選定數據點 的英文怎麼說

中文拼音 [xuǎndìngshǔdiǎn]
選定數據點 英文
selected data point
  • : Ⅰ動詞1. (挑選) select; choose; pick 2. (選舉) elect Ⅱ名詞(挑選出來編在一起的作品) selections; anthology
  • : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
  • : 數副詞(屢次) frequently; repeatedly
  • : 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...
  • : Ⅰ名詞1 (液體的小滴) drop (of liquid) 2 (細小的痕跡) spot; dot; speck 3 (漢字的筆畫「、」)...
  • 選定 : designate; selected
  • 數據 : data; record; information
  1. Ods possesses some characteristics of some characteristics and oltp systems of the data warehouse, it is the data " who faces the theme, integrates, or close to present, constantly changeably at present " because dss is peculiar : ca n ' t fully understand the demand ; the demand change is great ; implement time long cycle, but the customer demands to become effective and wait for the characteristic soon at the time of making bi systematic scheme of the enterprise layer, should consider on the issue that there is a great deal of, in a situation that the fish and bear ' s paw must hold concurrently, make the choice

    Ods ( operationaldatastore )是倉庫體系結構中的一個可部分, ods具備倉庫的部分特徵和oltp系統的部分特徵,它是「面向主題的、集成的、當前或接近當前的、不斷變化的」。由於決策支持系統特有的:不能充分了解需求;需求變動大;實施周期時間長,但客戶要求見效快等特。在制企業級的bi系統方案時,就會有諸多問題要考慮,在魚和熊掌不能兼得的情況下,做出擇。
  2. Resampling is that every image element in the screen gives off one ray according to the planned observing orientation. this ray penetrates 3d data sets, and to chooses k sampling dots of equidistance along with it, and does three linear insert values according to color and opacity values of eight data dots that mostly close to certain sampling dot, then evaluate the opacity value and color value of it

    重采樣,是從屏幕上的每一個象素根的觀察方向發出一條射線,這條射線穿過三維場,沿著這條射線擇k個等距的采樣,並由距離某一采樣最近的8個的顏色值和不透明度值做三次線性插值,求出該采樣的不透明度值及顏色值。
  3. Further, the database administrator can choose to execute a particular command on remote nodes in the dpf instance using the db2 all or rah utilities

    而且,庫管理員可以擇使用db2 _ all或rah實用程序在dpf實例中的遠程節上執行一個特的命令。
  4. Aiming at the present design fashion of domestic bigger tunnel, simulating a bigger tunnel with catholic characteristic, confirming the parameters of traffic inducement and controlling ( tunnel length, traffic, the selection and location of detection equipments, amount of roadway indicative lamp, etc ) on the base of the analog tunnel, discussing the controlling and revulsive mode of tunnel. briefly discussing the constitution of tunnel surveillance and controlling system and the executive means of traffic controlling and inducement subsystem and network structure of tunnel controlling system. finally discussing the conformation of emulational tunnel ' s database and detailed executive program by programming the computer emulation of controlling induce subsystem

    論文圍繞「交通誘導與控制」這一中心展開,探討長大隧道交通誘導與控制設備及其控制誘導方式;結合國內外對交通流模型研究的成果,提出一套適合長大隧道交通流特的交通流模型;並針對目前國內長大隧道的普遍設計方式,模擬一個帶有普遍性特徵的長大隧道,確了關于交通誘導與控制方面的參(隧道長度、交通量、檢測設備的取和位置、車道指示燈的目等) ;以此模擬隧道為基礎,進一步探討隧道的具體控制與誘導方式;簡要探討隧道監控系統的構成、交通控制與誘導子系統的實現方式,隧道控制系統的網路架構;最後通過編程實現控制與誘導子系統的計算機模擬,討論關于模擬隧道庫的構建,具體編程實現等。
  5. For protein identification, proteins spots of interest on the gels stained with colloidal coomassie brilliant blue g - 250 were excised, digested in - gel with trypsin, and analyzed by peptide mass fingerprinting ( pmf ) with matrix assisted laser desorption / ionization - mass spectrometry ( maldi - ms ). erp60, trypsinogen, proelastase, lipaseandso on were identified. this will enable us to present an overview of the proteins expressed in rat pancreas tissues and lays the basis for subsequent comparative proteome analysis studies with pancreas development

