stationary target 中文意思是什麼

stationary target 解釋
固定目標, 固定對陰極
  • stationary : adj. 不動的，靜止的，不變的；不增不減的，固定的，裝定的。n. 1. 不動的人，固定物。2. 〈pl. 〉駐軍。n. -ariness
  • target : n 靶子，標的；目標；（嘲笑等的）對象；笑柄 （for）; （儲蓄，貿易等的）定額，指標；小羊的頸胸肉；...
  1. In this thesis, we study the situation with stationary target in the discrete space

    本文研究的是針對離散空間中靜止目標的搜索問題。
  2. On the aspect of the research of the rcs computation methods, this dissertation did many work as : it discussed the application of the stationary phase method for the integral of the physical optics and gave the expressions of the stationary phase method based bezier surface for the perfect conduct and coated target ; focused on the application of the stationary phase method, it discussed some important techniques such as the searching of the stationary phase method and the handling of the singularity ; it also discuss the application of the gauss method for verifying the correction of the stationary phase method, and gave their compares of the efficiency and the precision

    在rcs演算法研究方面，本文做了以下研究：討論了在bezier曲面上物理光學積分的駐相法求解，給出了bezier曲面上理想導體和塗敷目標駐相公式；圍繞駐相法的應用，討論了駐相法應用中的一些關鍵的技術問題，包括駐相點的搜索、駐相法的奇異性；為了檢驗駐相法的精度，還討論了gauss積分的應用，給出了兩種方法計算效率和精度的比較。
  3. The typical use of bistatic sar with stationary transmitter, which is made up of the original coast guardian radar and the receiver on the aircraft, is imaging sea vessels. therefore, it is necessary to solve the problem of moving target imaging

    發射機固定的雙站sar的典型應用是用原有的海岸警戒雷達和飛行平臺上的接收機組成成像雷達，主要用途是對海面船隻成像，因此必須解決在此種情況下對運動目標成像的問題。
  4. In this paper, there are presented that a single stationary station single target passive bearings - only tracking and data association algorithm and a simplified single stationary station multiple target passive bearing - only tracking and data association algorithm, then a single stationary station multiple target tracking problem can be regarded as a single stationary station single target tracking problem. 3. based on least square method, this paper presents the line - of - sight location method of multiple stationary station single target

    針對實際無源探測網路中存在同一探測區域內只布置了一個無源聲音探測傳感器站的情況，給出了一種單靜止站單目標無源純方位定位與跟蹤的演算法，提出了一種簡單的單靜止站多目標無源純方位定位與跟蹤的演算法，從而將單靜止站多目標問題轉化為單靜止站單目標問題。
  5. This paper studies the characteristic of scatter from moving target in the situation of bistatic sar with stationary transmitter. the wvd method is used in the paper to estimate the doppler frequency parameter of the moving targets ; the wvd - radon method is used to restrain the cross - term. then we can use the result to adjust the parameter of the filter, and to achieve the moving targets imaging of bistatic sar

    本文分析了發射機固定的雙站sar情況下的運動目標回波信號模型，應用wvd變換對發射機固定的雙站sar回波的多普勒信號參數進行估計，並採用wvd - radon變換來抑制wvd的交叉項，以調整濾波器參數，實現發射機固定的雙站sar對運動目標聚焦成像。
  6. A stationary target is easiest to aim at

    靜止的目標是最容易瞄準的。
  7. Because of the lack of the length information of the target, we need the measurements from two stationary infrared sensors at least if we want to locate the target that we focus on

    要實現靜止的紅外探測器的定位功能，由於只能得到目標的方位數據，無法獲取距離信息，所以至少需要兩站的方位數據協同進行定位。
  8. We may categorize optimal search problems according to whether the space and time are discrete or continuous, and whether the target is stationary or mobile

    按照搜索空間是離散或者連續的，目標是靜止還是運動的，可以將最優搜索問題分成幾個不同的類型。
  9. Chapter 3 considers location of a stationary target with time - varying emitting signal, such as frequency hopping signal and linear fm signal

    在第三章里，主要研究了頻率時變信號（如頻率捷變信號和線性調頻信號）的定位演算法。
  10. Chapter 3 considers location of a stationary target. after introducing the nonlinear filtering technique of particle filtering, location algorithm is implemented by particle filtering. on the base of fusing information of bearing and distance, a fast passive location algorithm based on particle filter is got

    在第三章里，在簡單介紹了測向定位的擴展卡爾曼演算法之後，主要研究了一種全新的非線性濾波技術-粒子濾波，並在此基礎了提出了基於粒子濾波的測向定位法和快速定位法。
  11. On the aspect of the design of the rcs integrative software, the following had been completed : based the technology of the opengl, it completed a interface program with the display, modification and transform of the models ; it gave the concept of the shelter of the complex target and completed module that can handle the shelter of the target modeled with nurbs surface ; it completed the computation module include stationary phase method and gauss method based the research of the rcs computation method

    在軟體設計方面做了以下研究：在opengl的基礎上完成了對nurbs模型能夠進行顯示、修改、變換的界面程序；給出了復雜目標的遮擋處理概念，並完成了能處理nurbs模型遮擋的模塊；在演算法的基礎上完成了包括駐相法和gauss積分法的計算模塊。
  12. The algorithm can effectively separated the small moving target from the rela - tively stationary backgrond according to the differences among the small moving target, back ground interference and noise by inhibiting the background and enhancing the target

    這種演算法根據運動小目標，背景干擾和噪聲在圖象序列中的差異，能夠抑制背景，增強小目標並將其從相對靜止的背景中有效地分離出來。
  13. After the compensation based on the rule of the minimum entropy, the resolution of the cross - range image is lower as the large size and non - uniform rotation, which cause the image to be not right at all sometimes. in order to eliminate effect of the non - stationary rotation, the first order approximation and relax algorithm are adopted to search the initial frequency, amplitude, frequency modulation rate and obtain the dynamic image of the target at any time

    分析了低分辯雷達的成像演算法，建立在最小熵補償基礎上的演算法得到的橫向像的解析度仍然比較低，尤其對大的目標和機動目標，為此我們採取了一階近似的relax演算法搜索目標的初始頻率、幅度、解調率從而獲得目標的動態一維像，模擬數據和試驗結果證明該方法是有效的。
  14. Anti - aircraft cannon ( aa ) : these cannon have the same properties as anti - tank cannon ( direct fire only ) but rotate much more quickly ( the cannon can revolve and is fixed on a stationary base ), and they can target aircraft

    防空加農炮（ aa炮） ：這些加農炮與反坦克加農炮類似（只能進行直接瞄準）但是能夠比反坦克炮更快的旋轉方向（這種炮被連接與一個固定臺座上能夠繞軸旋轉） ，同時它們能夠瞄準飛機射擊。
  15. In the circumstance of multi targets and multi stationary sensors, the most important problem is how to identify the measurements that belong to the same target

    在多靜止紅外探測器探測多目標的情況下，最為關鍵的是如何判斷發送到處理中心的方位數據屬于多個目標中的那個。
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