sea clutter 中文意思是什麼

sea clutter 解釋
海波干擾。

  • sea : SEA ＝ Southeast Asia 東南亞。n 1 海；海洋；內海；大（淡水）湖。2 〈pl 或與不定冠詞連用〉海面（狀...
  • clutter : n. 1. 〈方言〉喧囂。2. 混亂，（房屋等）擁擠雜亂的一團。vt. 〈英方，美〉弄亂，攪亂；亂七八糟地堆滿 （up, with）。vi. 〈方言〉喧鬧，吵吵鬧鬧地跑 （along）。
  1. Then the arlpm detection algorithm from the different spectral width of sea clutter and growlers based on ipix sea clutter returns " ar spectrums estimate is been derived, and the roc curves are been drawn

    接著基於ipix雷達實測回波的ar譜估計，根據雜波和目標的譜寬不同得到arlpm檢測演算法，並畫出了該演算法的roc曲線。
  2. Simulation of the spatial - temporal two - dimensional sea clutter

    空時二維海雜波的模擬
  3. Sea clutter on 24 july 2003

    海雜波2003年7月24日
  4. The modeling and simulation of sea clutter is very important in radar system simulation

    海雜波的建模與模擬是雷達目標模擬中環境模擬的重要部分。
  5. Sea clutter is a kind of spurious echoes that is caused by reflection from rough seas

    海雜波是一類假的回波，是由海面的大浪反射雷達微波而引致。
  6. Sea clutter mainly occurs close to the radar site. it appears as a stationary feature in an animation sequence

    海雜波主要出現在接近雷達位置的地方，而在圖像動畫中一般是呈現靜止不動的。
  7. This kind of spurious echoes is called sea clutter and is caused by reflection from rough seas, a result of the storm s gale force winds

    這類假的回波被稱為海雜波，是由風暴的烈風颳起的大浪反射所引致。
  8. The modeling and simulating of sea clutter ( weibull distribution ) with its parameters and ranges of applicability is introduced in this paper

    模擬結果與和理論模型的結論符合較好，說明用這兩種方法產生海雜波信號是可行的。
  9. So, basing on the chaotic theory we look sea clutter as a chaotic system, reconstruct the phase - space of sea clutter to forecast and eliminate the sea clutter

    由於神經網路可對任意非線性函數進行模擬的特性，用海雜波模型數據對神經網路進行訓練，重建海雜波的狀態預測方程。
  10. Super - resolution spatial spectrum estimation is applied in this dissertation to realize bearing resolution by utilizing the different bearings between targets and first - order sea echoes. the simulation of radar echoes in one resolution cell is presented based on the theoretically analyzing hf sea clutter sea clutter reflection characteristic and sea echo spectrum stretching mechanics

    本文從分析高頻海雜波反射特性以及平臺運動引起海浪展寬機理入手，建立便於理論研究的一階展寬的海雜波和二階海雜波模型;在分辨單元上對雷達回波信號進行了模擬。
  11. 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。
  12. ( 3 ) cfar method : according to earth clutter ' s character, i adopt cell average constant false alert rate ( ca - cfar ) and biparameter cfar under the consideration of sea clutter character

    （ 3 ） cfar方法：針對地雜波的特點，採用了單元平均恆虛警率（ ca ? cfar ）的方法。針對海雜波的特點，採用了雙參數cfar演算法。
  13. Through the i 、 q component of ipix radar sea clutter data " s histogram analyses and by skewness and kurtosis computed, it is been shown that sea clutter amplitude is not rayleigh distribution ; through the comparison of amplitude histogram and distributed models with the same parameters, it is been shown that hh polarization clutter is lognormal distribution, whereas vv polarization is k - distribution ; at the same time the correlation function and power spectrum density are been analyzed, at last the correlation compound k - distribution stochastic sequences whose covariance matrix is been given are been generated through sirp algorithm

    文中先介紹了海雜波幅度的有關模型，通過對ipix雷達海雜波數據的i 、 q分量的直方圖以及傾斜度和峰度進行了分析和計算，證明了海雜波幅度不服從瑞利分佈;使用幅度直方圖和相同參數下的各種分佈模型進行比較，得出hh極化符合對數正態分佈，而vv極化服從k -分佈的結論;同時對海雜波的相關函數和功率譜進行了分析，最後使用sirp演算法產生了給定協方差矩陣的相關復合k -分佈隨機序列。
  14. This paper is mainly about land clutter and sea clutter. it meanly introduced scatter character, radar echo signal range, and power spectrum model. in the end, a hardware realization of producing a specified power spectrum is given

    本文主要研究了地、海雜波的散射特性、回波幅度特性和頻譜分佈模型，並且給出了一種硬體實現產生具有一定頻譜特性的雜波的方案。
  15. Progress, though steady, has been slowly, due largely to difficulties inherent in attempts to characterize a random natural phenomenon in terms of a limited set of parameters. for many years, various non - gaussian probability distributions have been offered as models for the amplitude of sea clutter

    對海雜波的研究迄今已有50多年，但其實驗數據和理論遠不能令人滿意，還不可能對海面回波的電平（作為雷達參數和海面狀態參數的函數）做出高度準確的預測。
  16. To detect target signal with strong sea clutter, to increase the clutter visibility of sea radar and enable higher resolution and reliable monitoring performance of sea radar, three kinds of key clutter modeling technology for sea radar are studied in detail, which are clutter scattering mechanism modeling, clutter statistics modeling and clutter nonlinear modeling on basis of elaborating sea clutter characteristics

    摘要為了能在強烈的海雜波背景下檢測到目標信號，從而提高海面雷達的雜波可見度，使海面雷達具有更高的解析度和可靠的監測性能，在精確的描述海雜波特性的基礎上，詳細研究了雜波散射機理建模、雜波統計建模和雜波非線性建模3種海面雷達雜波建模關鍵技術。
  17. 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。
  18. Recent researches have showed that sea clutter can be modeled as chaotic dynamic. local prediction technique is used for detection and estimation problem in chaotic environment for radar signal processing

    提出了一種基於神經網路的信號檢測方案；信號檢測解決了信號的有無判斷問題，而參數估計則是要解決信號參量的確定問題。
  19. 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。
  20. It includes : target detection under sea - clutter and multipath propagation, multipath effects on parameters measure of target, analysis and comparsion of all multipath reduction techniques " performance

    它包括海雜波背景和多徑傳播影響下的目標檢測技術研究；多徑傳播對目標參數測量的影響；各種多徑消除技術的性能分析與比較。
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