空目標 的英文怎麼說

中文拼音 [kōngmùbiāo]
空目標 英文
null object
  • 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...
  • 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; ...
  • 目標 : 1. （對象） target; objective 2. （目的） goal; aim; destination
  1. In recent years, the worldwide researchers pay much attention to fourier telescopy. it is an active imaging technique that encodes the information in the temporal instead of spatial domain, then receives the speckle and deposed of it to reconstruction the object image. now, the high - resolution technique is under the condition of deeply researched

    它是一種主動式干涉成像技術，這一技術通過時域內的相位的調制完成直線條紋對目標的掃描，從而達到對深空目標頻譜的抽樣，然後接收其散射回波，對回波信號進行處理，進而還原出目標的像。
  2. Through fusion of image data from different aerial remote sensors, we can improve the image resolution and analysis results in precision and believability, and further improve the effectiveness in detection and recognition of specific aerial targets

    通過對不同航空遙感傳感器所獲取的圖像數據進行融合，從而提高圖像的解析度、圖像分析結果的準確性和置信度，並最終提高對特定航空目標進行自動檢測、識別的有效性。
  3. You cannot give the order to attack a target in the air. anti - air targeting is triggered automatically

    你不能對空中的目標下攻擊指令。防空目標是自動確定的。
  4. Bsr confronts with complicated clutter circumstance, it ' s the most important thing we must do to restrain clutter not smooth in time domain or frequency domain in order to detect interesting targets of mainland and sea level

    機載戰場偵察雷達面臨的雜波環境是很復雜的，有效地抑制時間非平穩和空間非平穩的雜波干擾是雷達系統完成地面目標、海洋目標以及低空目標檢測必須首要解決的問題。
  5. In 2002, china and russia proposed a treaty banning the deployment of weapons in space or attacks against space - based objects

    2002年，中國和俄羅斯建議簽訂條約，禁止在太空布置武器或對太空目標進行打擊。
  6. In the fourth part, the tracking filter for low - altitude radar target is studied

    第四部分考慮了低空目標的雷達跟蹤濾波技術。
  7. When phased array radar tracking low - angle target, the image of target caused by reflection from sea surface lead to multi - path effects

    相控陣雷達跟蹤海面上飛行的低空目標時，由於海面反射形成了鏡像，引起了多徑效應。
  8. When low elevation targets arc tracked using the monopulse radar, the multipath effects including the specular reflect and diffuse reflect degrade severely the tracking performance

    雷達跟蹤海面低空目標時，由鏡面反射和漫反射引起的多徑誤差嚴重影響雷達的跟蹤性能。
  9. It consists of the coordinates setup and transform of the phased array radar, some filter parameters " design for low - altitude target, evim technique used in the low - altitude radar target tracking, the strategy for low - altitude radar target tracking, etc

    包括相控陣雷達坐標系的建立與轉換；低空目標跟蹤有關濾波參數的考慮； imm技術在低空目標濾波中的應用；相控陣雷達的低空目標跟蹤策略等。
  10. In the non - gaussian filtering algorithm, the measurement errors incorporating the multipath effects are modeled as the non - gaussian noise, and the filter are modified according to the score function. this algorithm, designed to track low - elevation targets, avoids the degrading of me performance because of ;. c non - gaussian noise in the filter

    在非高斯演算法中，由於多徑誤差的影響，目標高度方向上的測量誤差表現為非高斯噪聲，首先建立觀測噪聲的非高斯模型，然後利用非高斯噪聲下的濾波演算法跟蹤低空目標。
  11. Schemas can also be found in the following additional locations when the schema has a non - empty target namespace

    如果架構具有非空目標命名空間，在下列附加位置也可以找到架構：
  12. Data obtained from an object with a null target device, such as most metafiles, is independent of the target device

    從具有空目標設備的對象中獲取的數據（例如多數圖元文件）與目標設備無關。
  13. In this paper two algorithms have been proposed to track the low - elevation targets in the presence of multipath : the interacting multiple model ( imm ) algorithm and the non - gaussian filtering algorithm. two models are used in the interacting multiple model m ) algorithm

    本文研究在多路徑傳播的條件下跟蹤低空目標的濾波技術，給出了兩種濾波演算法：交互多模演算法（ imm ）演算法和非高斯濾波演算法。
  14. For the problem of multi - path effects, firstly the low - angle target tracking model of sea - surface is built up, and the geometric relationship among target, image and radar is analyzed

    針對多徑效應的問題，首先建立海面低空目標的跟蹤模型，分析了目標、鏡像和雷達之間幾何關系。
  15. Through the analysis of the test data and the new development in the relevant literature, some more realistic models for sea - clutter and multipath propagation is concluded and the simulation is accomplished in the software. they provide the foundation for low - altitude radar target detection & tracking techniques research. in the second part, radar low - altitude target detection & parameters ( elevation - azimuth - range delay - doppler shift ) measure are studied

    （海）雜波和目標信號的多徑傳播嚴重影響了雷達低空目標探測與跟蹤的性能，通過分析國內外的有關試驗數據和最新的研究進展，總結出比較接近實際的海雜波和多徑傳播模型，並在有關軟體中實現了海雜波與多徑傳播的模擬，為進一步研究各種低空目標探測與跟蹤測量演算法提供了保證。
  16. On the other hand, we give the condition of correctly solving range ambiguity and performance calculating formula of for stagger frequency difference ; condition of constraint for deciding stagger parameter value ; range " s analysis result for targets with multiple scattering centers or low altitude. this part includes chapter 2, 3, 4, 5

    另外，我們還給出了參差比相測距正確解模糊的條件以及參差測距下的性能公式；提出了決定參差參數取值的約束條件；給出了多散射中心目標和低空目標的多頻連續波測距性能的結論。
  17. Sponsored by dmc - radar applied in a navy range, this dissertation focus on the low - altitude / low - angle radar target detection & tracking techniques. it contains four parts : in the first part, the models of sea - clutter and multipath propagation are studied, which affect the radar ' s detectability and tracking ability of low - altitude target seriously

    結合海軍某靶場dmc相控陣雷達的研製，著重研究了海面上低空目標雷達探測和跟蹤測量的有關技術，論文分為四個部分：第一部分系統分析了海雜波與多徑傳播的建模與模擬問題。
  18. The chinese government issued a white paper on arms control, disarmament and nonproliferation in september that, among its passages, reiterates the country ' s support for negotiating a ban on space weapons and the prohibition of the use of force against objects in space

    中國政府在9月份發表了關于武器控制，裁軍和核不擴散的白皮書，在這本白皮書中，反復重申中國對關于禁止太空武器的談判和防止針對太空目標使用武力的支持。
  19. Then, the application of array signal processing to the doa ( direction of arrival ) estimation of low angle target has been put emphasis upon

    然後，重點研究了應用陣列信號處理技術對低空目標進行doa （ directionofarrival ）估計。
  20. Low altitude target detection based on the radar and infrared information fusion

    基於多源信息融合的低空目標探測
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