背景雜波 的英文怎麼說

中文拼音 [bēijǐngzábō]
背景雜波 英文
background clutter
  • 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...
  • 雜 : Ⅰ形容詞（多種多樣的; 混雜的） miscellaneous; varied; sundry; mixed Ⅱ動詞（混合在一起; 攙雜） mix; blend; mingle
  • 波 : Ⅰ名詞1 （波浪） wave 2 [物理學] （振動傳播的過程） wave 3 （意外變化） an unexpected turn of even...
  • 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
  1. This thesis deals with the application of image segmentation to the automatic identification of a bar code image with a complex background. the bar code image is segmented by the program which is coded by vc + + 6. 0, then by image erosion, the background such as characters etc is processed, yielding isolated points which are filtered by a median filter. the relative position of the bar code does not change

    本論文將圖像分割應用在有復雜背景的條碼圖像自動識別上，運用vc + + 6 . 0編寫的程序，處理分割的條碼圖像，然後用圖像腐蝕的方法，處理圖像上的文字等背景使其變成一些孤立點，再通過中值濾波去除圖像上的噪聲點，此時圖像中條碼的相對位置不變。
  2. From the utilizing surround of music algorithms, we can sure the resolution and doa estimated accuracy of music algorithms must be effected by the sea clutter

    從music演算法的應用背景環境可知，海雜波的存在必將影響music演算法的精度和分辨力，甚至可能是music演算法無法檢測目標的真實方位信息，在某一方位出現虛假目標。
  3. And the characteristics of the ground clutter change as well as time change

    此外，飛機運動時，雜波背景的特性會隨時間變化。
  4. This project based on the research of pd radar simulator, give the mathematic model of the ground clutter and target, generate the data of them. then the data has been translated to the memory of the simulator by a pci card

    本課題以某機載相控陣雷達模擬器的研製為背景，對雷達雜波和目標回波進行數學建模，產生相應的目標數據和雜波數據，並通過計算機pci總線，將生成的數據文件加載到雷達模擬器的存儲器中。
  5. First the progress of anti - tank homing weapons is introduced, then the research and progress of high resolution imaging information processing, angle glint theory, signal processing under clutter environment are introduced. at last the main works of the paper is introduced

    首先介紹了反坦克精確制導武器的發展現狀，然後分析了高分辨成像信息處理的研究和發展，簡要介紹了雜波背景處理和角閃爍問題，最後介紹了本文研究的主要內容。
  6. We provided a new method that tried to transform the whole image to featured space and facilitated identification and self - elimination of disturbance according to the hue and luminosity features of eyes of human being. we gave the definition and description of the transformed space. a wavelet - texture filter was designed to distill space - transform - based feature of the image itself was executed

    根據人眼對顏色、亮度等不同的敏感性以及圖像本身的性質，仿人眼變換域分析圖像形成光學濾色鏡效果，減少復雜背景顏色和相似形狀的多重干擾，並以此定義和表徵變換域特徵空間，給出變換域小波紋理車牌特徵，成功提取車牌字元區域； 2
  7. To find out, the researchers measured eye movements of 45 u. s. and chinese students as they looked at photographs that featured single focal objects against complex backgrounds

    為了能夠得出結論，當45位美國學生和中國學生在審視復雜背景下能夠反映單個焦點物體的時候，研究人員對他們的眼波運動進行了測量。
  8. The improvement of radar range - resolution not only facilitates detection of targets in high clutter, but also makes it possible to image and recognize targets

    提高雷達距離分辨力不但有利於在強雜波背景下的目標檢測，而且使目標成像成為可能。
  9. Moving object detection adopts a method of dynamic difference background image, whose principle is to calculate difference picture among the current frames and background images and take the motion adjudging threshold which owns maximum information entropy to determine moving area ; and dynamically updates background by using kalman filter. thus, the system realizes the judgment of the moving area under the complicated changing background

    運動目標檢測採用動態差分背景圖像法，其原理是利用序列圖像中當前幀圖像減去背景圖像，並採用使信息熵最大化的運動判決門限判定運動區域;採用kalman濾波動態背景生成實現了背景的動態更新;從而實現了復雜變化背景下圖像運動區域的判決。
  10. First in this paper, we review the development of radar signal processing and cfar detector, analyse the structure and principle of the signal processor, ca - cfar and os - cfar detectors. then, in view of the characteristic of prc cw signal, analyses the statistics characteristic of scattering bodies, models of target, noise, ground - clutter and weather - clutter are made. these lay a theoretic foundation of signal processing and cfar detector

