背景數據信息 的英文怎麼說

中文拼音 [bēijǐngshǔjùxìnxī]
背景數據信息 英文
background data
  • 背 : 背動詞1. （用脊背馱） carry on the back 2. （擔負） bear; shoulder
  • 景 : Ⅰ名詞1 （風景; 景物） view; scenery; scene 2 （情形; 情況） situation; condition 3 （戲劇、電影的...
  • 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...
  • 息 : Ⅰ名詞1 （呼吸時進出的氣） breath 2 （消息） news 3 （利錢; 利息） interest 4 [書面語] （子女） on...
  • 背景 : （布景; 襯托主體事物的景物; 對人物、事件起作用的歷史條件或現實環境） background; backdrop; setting
  • 數據 : data; record; information
  1. And understanding and studying the spectral features and variation rules of geo - targets in the experimental area, raising that it is the basis of geo - targets information collection with imaging spectrometer data to understand spectral features and variation rules of geo - targets, realizing that in a great extent spectral - integrated - form - based classification method can remove the phenomenon of " different spectrum with same objects " resulted from reflection ratio curve translation because of the angle change among sensor, targets and observation direction, and the average and variance images can be introduced to solve the problem of two kinds of geo - target with similar spectral forms and much different values of whole reflection ratio. it is suggested that " red edge " range bands of vegetation, which has close relationship with vegetation cover and biomass, is the main characteristic bands and important basis for careful vegetation classification and quantitative retrieval, and pixel - based derivative spectral analysis is very useful for removing the effects of soil background values and quantitatively retrieving vegetation biomass and cover. the remote sense quantitative retrieval model is developed for main appraisable factors of desertification monitoring assessment with imaging spectrometer data and then the applicability of model is analyzed

    研究結果如下：首先針對荒漠化地區的地物特徵，對高光譜數據不同波段的數據質量、波段組合進行了評價，提出了適用於荒漠化監測的基本波段選擇集；初步了解和掌握了研究地區的地物光譜特性及變異規律，進一步明確了掌握地物光譜特徵和變異規律是用成像光譜儀數據提取地物信息的基礎；發現了基於光譜整體形狀的分類方法在很大程度上能夠消除由於傳感器、地物目標觀測方向之間的角度變化引起的反射率曲線整體平移的「同物異譜」現象，對于譜形相似而整體反射率的值相差較大的兩類地物，通過引入均值和方差圖像參與分類得到解決；研究還表明在植被「紅邊」范圍內的波段是進行荒漠化監測的主要特徵波段，這些波段與植被生物量和蓋度都有密切的關系，是開展精細植被分類研究和植被定量反演的重要基礎；像元的導數光譜分析可以消除土壤背景的影響，是進行植被生物量和蓋度定量反演的有力工具；建立了荒漠化監測主要評價因子的定量反演模型，並分析了模型的適用性。
  2. Using the mode of ais network at sea for reference, relying on the background of " human first " navigation human culture, using the theory of modern logistic " bpr, and get the idea of " the core is information flowing ", then describer the seaman ' s work on board particularly. apply some modern technology, such as : network and digital communication, database, visual procedure, from network construction, database designing, database linking, to interaction windows designing, achieve the following functions step by step

    借鑒ais海上網路建設模式，依託以人為本的航海人文背景，利用現代物流理論的過程優化理念，現代物流的核心為信息流的理念，對航海活動中船方工作內容予以細化，利用現代網路與數據通信技術、數據庫技術、可視化編程技術等，分網路建設、數據庫設計、編程工具與數據庫的訪問方法、可視化界面的設計等若干步驟，逐步實現系統如下方面的功能。
  3. Then it sets up the way that carry out map showing in embedded condition, landform analyzing and gps data receiving. in the end, the foreground is analyzed and the points that need to improve is brought forward

