview3 . 0 、 photoshop5 . 0 、 idrisi2 . 0 、 visualfoxpro5 . 0技術支持下,構建起水資源空間數據庫和屬性數據庫;以g理論和horton地貌律為理論指導,進行數據庫分析,並建立水資源數學計算模型,即模型庫構建;將基礎數據庫和數學模型庫藕合在一起,建立起龍口市水資源時空分析信息系統。The algorithm improves the efficiency greatly by complex spatial computing and analyzing to gain the association between spatial attributes, accordingly, it avoids the complex process of gaining frequent itemsets
這種演算法有效地利用了gis中的空間分析技術,較好地處理了空間數據間的空間關系,通過復雜的空間計算和分析求得空間屬性之間的關聯規則,大大提高了挖掘效率。At the same time, figures involving attribute data about flow field at inlet and outlet downstream or wave motion of water at the downflow head of lock chamber of siyang navigation lock were displayed through gis application system which we developed. according to data of baoying navigation lock acquired by mathematics model, figures about velocities which have the same value, velocities toward cross direction which have the same value and flow field at inlet and outlet upstream were formed. achievement data, space information and attribute information were in connection with figure so as to search for and analysis the information, which is satisfying
同時完成了江蘇泗陽船閘下游引航道非恆定流及其改善措施的計算分析研究和寶應船閘上游引航道口門區水流條件計算分析研究,運用gis技術和所設計的gis應用系統對泗陽船閘下游引航道內流場以及下閘首水位波動情況進行信息顯示,根據對寶應船閘的計算結果生成上游引航道口門區等流速圖、橫向流速等值線圖和流場圖,使計算分析成果數據、空間信息、屬性信息與圖形顯示有機結合,便於查詢分析,效果令人滿意。I study mainly the storage of record and object, and bring forward the method of storage when the instance of object is embodied inside of record. 3 ) in the aspect of indexing, i presented a method that is generalized b - tree ( gbt ) and combining technique of founction template of c + + build the universal algorithm of queries, insert and delete. 4 ) finally, i analyze deeply and improve the query processing system of ormdbms, and confirm performance algorithm of linking and queries based on relational database. management system ( rdbms )
在系統結構和特性中分析了系統所採用的兩層體系結構,並且詳細探討了在設計和實現數據庫時所涉及到的幾個主要問題:支持復雜對象、類型擴充、繼承機制和規則系統等;在存儲機制的討論中,主要研究了記錄和對象以及包含了對象實例記錄的存儲方法;在索引技術研究中,本文提出了類屬b樹的索引方法,通過c + +的函數模板技術給出了通用類屬b樹查詢、插入及其刪除的基本演算法;最後,文章以關系數據庫為基礎,深入分析並改進了在對象關系多媒體數據庫中的查詢處理系統,確定了選擇和連接操作的具體演算法。With the help of rs, gis, gps, the interpreted maps of 1985 and 2000 remote sensing images overlay the digitized soil map to get the area of very kind of soil that the city covered during its progress of urbanization. the function of gis are elaborated, such as managing spatial data and attribute data, spatial analyzing and outputting ultimate maps to get the reduced number of nanjing population carrying capacity and its spatial distribution because of the expansion of city
利用rs 、 gis和gps技術,對南京市1985年和2000年遙感圖像解譯,得到南京市城市擴展圖,把擴展圖和南京市土壤圖疊加;充分發揮gis技術在管理空間、屬性數據和空間分析與輸出成果圖等強大功能,計算出南京市由於城市擴展而使人口承載力減少的數量及其空間分佈。This paper has set up a platform of multi - parameter nonlinear study and multi - parameter estimate to reservoir by means of the technology of multi - attribute transformation and neutral network combined with multi - attribute analysis of seismic parameters, reservoir inversion and reconstruction of reservoir geophysical characteristics on the foundation of large numbers researches and data - drive law in prediction of reservoir so as to provide more accurate geology conclusion and exploration deployment scheme in practical application. besides, concrete example analysis has been made on this technology aiming at different types of oil - bearing reservoir prediction. summing up the characteristic of this technology, this paper point out its further direction in development
