目標相對方位 的英文怎麼說

中文拼音 [mùbiāoxiāngduìfāngwèi]
目標相對方位 英文
relative bearing of an object
  • 目 : Ⅰ名詞1 （眼睛） eye 2 （大項中再分的小項） item 3 [生物學] （把同一綱的生物按彼此相似的特徵分為幾...
  • 標 : Ⅰ名詞1 [書面語] （樹梢） treetop; the tip of a tree2 （枝節或表面） symptom; outside appearance; ...
  • 相 : 相Ⅰ名詞1 （相貌; 外貌） looks; appearance 2 （坐、立等的姿態） bearing; posture 3 [物理學] （相位...
  • 對 : Ⅰ動詞1 （回答） answer; reply 2 （對待; 對付） treat; cope with; counter 3 （朝; 向; 面對） be tr...
  • 方 : Ⅰ名詞1 （方形; 方體） square 2 [數學] （乘方） involution; power 3 （方向） direction 4 （方面） ...
  • 位 : Ⅰ名詞1 （所在或所佔的地方） place; location 2 （職位; 地位） position; post; status 3 （特指皇帝...
  • 目標 : 1. （對象） target; objective 2. （目的） goal; aim; destination
  • 相對 : 1. （面對面） opposite; face to face 2. （非絕對的） relative 3. （比較的） relatively; comparatively
  • 方位 : position; bearing; direction; points of the compass; placement
  1. The cost of the system is reduced and the structure is predigested, and it makes the detection system can measure distance, relative velocity and azimuth angle at the same time

    這樣做既提高了系統的經濟性，簡化了結構，又使得系統具有了同時測量目標距離、相對速度和方位角的功能。
  2. Based on the analysis of the beat frequency signal, the expression of the beat frequency phase is deduced. the expression indicates physics meanings of quantities to be detected and supplies theoretical bases for detection methods. by using two - dimensional fft, the range and velocity information of target is got out from the echo. according to the periodicity range ambiguity of symmetrical pulses in fmpcw, the processing method of sliding time window is used

    通過對差頻信號進行的分析，得出了差頻相位的具體表達式，表現出了要檢測的各量的物理意義，對檢測的方法提供了理論依據。利用二維fft方法，可以有效地提取回波中目標的距離與速度信息。對于fmpcw信號由於均勻脈沖產生的周期性距離模糊的問題，採取時間波門的處理方法。
  3. Through the canalization to the marketing strategy research of the substantial evidence of the fuxin company, in the foundation that the author has collected large quantity of data, mainly using the relevant marketing theory of dr philip kotler, famous as " the father of marketing ", the author importantly expound that in the operating process, to small enterprise, there are six most important contents, that is : the market marketing environment analyzes, the market marketing investigation analyzes, the marketing segmentation, the choice of the marketing positioning, target market, the pricing of product, adjective pricing strategy, the marketing outlet management of the business and credit sale risk

    本文作者通過對富新公司的營銷策略研究實證分析，在收集大量資料的基礎上，主要應用有「營銷學之父」稱謂的菲利普.科特勒（ philip . kotler ）博士有關營銷策略的相關理論，重點闡述了在經營運作過程中，對中小企業至關重要的六個方面的內容：市場營銷環境分析，市場營銷調研分析，市場細分、市場定位、目標市場的選擇，產品定價和價格調整戰略，企業的營銷渠道管理以及賒銷風險的問題。
  4. First, strategy analyzing : through analyzing the inner and outer environment factors such as history, resources, competence and its strengths and weaknesses, we identified the firm ' s competitive advantages, core competence and long term goal. especially, we compare and arrange the order of civil listing cement enterprises in china through establishing a series of relevant indexes and fuzzy subsets method. we forecast the firm ' s next 5 years manufacture capability by recession analysis