    從中隨機擇一些差異蛋白質,進行基質輔助激光解吸-電離飛行時間質譜( maldi - tof - ms )測其膠內酶解后的肽質指紋圖譜,用mascot軟體查詢swiss - port庫,初步鑒為一些與生長發育、物質代謝、細胞因子、信號轉導等有關的蛋白質,如erp60 、 trypsinogen 、 proelastase 、 lipase等。
  6. The safety of transmission line plays a important role in power system safety it is not only the requirement of ensure supply power reliability, but also the necessary precondition of enhance power system stabilization, to remove faulty line quickly and accurately, also keep non - faulty line continuous work when some transmission line faults current differential protection is a kind of simple, reliable and good - selective protection manner to any variety of transmission lines, power system development needs current differential protection apply to transmission lines, moreover the advancement of electric and communication technology enable current differential protection apply to transmission lines firstly, the paper discusses, analyses the research and application transmission line protection in detail, compare the principle and realistic presupposition of general line pilot protections secondly, because conventional current vector differential protection are influenced easily by load current and transitional resistance, in order to at the same time quicken protection act, the principle and criterion include work characteristic of differential protect based on fault component sampled values are studied, results shows that differential protect based on fault component sampled values excels general vector current differential protection in reliability, sensitivity and anti - saturation of current transformer in addition, synchronous current sampling methods at all terminals of line is analyzed and estimated lastly, the principle and criterion. also device design about current sampling values differential protection based on optical fiber communication, which apply to short transmission lines are concretely investigated,

    基於基爾霍夫律的電流差動保護無論對於何種形式的輸電線路都是一種簡單、可靠、擇性強的保護形式,電力系統的發展使得電流差動保護應用於線路保護成為需要,而電子、通信技術的發展使得電流差動保護應用於輸電線路成為可能。首先,本文對目前線路保護的研究和實際應用情況進行了討論和分析,比較了常用線路縱聯保護的實現原理和實現條件及優缺。其次,針對常規相量電流差動保護易受正常負荷電流和故障過渡電阻影響的缺,同時為加快差動保護的動作速度,對基於故障分量瞬時采樣值電流差動保護的原理、判、動作特性等作了討論和分析,結果表明基於故障分量瞬時采樣值電流差動保護在可靠性、靈敏度、抗電流互感器飽和方面明顯優于常規相量電流差動保護,對電流差動保護各端的同步采樣方法和通信也進行了分析和評價。
  7. In this text, we first do some research on the genetic algorithm about clustering, discuss about the way of coding and the construction of fitness function, analyze the influence that different genetic manipulation do to the effect of cluster algorithm. then analyze and research on the way that select the initial value in the k - means algorithm, we propose a mix clustering algorithm to improve the k - means algorithm by using genetic algorithm. first we use k - learning genetic algorithm to identify the number of the clusters, then use the clustering result of the genetic clustering algorithm as the initial cluster center of k - means clustering. these two steps are finished based on small database which equably sampling from the whole database, now we have known the number of the clusters and initial cluster center, finally we use k - means algorithm to finish the clustering on the whole database. because genetic algorithm search for the best solution by simulating the process of evolution, the most distinct trait of the algorithm is connotative parallelism and the ability to take advantage of the global information, so the algorithm take on strong steadiness, avoid getting into the local