    然後，本文針對x波段偽隨機m序列相位編碼連續波信號體制，分析了各種散射體的統計特性，對雷達目標及檢測背景噪聲（熱噪聲、地雜波和氣象雜波）進行了理論分析和統計檢驗，建立了目標及檢測背景的目標模型，確立了信號處理和恆虛警檢測的理論基礎。
  11. The chief purpose of this paper is to design a new multi - sensor fusion algorithm which can be used by hfgwsr under the clutter environment, which should meet the requirement of real - time processing

    本論文的主要目的是設計一種可以滿足強雜波背景下觀測精度較低的高頻地波雷達應用的多傳感器融合演算法，並保證演算法滿足實時性要求。
  12. In the forth and back windows, the mosos - cfar detector uses the ordered statistics as the background cutter power level of the two windows, and the sum of the forth and back local estimation as the total estimation of background clutter power level

    Mosos - cfar檢測器在前後滑窗分別採用有序統計量來表示前後滑窗的背景雜波功率水平，再將前後局部估計相加作為總的背景雜波功率水平估計。
  13. This dissertation analyzes the detection performance of dpca technique based on distributed spaceborne sar system, particularly analyzes the k - distributed clutter ’ s influence of the detecting results. 4. we compare the detection performance of ground moving target of the ati and dpca technique for the new model of distributed spaceborne sar in detail

    3 .分析了在不同信雜比、信噪比條件下以及不同目標方位向速度對dpca方法檢測性能的影響，特別研究了k分佈背景雜波干擾對動目標檢測性能的影響。
  14. This dissertation analyses the back ground clutter ’ s characteristic of sar and the serious influence to sar target detection and classification. based on analyzing jamming methods in existence such as noise jamming and cheat jamming, and the anti - jamming ability of high - resolution sar, the author puts forward a new matching jamming which is time, frequency and dopple fields multidimensional - matching - overcast similar clutter ’ s jamming

    本文通過對sar背景雜波的特性分析和背景雜波對sar目標檢測和識別的影響，結合目前傳統干擾體制的不足，以及sar自身強抗干擾的能力，研究了一種對sar的時域、頻域和多普勒域多維匹配覆蓋的類雜波干擾新方法。
  15. In this paper, under the wideband radar background, the simulation method of radar clutter, the principle and estimation method of one - dimension and two - dimension physical structure features of radar target, some classification method using physical structure features of target, etc. are studied

    本文以寬帶雷達體制為研究背景，在復雜背景下，主要研究了雷達背景雜波的模擬、雷達目標一維、二維結構成像的機理和方法，還研究了基於目標結構成像的識別方法等問題。
  16. Theoretical analysis of the technique ’ s performance and experimental results are also given in this paper

    而由於背景雜波的存在會使檢測器性能惡化。
  17. Because of the influence of the wobble of the sensor and the clutter background, the pretreatment is necessary and also it ’ s the research trend of this dissertation

    由於圖像傳感器的抖動和背景雜波的影響，在目標檢測和跟蹤之前有必須實行圖像預處理，這正是本文的研究點。
  18. The result shows that the mgo - cfar detector has good detection ability under homogenous background. the detection ability of the mgo - cfar detector is only a little bit worse than that of the ca - cfar detector

    分析認為， mgo - cfar檢測器在均勻背景雜波中有著良好的檢測能力，其檢測能力只比ca - cfar檢測器有很小的損失。
  19. This paper first studies our nation ' s certain type of radar ' s mgo - cfar detector, mainly analyzing the detector ' s performance under homogeneous background, multiple targets situation and clutter edge situation

    本論文首先對我國某型號雷達中的mgo - cfar檢測器進行分析論證，重點分析了mgo - cfar檢測器在均勻背景雜波、多目標環境和雜波邊緣環境中的性能。
  20. The various performance of the mosos - cfar detector was analyzed. the result shows that the mosos - cfar detector has good performance under the homogenous background, almost the same as that of the mgo - cfar detector ; good performance against clutter edge, excellent performance under multiple targets situation, the detector ' s detection performance dropped not much when the interfering target is less than r - k1 - k2

    計算分析了mosos - cfar檢測器的各種性能，分析表明， mosos - cfar檢測器在均勻背景雜波中的檢測性能良好，和mgo - cfar檢測器的檢測性能相近；抗雜波邊緣能力良好，但是略差於mgo - cfar檢測器；在多目標環境中的檢測性能優秀，當干擾目標數少於r - k1 - k2時，檢測器的檢測性能下降很少。
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