    論文分析了企業的內外環境，歸納出企業優劣勢及企業發展的機會和方向，特別通過對企業歷史、資源、能力的分析，總結出企業的戰略目標及核心能力，通過建立相關指標體系及模糊聚類對水泥行業上市公司的競爭地位進行了比較分析與排序，通過二元回歸方法對秦嶺水泥的生產規模進行預測。
  5. The specific research methods are listed : 1. matched filter taking the max ouput snr as the best rule correlates nonstop divided signal and divided echo to detect low snr target signal. then all one dimension divided correlation outs and done fft in portrait to leach interferential signal such as static or low rate mussy meaves, many pathway echo and so on and to take target ' s time difference and doppler frequency that combine parameters that target ' s direction taken from antenna and so on to implement target ' s orientation and tracking

    具體研究方法如下： 1 、採用以輸出信噪比最大為準則的最佳匹配濾波器來對分段的參考和目標信號作相關處理來檢測低信噪比目標信號，然後對一維分段相關輸出組作縱向傅立葉變換來濾除靜態或低速的雜波、多徑回波等干擾信號，並提取目標的時差和多普勒頻率，再結合由天線獲得的目標方向等參數，就可以實現目標的定位和跟蹤。
  6. This dissertation describes the present rusult of the theoretic researches on harbor & navigation economy system during the course of the constriction of international shipping center of shanghai. aimed at the research goal, combinational theory of competitive advantage is developed in this dissertation. which combines the theory of common competitive advantage combines the conglomerate economy, regional advantage and other concerned theories to analyze domino effect of finance, trade and economy caused by harbor & navigation industry in the center city ; the advantage theory of balanced game, which mainly studies how to achieve an effective result of balanced game among every parties, puts more emphasis on the research of collaboration and negotiation that have collective advantage to analyze the relationship between competition and collaboration among different harbor owners under different operating circumstances ; the advantage theory of the reciprocal d evelopment of the harbor and the ambient area is an important paresis, not only can it accomplish its own development goal but can also offer some developing opportunities for its counterparts and the two will endeavor together to construct the international shipping center

    本文在總結前人研究成果的基礎上，概述了上海國際航運中心建設中有關港航經濟系統的理論研究現狀，並針對本文的研究目標提出了競爭優勢組合理論，分別是一般競爭優勢理論? ?結合了集聚經濟、區位優勢等相關理論，以此來分析港航產業在金融、貿易、經濟中心城市的集聚經濟效應；均衡博弈的優勢理論? ?主要研究如何在各種利益團體之間達成一種有效的均衡博弈結果，側重於對合作博弈、協商機制等具備集體優勢的研究，以此來分析港口利益主體之間在不同經營環境下（民營化前後）的競協博弈關系；港區（港口與區域）互動發展的優勢理論? ?港口與區域的互動發展是國際航運中心建設的重要前提，雙方基於良性循環的共同發展在滿足自身發展目標的同時也為對方提供了發展機遇，並共同為國際航運中心的建設而作出努力。
  7. This article combined the present new situation of the development of science and technology in the universities, and summarized the common methods that were often used in the present evaluation of scientific research performance and the coexistent drawbacks, with the aim at enhancing the rationality of the scientific research evaluation. this study demonstrated the relation of metric analysis of scientific papers and the scientific performance in the universities by analyzing periodical literatures distribution and citation rules, according to the theory of scientometrics. this article also emphasizes on metric analysis of scientific papers and investigated the related indexes and their meaning

    本文結合高校科技發展的新形勢，以提高科研評估的合理性為目標，總結分析了當前科研績效評估中常用的方法與存在的問題；以科學計量學理論為依據，從期刊文獻分佈與引證規律的角度，闡述了科技論文計量分析與高校科研績效評估的關系；以科技論文計量分析為重點，研究了論文計量分析的相關指標及其合理內涵；以專家咨詢和數理統計為主要方法，建立了由論文計量分析指標組成的論文綜合評估體系；在對該評估體系進行科學性第四軍醫大學碩士學位論文和實用性分析后，應用評估體系對某軍醫大學附屬醫院的部分科室進行實際測評；最後結合評估實踐，提出了提高科技論文質量的建議，以及科研評估中應注意的問題。
  8. To improve this ability, a higher cross - range resolution is needed. an inverse synthetic aperture radar ( isar ) achieves high resolution in the cross - range dimension by taking advantage of the motion between radar and targets to synthesize the effect of a larger antenna aperture