    本文首先對聚類分析的遺傳演算法進行了研究,討論了聚類問題的編碼方式和適應度函的構造方案與計算方法,分析了不同遺傳操作對聚類演算法的性能和聚類效果的影響意義。然後對k - means演算法中初值的取方法進行了分析和研究,提出了一種基於遺傳演算法的k - means聚類改進(混合聚類演算法) ,在基於均勻采樣的小樣本集上用k值學習遺傳演算法確聚類k ,用遺傳聚類演算法的聚類結果作為k - means聚類的初始聚類中心,最後在已知初始聚類和初始聚類中心的情況下用k - means演算法對完整集進行聚類。由於遺傳演算法是一種通過模擬自然進化過程搜索最優解的方法,其顯著特是隱含并行性和對全局信息的有效利用的能力,所以新的改進演算法具有較強的穩健性,可避免陷入局部最優,大大提高聚類效果。
  8. 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,引入圖像分析技術,再結合特徵參優化篩,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,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。
  9. 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取幾種常用的閾值取方法進行討論,特別對利用空間信息進行閾值取進行了詳細論述;在對通過對基於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;然後依聯機字元識別原理框圖,分析了手寫字的結構特,提出了基於筆劃特徵的任意手寫字在線識別技術和基於多級分類器任意手寫字在線識別技術,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;繼而在對手寫字的分割的基礎下對脫機手寫字識別進行了研究,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字識別的典型應用,對其在大規模統計、財務、稅務、金融及郵件分揀中的應用進行了探索。
  10. The presented neural network takes strain - time data as input at two locations on the back of struck body, and gives highly precise outputs of the impact force - time data, impact kinetic energy and the coordinates of impact position

    本文提出的神經網路方法採用被撞擊體上兩位置的應變-時間歷程,即可高精度反演出撞擊力-時間歷程以及撞擊坐標及撞擊動能等撞擊參
  11. First of all, the data system in the article is discussed and the goal function used to optimize the agricultural structure and the inhabitable condition are offered. then according to the characteristic of agricultural data system the logical structure of data bazaar in the data warehouse in the system is designed and the program for drawing out the data for data warehouse are offered. and we use the analysis services in sql server 2000 to design the multi - dimension data volume, which laid the groundwork for the later olap and data mining, we make use of the technique of mining the association rules to discover the rules in the data which are processed in a certain extent

    本文首先探討了該系統中的指標體系,給出了相應的優化農業結構使用的目標函和約束條件;然後根農業的特,設計了該系統中的倉庫中的集市的邏輯結構,給出了相應的倉庫的抽取程序;利用sqlserver2000中的analysisservices設計了倉庫的多維集,為後面的聯機分析處理和挖掘打好了基礎,並利用關聯規則挖掘技術,對經過一處理之後的進行挖掘;最後擇windows2000作為網路服務器、 sqlserver2000倉庫的服務器、利用microsoftvisualinterdev 、結合asp 、 frontpage 、 photoshop等作為系統開發平臺,設計開發基於intranet的農業結構優化決策支持系統,使得決策支持系統在intranet進一步擴展。
  12. In this study, two geometric correction methods are introduced. based on the characteristics of modis data, geo - location of the experimental area, and the error distribution patterns of different projections, we conclude that the albers conical equal area projection is feasible for the geometric correction

    並對製作我國modis遙感影像圖時的投影方式取問題進行了討論,通過分析modis的特和用途、根應用區域的地理位置以及各種投影方式的誤差分佈模式,確在幾何校正的過程中使用亞爾勃斯( albers )等積圓錐投影。
  13. Let the measured bulky error be treated as sudden changing signal, utilizing wavelet transformation could conduct an accurate location on the error point by the use of wave let transformation an algorithm for eliminating data point with measured bulky error was presented, and a discussion was carried out on the selection of wavelet base

    摘要將粗大誤差作為突變信號,利用小波變換可以準確地對誤差進行位,給出了利用小波變換去除粗大誤差演算法,並對小波基的取進行了討論。
  14. Implement accounting electrical calculation to the principle of systematic built - in control the established goal that will accord with built - in control, to select and establish corresponding strategy according to the characteristic of data handling, reinforce organization control, clearly duty limits of authority and to strengthen accounting data to handle the control of unit process of cargo handling, design the accountant with excellent development software, reinforced accounting electrical calculate melt the development control of information system, follow software development program strictly