    論文首先分析嵌入式地理信息系統的研究現狀、技術背景、特點及應用，為嵌入式地理信息系統（ egis ）的開發提供技術基礎；其次提出了實現egis中的嵌入式平臺環境下的地圖顯示、地形分析和gps數據接收的方法；最後分析了系統的應用前景和需要改進的地方。
  4. The main research advances can be summarized as follows : ( 1 ) study the signal processing ' s performances and methods of homing torpedo system comprehensively, in order to setting up a corresponding mathematical models ; ( 2 ) analyze the ocean channel ' s effects on the work of homing system, then found some models such as target echo signal, noise ( including background noise, target radiating noise, etc ), ocean reverberation. according to them, simulate the array signal ; ( 3 ) the system structure, every function blocks composing are studied and founded thoroughly. then, discuss methods of signal processing in time domain and airspace domain ; ( 4 ) program the simulation software of torpedo ' s homing system according to the simulation models and flow charts, which connected with torpedo ' s control part

    本文所作的主要工作及研究成果主要有以下幾個方面： （ 1 ）對自導工作過程中的信號與信息處理的基本理論與方法進行了較為全面的研究，為建立一個較為完備的自導模擬系統提供了理論基礎； （ 2 ）討論了自導系統工作過程中海洋通道對目標回波信號與目標輻射噪聲信號等的影響，建立回波信號的數學模型、環境場中的噪聲信號模型（包括海洋環境噪聲、目標輻射噪聲與魚雷背景噪聲等）與海洋混響模型，模擬產生了聲自導系統基陣接收到的回波信號與噪聲信號； （ 3 ）深入研究並建立了自導模擬系統的總體框架，給出各個具體功能模塊組成，討論了聲自導系統對信號的時域與空域處理，並結合模擬程序中陣列信號處理模塊，給出固定多通道波束形成的模擬實現過程； （ 4 ）根據系統的模擬模型與已建立的模擬流程圖編制了通用魚雷模擬器自導系統模擬軟體，通過網路與控制系統相連，組成完整的魚雷模擬器。
  5. The paper is mainly based on geography, ecology, sight ecology, region location theory and system theory. by interpreting the mss remote sensing image of 1970s and the tm remote sensing image of 1980s and the end of 1990s in keerqin sandlot based on background database and expert information, we have achieved the three periods vector data of land desertification of the research area, then we have disposed the data property by using the powerful spatial analysis function of arc / info and achieved the information extraction and analysis supported by arcview and erdas imagine. thus the rule of temporal and spatial variation of land desertification in keerqin sandlot is researched and the blueprint and countermeasures of the prevention and treatment of land desertification in keerqin sandlot are put forward

    本研究主要以地理學、生態學、景觀生態學、區位論和系統論為主要理論支持，通過對科爾沁地區20世紀70年代的mss遙感影像、 20世紀80年代和90年代末tm遙感影像進行基於背景數據庫和專家知識的解譯，獲得科爾沁研究區土地沙漠化的三期矢量數據，利用arc / info軟體強大的空間分析功能對屬性進行處理，並在arcview 、 erdasimagine軟體的支持下進行信息提取與分析，研究了科爾沁沙地土地沙漠化時空變化的規律，提出了科爾沁沙地土地沙漠化防治的構想與對策。
  6. One of these challenges is to enable users to get the maximum benefit from the data they stored. data mining and knowledge discovery in databases ( kdd ) is an international frontier and has already become a hotspot hi r & d field

    數據挖掘與從數據庫中發現知識是在對更深入、更充分的開發信息資源的迫切需求背景下產生並迅速發展起來的一個國際前沿領域，它已經成為研究的一個熱點。
  7. This article grounds on the project of a 300mbps tcm - 8psk modulating and demodulating system and is developed from it

    本文就是以信息速率300mbps的tcm - 8psk數據機原理樣機為研究背景，並在這一工程項目的基礎上發展而來。
  8. The geographic information systems ( gis ) allows the modulation and simulation of different scenarios and the graphic representation of the different alternatives. in order to present and explain to a non expert public like politicians and the population in the floodplain, multimedia technology will play a valuable role trying to make the decision making process more participated