基於上述目標,本文主要做了以下幾方面的工作:詳細分析了石油勘探局中多種儲層預測方法的技術特點及本身在解決實際地質問題上的不足之處;在繼承前人研究和技術的基礎上,以「數據驅動法」為數學物理的理論基礎,通過多屬性變換和神經網路技術,把地震參數的多屬性分析技術、儲層反演技術和近年出現儲層物理特徵重構的技術思想有機地結合在一起,建立起一套儲層多參數非線性預測研究和儲層多參數估算技術平臺;對該項技術針對不同類型含油儲層的預測研究做出了具體的實例分析;總結了該項技術的特點,並指出進一步的發展方向。The order of our discussions " about these tasks is as follows : firstly, we pay more attention to the characteristics and difficulties of its environment including the concept, typical system model, main challenges, mobile network connection and soft application. secondly, according to mobile specialties of the environment we make the sort of data into four kinds : general data, time series, spatial data and time - spatial data, and present general processing of data mining. lastly, we discuss the methods of data mining of these four kinds respectively : after the introduction of the actuality of data mining of every kind, an algorithm of rule updating based on rough set is given, then put forward the processing of data related to mobile users and flow chat according to characteristics of the other three kinds
本文對以上任務的討論順序安排如下:首先是對移動計算環境的技術特點和難點進行討論,包括移動計算的概念和典型系統模型、主要挑戰、移動聯網以及軟體應用這幾個大的方面;其次根據移動環境的移動特性把移動計算環境中的數據分為普通數據,時間數據,空間數據以及時空數據,提出了在移動計算環境中數據挖掘的一般流程;接下來分別對這四類數據進行挖掘演算法的討論:每一部分都是先介紹該類數據的挖掘方法研究現狀,對于普通數據,針對我們已提出的一種挖掘演算法-粗糙集演算法( rs ) ,提出了對應的規則更新演算法,對於後三種數據,本人根據其在移動計算環境中的特點分別提出了與移動用戶相關的該類數據的一種具體的處理方法和演算法流程圖,包括基於移位連接方法的多屬性時間序列的挖掘演算法,基於apriori演算法的空間關聯規則數據挖掘方法以及關于移動用戶移動模式的時空數據挖掘方法,並用matlab對其中的規則更新演算法和時間序列的挖掘演算法這兩方面進行了實例模擬。According to the characters of three - dimension engineering, it designs data structure and data model by the method of oop. data structure of oop is applied to the modelling based on graphics. it realizes the display of three - dimension graphics in engineering. the system can import / export 3ds files. it realizes selection, feedback of 3d shape and the management of 3d shape ' s properties ; 3d shape frome 2d contour lines and the medial axis of a convex polygon and an arbitrary simple polygon are discussed
針對三維工程的特點,採用面向對象的思想進行數據結構與數據模型的設計;將面向對象數據結構應用於基於圖形的建模技術中,實現了工程中三維圖形的顯示,並通過與3ds文件的介面,導入造型復雜的模型進行補充;基於二維設備的三維交互問題,實現了對三維形體的選擇、反饋以及三維形體的屬性數據的管理;對由二維輪廓線構造三維形體,本文創造性的提出了利用多邊形的中軸來構造三維形體,並修正了求多邊形中軸的演算法。The first chapter in this paper provides a survey of data mining technology, and explains basic concepts, function and the whole framework of data mining and difficulties in developing and some future directions in association rule generation ; the second chapter introduce the basic concepts, brings forward a classification of association rule ; the third chapter give a deep research on algorithms of every kind of association rule, include mining single - dimensional signal - level association rule and multidimensional multilevel association rule, it describes these algorithm, point out some method to optimize this algorithm and test its quality with experiments ; the fourth and fifth chapter introduce the designs about association rule mining system basing on relation database visual foxpro in detail : according to system frame of the association rule mining, actualize a new mining algorithms and analyses every function module of program, at last further analyses the left problems in designs
本論文第一部分對數據挖掘技術進行了總體介紹,說明了基本概念、功能和系統總體框圖以及發展中的難點和研究方面;第二章對關聯規則基本概念的進行了介紹,提出了關聯規則的分類方法;第三章探討了挖掘各種關聯規則的演算法,從挖掘單維單層布爾關規則的經典的apriori開始,分析了挖掘單維、多層關聯規則的演算法,多維關聯規則的演算法到多維多值屬性關聯規則的演算法。文中提出演算法優化方法,並對其性能進行了實驗測試;第四部分、第五部分詳細介紹了基於關系型數據庫的關聯規則挖掘系統的設計構思,根據關聯規則挖掘系統結構框架,實現了基於visualfoxpro的關聯規則挖掘系統,其于採用了一個新型的基於關系數據庫的關聯規則挖掘演算法,提高了挖掘效率,並詳細分析了程序設計的各個功能模塊,最後就設計中遺留的問題進行了進一步的分析。In the data preprocessing stage, we study the theory and technology of feature selection. an algorithm which combines filter method and wrapper method whom both used in the feature selection is proposed. the algorithm can decrease data dimensions by removing irrelevant features, increase algorithm accuracy and speed up the knowledge discovery process