    實施會計電算化系統內部控制的原則既要符合為部控制的既目標,又要根處理的特擇和制相應的策略,一是強化組織控制,明確職責權限;二是強化會計處理操作過程的控制,設計開發優秀的會計軟體;三是強化會計電算化信息系統的開發控制,嚴格遵循軟體發展程序。
  15. Adopting the actual county - grade database of land use firstly founded in china, combining with the comprehensive influential factors of land use change, using the correlative statistic software and the mathematic analytical methods ( principal component analysis, gray relating analysis, multivariate time series markov chain analysis, multivariate regression analysis, gm ( 1, 1 ) gray model, gray series gm ( 1, n ) model methods etc ), this paper analyses the dynamic change of land use and driving force in jiang ' an county qualitatively and quantitatively. the results indicate : 1 the land resource per capita and the area of single - land - use type in jiang ' an county are not prior to other places in yibing city or sichuan province. however, the terrain is dominant in choosing the way of land use

    本文採用全國首批建立的「縣級土地利用現狀庫」的基礎,結合影響土地利用變化的經濟、社會、環境等綜合因素,採用相關分析軟體( dps 、 spss )和學分析方法(主成分分析、灰色關聯度分析、多元回歸分析、多元時空序列馬爾柯夫鏈分析、 gm ( 1 , 1 )預測模型分析、灰色序列gm ( 1 , n )模型分析等方法) ,對江安縣土地利用變化及其驅動力進行性、量研究,研究結果表明: 1江安縣人均總的土地資源量和單一土地利用類型的量在宜賓或四川省區域內均無優勢;地形對土地利用方式的擇起著主導作用;土地利用變化的總趨勢是:耕地、林地、交通用地和水域面積不斷減少,居民及工礦用地和未利用地面積不斷增加;景觀多樣性指呈現「 」趨勢。
  16. In the light of field features in desertification areas, the data quality and band combination of different bands are assessed, the indicators, principles and methods for data assessment and band option are put forward to, and optional band combination for desertification monitoring is determined primarily. the data pre - treatment model for desertification monitoring is developed after studying the pre - treatment algorithm of restoration and rebuilding of hyperspectral resolution data. the spectral features and variation rules of different objects in experimental areas are understood and analyzed

    針對荒漠化地區的地物特徵,對高光譜不同波段的質量、波段組合進行性和量的評價,提出用於評價、波段擇的指標、原則和方法;初步確一個適用於荒漠化監測的優化波段組合,建立適合於荒漠化監測的預處理模式;初步分析、掌握研究區內各類地物的光譜特性及變異規律;針對荒漠化地區特對多種分類方法進行探討分析;建立荒漠化監測主要評價因子的量反演模型。
  17. By studying all the up to date database technology and the characteristics of this system, the design of the core data structure and the key table structure is achieved

    再次,對庫技術進行深入的研究,針對本系統開發特,確庫的型,並進行本系統核心結構和主要表結構的詳細設計。
  18. This algorithm adopts a middle ground between centroid - base and all - points - based approaches. instead of using a single centroid or all points to represent a cluster, a fixed number of representative points in space are chosen, these points represent and capture the geometry and shape of the cluster. in addition. the representative points of a cluster are generated by first selecting well - scattered objects for the cluster and then " shrinking " or moving them toward the cluster center by a specified fraction, or shrinking factor. the shrinking helps dampen the effects of outliers. therefore, cure is more robust to outliers

    該演算法擇基於質心利基於代表對象方法之間的中間策略,它不用單個質心或簇中全部對象米代表一個簇,而是空間中目的只有代表性的,這些代表和捕捉到了簇的形狀。此外,由於引入了收縮因子使代表向簇小心「收縮」而使該演算法能夠較好地消除孤立的影響,在處理孤立上也更加健壯。
  19. The new algorithm can determine the nearest neighbors of lle automatically, estimate the intrinsic dimensionality, save lots of operation, and eliminate noises. these validities can be confirmed through experiments

    該演算法能夠自動確lle中對鄰域值的擇,估計原始的本徵維,減少運算量,並對噪聲有一的抑制作用。
  20. Entries under each node can be dragged from server explorer onto visual studio designers to create new data components in your projects preconfigured to interact with the selected data sources

    每個節下的項都可從服務器資源管理器中拖到visual studio設計器中,以在項目中創建預配置為與源進行交互的新組件。
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