    （四）在水利工程管理方面，從舊有的單純的水利工情數據庫擴展到以水利工情信息為基礎數據背景的工程風險管理系統，對各類防洪工程在洪水狀態下的安全性進行評估、城市防洪工程規劃、城市發展與防洪工程相結合、工程實施投資效益分析、工程建設對環境質量的影響等等。
  9. Dsps is used to accurately detect the moving area of multi - moving objects and information of their geometrical position in the system, at the same time, it pick up the parameters of geometrical feature, gray feature and planar velocity of each area, at last, we integrate the techniques of multi - moving objects detection and construct a self - adapted system to track multi - moving objects. the camera is controlled to keep the object in its field of view. therefore we achieve a real time system to track the multi - moving objects in the complex scenes

    本系統利用dsps精確檢測出多運動目標的運動區域及其幾何位置信息，並對各個運動區域進行幾何特徵參數、灰度特徵參數和運動速度參數的提取，最後根據這些特徵參數值結合多目標運動狀態檢測技術構建了多運動目標自適應跟蹤系統，並根據已經計算出的運動目標的速度矢量，通過雲臺裝置控制攝像頭的轉動，使得特定運動目標始終位於攝像機的視野中，從而完成對復雜背景中多個運動目標中特定目標的實時跟蹤。
  10. This paper is studied basing on guangdong labour market information system and use microsoft sql server 2000 as the development platform. with these new techniques, problem of analyzing xinhui labour mark data is resolved and find out some labour source structure and distributing rules. the statistics and information can help some departments and decision - makers to draw out some decisions

    本文以廣東省勞動力市場管理服務信息系統為應用背景， microsoftsqlserver2000為開發平臺，通過運用這些新的技術，解決了新會區勞動力市場的數據分析問題，並從實例中找出有價值的勞動力資源結構和分佈規律，從而為業務部門和決策者提供更好的決策依據。
  11. On the background of dalian maritame university science and technology information decision support system construction faced with the deficience of data independence and duplication in its many - year used files processing system and the late demands of the new environments against the science and technology managements ; this paper analysis detailedly the business activities and function needs of the system and defines that the intelligence and ability dcision system with multi - model peocessing constructive is the optimum solution scheme to realize the system destinations

    本文以海事大學科技信息管理為背景，針對其多年沿用的文件處理系統中數據獨立和數據重復等不足以及新環境對科技管理的新要求，詳細分析了系統的業務活動和功能需求，確定了建立基於c s數據處理結構輔以模型程序可視化、數據挖掘等技術的科技管理與決策系統為實現其系統目標的最佳解決方案。
  12. In this scheme, ethernet is applied to infranet, and opc technology is used to data acquisition from local control unit. socket communication and java applet technology are used to realize real - time data exchange. according to the design project of hydro power remote monitoring and control system, a remote monitoring experiment system is designed in this thesis

    論文以水電站自動化改造項目為背景，設計了中小型水電站的遠程監控系統，提出了基於web的中小型水電站遠程監控系統的具體硬體結構方案和軟體的整體設計思路，控制網路採用工業以太網，實現了控制網路與信息網路的融合，應用opc技術進行數據採集，使用javaapplet和socket通信技術解決遠程實時通信問題。
  13. In this thesis, the design and realization of a 3d gis platform - - sei3d are introduced, which are based on the research of dalian spatial data infrastructure construction. and for the project of " 3d scene demo system of luan river drainage area ", the data acquisition, organization and i / o of large - scale 3d scene visualization are mainly studied