針對知識發現過程的預處理問題,研究了屬性選擇的理論和技術,提出了一種利用信息理論和概率論,結合了屬性選擇過濾法和打包法的屬性選擇演算法,通過去除屬性集中的不相關屬性,降低數據維數,減少數據量,從而提高數據挖掘的精度,加快知識發現的過程。This paper concludes the following items : the mutual transform between the graphics data and attribute data of 3d model and database the theory of 3d modeling based on discrete algorithm and techniques dealing with bifurcation orebody the technique of model render based on opengl the theory and algorithm of model interaction and division according to these theories, the built model can be used to realize the visualization of production designing, extraction of slices in any orientation and production index calculations
論文從工程應用的角度出發,主要進行了以下幾個方面的工作:三維模型的空間數據和屬性數據與數據庫的相互轉換基於離散演算法的三維建模原理和分歧礦體處理技術基於開放圖形庫( opengl )的模型渲染技術模型交互、剖切原理與演算法實現基於該原理和方法建立的三維模型可用來實現生產設計可視化、任意方位剖面的剖切、各種生產指標的精確計算等。" utilization of multi - attribute transformation in predicting well logging parameter " has transcended many traditional methods of reservoir research in many aspects, and possessing many outstanding technology superiority, which are showed below : ( 1 ) it takes new technology thought - " date - driven law " as the guidance, and inherits and synthesizes forefathers successful technology formed in many years. ( 2 ) ' it directly calculates the well logging parameter by way of the multiple attribute transformation, rather than by way of the sound impedance, like the porosity, while the way before is to make further estimates of the sound impedance from the seismic inversion result so that the result suffers the influence of many factors. ( 3 ) the usefulness of the seismic attribute is drawn from the seismic data, rather than the traditional poststack seismic data after nonlinear a transformation
「 ;利用多屬性變換預測測井參數」在很多方面超出了傳統意義上的儲層研究方法,具有突出的技術優勢,表現在: ( 1 )它以新的技術思想? ? 「數據驅動法」為指導,繼承並綜合利用了前人多年來形成的成功技術: ( 2 )它是直接通過多屬性變換預測測井參數,而不是通過聲波阻抗,如空隙度,以往的做法是從地震反演結果中的聲波阻抗做進一步的模擬估算,其結果受到諸多因素的影響; ( 3 )所用到地震屬性是從地震數據中提取的,而不是傳統的迭后地震數據本身。This paper is chiefly to set up a platform of multi - parameter nonlinear study and multi - parameter estimate to reservoir by means of the technology of multi - attribute transformation and neutral network combined with multi - attribute analysis of seismic parameters, reservoir inversion and reconstruction of reservoir geophysical characteristics on the foundation of large numbers researches and data - drive law in prediction of reservoir so as to provide more accurate geology conclusion and exploration deployment scheme in practical application. basing on the mentioned objective above, this paper has analyzed characteristics of many methods of reservoir prediction in the petroleum prospecting and their shortcomings in the practical geology problem of resolution
本文主要目標就是在大量研究技術的基礎上,以儲層預測研究中的「數據驅動法」為數學物理上的理論基礎,通過多屬性變換和神經網路技術把地震參數的多屬性分析技術、儲層反演技術和儲層地球物理特徵重構的技術思想有機地結合在一起,建立起一套儲層多參數非線性的預測研究和儲層多參數估算技術平臺,最終在實際應用中提供更加準確的地質和勘探部署。In this article, we compare and analyze the model of distributed computation, the technologies of storage and management of spatial data, the technologies of geographic data transmission in internet, and the methods of developing webgis. combined with the developments of gis and database, a webgis solution is presented, which uses spatial database to manage spatial data and non - spatial attribute data, and uses gml as the transmission format of geographic data in internet. at last, we use java to develop an experimental webgis system, which is based on oracle spatial and gml
本文分析和比較了目前webgis所採用的分散式計算模式、空間數據存儲管理技術、數據的網路傳輸技術以及webgis的各種實現技術的不足,結合當前gis技術和數據庫技術的發展,提出了採用空間數據庫實現對空間數據和屬性數據的統一存儲和管理、採用gml作為空間數據的網路傳輸格式的一種webgis解決方案,並在此基礎上使用java實現了一個基於oraclespatial和gml的webgis實驗系統。分享友人