    逆合成孔徑雷達（ inversesyntheticapertureradar ，簡稱isar ）信號處理對接收到的運動目標的回波信號進行相干處理，等價成一個大口徑天線，很大程度上提高了方位向距離分辨力。
  9. Backed up by the soplat theory based on particle kinematics, the second chapter of this paper presents with analysis and simulation of several single observer passive measurement models, which uses such relative movement parameters as bearings changing rates and centrifugal acceleration information on the basis of bearings measurements. in the third chapter, the observability of location respectively using bearings and its changing rates information and centrifugal acceleration information is analyzed, and its observable condition is got. the fourth chapter puts forward the modified covariance extended kalman filtering ( mvekf ) against the defect of traditional extended kalman filtering ( ekf ), whose performance is simultaneously compared in the chapter with the performance of ususal tracking algorithm such as ekf, mgekf, iekf by computer simulation

    在近年來提出的基於質點運動學原理的單站無源定位理論基礎上，本文第二章提出了幾種在角度測量的基礎上增加角度變化率及相對運動的離心加速度等運動學參數的單站無源測量模型，並對它們進行了分析和模擬；第三章分別對利用角度及其變化率信息定位和利用離心加速度信息定位的可觀測性進行分析並得到了相應的可觀測條件；第四章針對傳統擴展卡爾曼（ ekf ）方法的缺點，提出了一種修正協方差的擴展卡爾曼濾波（ mvefk ）方法，並將其和ekf 、 mgekf 、 iekf等常用的單站無源定位濾波方法進行了性能模擬比較；第五章通過引入雷達機動目標跟蹤方法和模型，提出了利用角度及其變化率對機動輻射源跟蹤的多級噪聲自適應方法和imm方法；第六章主要對角度變化率和離心加速度參數的獲取技術進行了研究，提出了幾種高精度測量脈沖序列多普勒頻率變化率的方法。
  10. Based on the doppler effect and pulse coherence technique, synthetic aperture radar ( sar ) breaks through the azimuth resolution limitation imposed by real aperture antenna. in combination with the pulse compression technique, two - dimensional high resolution imagery to distant targets can be realized

    合成孔徑雷達（ sar ）利用以多普勒頻移理論和脈沖相參為基礎的合成孔徑技術，突破了實孔徑天線對方位向分辨力的限制，與脈沖壓縮技術相結合，實現了遠距離目標的二維高分辨成像。
  11. At first some modification is made in conventional beam forming of frequency domain, namely to estimate doa by arrays outputs on compensated spacial frequency points of echoes. then the cwt is utilized to signal processing in space - frequency domain for estimation of doa, and the corresponding modification is also made. in the dissertation, the computer simulations of doa estimation for both narrow - band and wide - band echoes are given, so do the necessary comparison among several methods and crb

    首先在傳統的頻域波束形成演算法的基礎上，提出對寬帶信號的頻率補償，也即對寬帶回波信號的各空間頻率根據時間頻率的差異進行相應補償，然後對各陣元輸出求和來得到方位估計；其次將連續小波變換引入到空間?頻率處理中，從而完成對目標方位的估計，並進行了相應地補償。
  12. Isar transmits wide bandwidth signals to obtain high range resolution. the cross - range resolution is obtained by the doppler frequency information of the target ’ s rotation