    本文以大連市空間數據基礎設施建設為背景，針對灤河中、下游流域三維場景演示系統中大規模三維場景可視化問題，重點從數據獲取、組織與調度三個方面研究相關理論和方法，設計並實現了一套三維地理信息系統平臺sei3d 。
  14. It fulfilled the transforming from point data to polygon data and created the field soil nutrient spatial distribution graphics using the different kinds of interpolation ways. it integrated soil test nutrition data, object yield obtained by historical crop yields of past years, fertilization model and expert knowledge to realize intelligent decision and make field fertilizer prescription. with the card ataflash, the prescription made by the system can be imported into the control computer of variable - rate fertilizer machinery and direct variable - rate controller to implement variable - rate fertilization

    系統實現了以下主要功能：應用不同的插值方法實現點狀信息向面狀信息的轉化，生成農田土壤養分空間分布圖；以土壤采樣測試分析數據作為土壤背景養分，並根據歷史產量及其他信息分析確定施肥所要達到的目標產量，通過集成施肥模型和專家知識實現智能決策，生成田間定位施肥處方；然後用ataflash卡導入到變量施肥機械控制計算機上，指導其田間變量作業。
  15. Web data mining has been combined with electronic commerce on this occasion. it is a new branch of data mining and focuses on the research in the internet on how to find out all implicit knowledge modes among all kinds of data including web logs, user register information, web page etc, and on how to gain some predictive information

    Web數據挖掘就在這樣的背景下與電子商務結合在一起，它是在internet出現后產生的數據挖掘一個新的分支，主要研究在internet網路上，對各種數據源，如web日誌、用戶登記信息、頁面內容等，利用數據挖掘技術尋找網路上數據間各種隱含的知識模式和獲取一些預測性信息。
  16. The system is developed by ourselves on the basis of the project which is titled. multimedia broad bandwidth network engineering and been responsible by the author of this thesis. the hfc network transmission based techniques of internet dual access, user set - top - box access, stock broadcasting, standard video broadcasting, distant education, etc. are addressed. this system can provide information highway to telecommunication and tv broadcasting to run multimedia services and be suitable for the status of our nation and the economic burden of our public

    本論文以作者負責的項目「山東勝利油田多媒體寬帶網路工程」為背景，闡述了本單位自主開發的「基於hfc網路多媒體寬帶傳輸系統」的原理、功能和技術特點，論述了基於hfc傳輸網路下的： internet雙向接入技術和用戶端機頂盒接入技術及股票發送、準視頻廣播、遠程教育等高速數據廣播技術在hfc網路工程中的實現，說明了該系統能夠為電信和廣電全面開展多媒體增值業務提供一套適合我國國情、滿足我國公眾經濟承受能力的信息高速公路完整解決方案。
  17. The main methods of this thesis are as following : chaotic time series is created by dynamics equation, then use gp algorithm to calculate embedding dimension and mutual information algorithm to calculate delay time. based on takens embedding theorem, the method utilizes the observed values of single variable of chaotic system to reconstruct phase space

    論文首先求解動力學方程組產生混沌時間序列，然後用gp演算法確定嵌入維數、互信息法求出延遲時間，再根據takens嵌入定理，利用混沌系統的單變量觀測值對混沌背景重構相空間。
  18. Physical and cultural proximity is important for building closer client relationships, for delivering certain types of services ( such as unscripted selling ) and for soothing concerns about data security and confidentiality

    當地相近的自然與文化背景在建立更緊密的商客關系，提供某些服務（例如未落實到合同的交易） ，以及確保數據信息安全機密性等方面，起著重要作用。
  19. Furthermore, we discuss some themes about dars, such as how to access information that stored in domino / notes, the methods to obtain information according to different components, distributed query,

    文章詳細介紹了該實例平臺的主要設計思路和相關的需求背景，重點討論了若干關鍵點和相應的解決方案，包括如何從domino notes中獲取數據信息、信息獲取方式和分佈查詢等等。
  20. With the background of the space ground - based application system, this paper analyses and researches the management and distribution of the data information system. this selected topic has the important realistic meaning

    論文以航天地面應用系統為研究背景，分析了航天地面數據信息系統的管理和發布，在選題上具有重要的現實意義。
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