    逆合成孔徑雷達通過發射大帶寬信號獲得好的距離解析度，利用目標相對于雷達的轉動產生多普勒頻率梯度來獲取好的方位向分辨力。
  13. Due to the short distance among the planes which fly in a group, the conventional low resolution radar can not distinguish them in both distance and azimuth ? if we use the technology of isar to resolve the difference among doppler frequency of the targets and obtain a fine resolution cross - cross image, we may separate them, but a long time of coherent processing is needed <, for the formation targets, it can be approximately divided to rigid body and nonrigid body, so for the formation targets, that can be regarded as rigid which has a relative position and an identical movement, can be approximately considered as a large target, and be compensated by translational phase with the rule of minimum entropy, but for the most those cannot accord with the approximation of rigid, being the doppler - frequency of the aim is linear changed, by the relax method with short data, increases the resolving performance of multiple target to the aim in the frequency domain, since cross - range resolution is based on the accumulative time, so it is greatly improve the resolution to formation targets by the instant cross - range image which produced by radon - wigner transformation

    低分辨isan成像及干涉技術應用研究一因此直接無法分辨編隊目標的架數，我們借鑒isar的技術，通過較長時間的相干積累，在多普勒頻域上對目標進行分辨。而對于編隊目標，可分為近似剛性的多目標和非剛性的多目標，所以對于可以近似為剛體的編隊目標相對位置固定，運動方式一致，可以近似看作一個大目標，採用最小墑準則對平動相位的進行補償，但是大多數並不滿足剛體近似的編隊目標，由於目標在相干積累時間的多普勒頻率近似呈線性變化，通過對較短數據利用relax的時頻分析方法，提高了頻率域上目標分辨的性能。由於橫向解析度取塊于橫向積累時間，所以利用radnwigner變換得到瞬時的一維橫向距離像大大提高了對編隊目標的分辨，對模擬和實測數據的大量分析結果表明此方法的有效性和可行。
  14. In order to geosteering, log - geology model of target formation should be built according to logging data and the interpreting result of wells nearby. geosteering parameters model is created to build simulative curves. compared these curves with logging curves, the position and drilling direction of the bit can be found combined with the concrete geological situation

    要實現地質導向，首先要根據鄰井的測井資料及其解釋結果建立目標層測井地質模式，然後通過建立地質導向參數的預測模型構造相應的模擬曲線，將模擬曲線與實測曲線進行對比，結合具體地質情況，確定鉆頭在目標層中的位置及其鉆進方向，及時調整井眼軌跡，使其始終保持在目標層中物性最好的部位。
  15. It offers a deep study into the relationship between the new military transformation and the military personnel training. it points out three obvious gaps : the comprehensive quality of the military personnel under current personnel training of military academies cannot meet the requirements of all - dimensional wars with combined offense and defense under the conditions of the new military transformation ; the working ability of the military personnel cannot meet the needs of the weaponry developing trend under the conditions of the new military transformation ; and the development orientation of the military personnel cannot suit the needs of future military informationization drive. then according to the internal requirements for new knowledge, technology, quality and ability of military personnel by the developing trend of the new military transformation, the thesis offers an all - round analysis of the characteristics of the new - type military personnel under the conditions of the new military transformation

    本文從新軍事變革產生的背景、成因、特徵和發展趨勢出發，深入研究了新軍事變革與軍事人才培養的關系，提出了當前軍隊院校人才培養中存在著的軍隊人才綜合素質與新軍事變革條件下全方位、多攻防作戰需要不相適應，軍事人才任職能力與新軍事變革條件下武器裝備發展趨勢不相適應，軍事人才的目標發展定位與未來軍隊信息化建設要求不相適應的三個明顯差距，並根據新軍事變革的發展趨勢對軍事人才掌握新知識、新技術以及素質能力的內在要求，全面分析了新軍事變革條件下新型軍事人才的特徵模型，深刻揭示了適應新軍事變革需要的新型高素質軍事人才的知識能力素質是具備綜合性、復合性、全面性，創新性、發展性、智能性、開放性、應用性八個方面特徵的立體化樹狀結構。
  16. In position - based control, features are extracted from image and used in conjunction with a geometric model of the target and the know camera model to estimate the pose of the target with respect to the camera. the primary disadvantage of position - based control is that it is often highly calibration dependent

    基於位置的控制方式根據已知的目標幾何模型和攝像機模型來估計目標相對于攝像機的位姿，其主要缺陷在於控制精度依賴于攝像機的標定精度，而標定精度又受環境的制約。
  17. Detecting algorithm based on background prediction, maximum background prediction, most similar background prediction, displacement pipeline filter, target movement characteristics algorithm based on sub - pixel analysis and the method of the contrast similarity among frames are introduced for the target detecting in single image and sequence images

    在單幀圖像和序列圖像目標檢測方面提出了基於背景預測的檢測方法，最大化背景預測方法、最相似背景預測方法、位移式管道濾波方法、基於亞象元分析的目標運動特徵演算法和目標對比度相似性的幀間目標檢測方法。
  18. The research and developing of gps / gsm vehicles watch and control system based on analyzing gps positioning technology is discussed in this article. this system is a public security prevention and far distance watching control telecommunication management which has adopt the advanced system in the world including gps / gsm, gis and internet. through this system, all the movable objectives covered by gsm net can be kept being watched and controlled from far distance. the gps data of the movable objectives and different kinds of alarm data will be sent back to the service center through gsm or cable. then the center may send the information of movable objectives " gps data and help alarms that have been already classified and identified to the different departments to deal with linking the consumers through ddn, isdn, pstnand adsl. the advantages of this system is that it adopts mature gps technology and combines the movable telecommunication net - gsm provided by china telecommunicate trades throughout the nation and it can get voice information everywhere. by utilizing internet, vbandsql server computer technology, watch and control center and far distance terminals can aim at how to increase vehicles operating efficiency, decrease wear, promote service quality and build a concentrated system of watch and control, deploy and cammand, scientific management, coordinate and process, and safety in the professions relevant with transfortation of the city

    移動目標的gps數據及各類報警數據通過gsm網路及電信有線網路傳回監控服務中心。該中心可通過ddn 、 isdn 、 pstn或adsl等方式與用戶相聯，將移動目標的gps定位信息，求救信息，報警等信息進行分類確認后，實時傳送到相應的職能部門進行處理。本系統的優點在於利用了成熟的gps全球衛星定位技術，並結合了我國電信行業在全國所開通的gsm移動通訊網路，在話音上實現了全國漫遊等特點，在監控中心和遠程用戶終端利用網際網路技術、 vb數據庫管理系統、 sqlserver分散式數據庫管理系統等計算機技術，可針對城市中與交通有關的各行各業如何提高車輛使用效率，降低損耗，提高服務質量，建立集監控、調度指揮、科學管理、協調運營、安全防範為一體的指揮控制體系，發揮其不可替代的作用。
  19. It combines the real echoes with the date simulated using the real airborne sar system parameters to analyze and validate the method. after the combined data are filtered, the improved greatest of cell - average constant - false - alarm - rate ( go - ca - cfar ) is used to judge whether moving target is detected or not. in the following, real moving target is detected and its velocity and position is gained through which it is focused well

    將接收的實際場景數據與實際系統參數下模擬的典型數據相結合，分析、驗證了頻域濾波法的性能，並對濾波后的數據採用改進的選大單元平均恆虛警率（ go - ca - cfar ）方法進行處理，判斷動目標是否存在；然後對實際的動目標進行檢測，準確的估計出目標速度及位置並對目標重新聚焦成像，接下來將聚焦的動目標圖像和常規sar圖像迭加，同時得到了回到真實位置的動目標聚焦圖像和實際場景sar圖像。
  20. Based on the moving characteristics of small targets in ir image sequences, a judging method based on neighborhood is discussed and used. emulation results show this method can distinguish small target from sequences effectively. furthermore, it has lower computation requirements and uses fewer images for detection as well

    在這里，採用基於鄰域判決的方法，即根據目標運動的連續性和規則性，利用相鄰幀中可疑目標之間的位置關系進行目標檢測的方法，對前面處理過的二值圖像進行了跟蹤檢測，並在實驗中取得了比較理想的效果。
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