虛警概率 的英文怎麼說

中文拼音 [xūjǐnggàilǜ]
虛警概率 英文
failure-free probability
  • 虛 : Ⅰ名詞1 （空虛） void; emptiness 2 （政治思想等方面的道理） guiding principles; theory 3 （二十八...
  • 警 : Ⅰ動詞1 （戒備） guard against; garrison 2 （使人注意） warn; alarm Ⅱ形容詞（感覺敏銳） alert; vig...
  • 概 : Ⅰ名詞1 （大略） general outline 2 （神氣） manner of carrying and conducting oneself; deportment ...
  • 率 : 率名詞（比值） rate; ratio; proportion
  • 概率 : [數學] probability; chance概率論 probability theory; theory of chances; 概率曲線 probability curv...
  1. The synchronization of frequency hopping method referenced the jtrs radio system of usa military, and designed a synchronization method used in our radio include creating the frequency hopping map and the base band frame architecture in frequency hopping mode. the paper also analyzed the synchronization capability on theory. it has been proved correct on theory by showing the false probability, capture probability and the synchronization time

    對跳頻圖案的產生和跳頻的幀結構，本文不僅從理論上分析了同步性能，給出了虛警概率和檢測概率，估算了同步的捕獲時間，證明均能滿足系統指標要求，而且通過與合作單位進行的整機聯調和實測證實了該方案的可行性。
  2. False alarm probability

    虛警概率
  3. We mainly discuss the methods of gmti, location, and the measure of velocity, the decrease of false alarm probability and the compensation for phase error

    主要研究mcarm數據動目標的檢測、定位和測速的方法，利用定位和測速信息進一步降低虛警概率的方法和相位誤差補償方法。
  4. Otherwise, the conception and the academic formula of the detection probability and false alarm probability of radar is analyzed, and the computation is done by program

    另外，論文還初步闡述了雷達發現概率和虛警概率的概念和理論計算方法，並就這些計算公式進行了程序模擬。
  5. The methods of measurement for monotone and dual tone intermodulation suppression are provided as receiver works at fh mode based on intercept probability and false alarm probability are up to par

    提出在滿足截獲概率和虛警概率條件下，接收機跳頻工作方式的單音和雙音互調抑制性能測試方法。
  6. We derive the analytic expressions of false alarm probabilities and detection probabilities under various situations. also, we drew the detector ' s various performance curves by using matlab

    通過數學推導，得出了mgo - cfar檢測器在各種環境中的檢測概率、虛警概率表達式，並用matlab編程，繪出了檢測器的各種性能曲線。
  7. And the output components of the despread correlator under the condition of additive white gaussian noise ( awgn ) are analyzed to derive the expressions for the false alarm probability and the detection probability

    同時也對解擴相關器在接收端噪聲為加性白高斯噪聲情況下的輸出成分進行了詳細分析，推導得出大步進搜索的虛警概率和檢測概率的公式。
  8. The main contribution of this paper is that it offers the software to analyze the detection performance and the combat efficiency of radar system taking advantage of visual c + + 6. 0. the software has very well graphics visualize output interfaces. the software can be used to expediently compare the detection performance of radar in existence, calculate and compare the max range and the detection precision of different radar under varying complex environment, calculate the radar detection probability and the radar false alarm probability. some new analyzing module can be added in this software easily

    論文的主要貢獻是利用visualc + +設計了「機載火控雷達性能分析與效能評估軟體」 ，該軟體具有良好的人機交互性和圖形化形象化的輸出界面，可以方便的分析對比現有國內外機載雷達系統的檢測性能，對比不同雷達系統在各種復雜環境下的最大發現距離，計算不同雷達系統在各種復雜環境下的測量精度，以及計算雷達的檢測概率和虛警概率等參數，並且可以方便地添加新的分析模塊，進一步增加軟體的功能。
  9. When analyzing the principle and performance of the lsdll, circular flowgraph is used. the expression for " penalty " time and mean and variance of the acquisition time is derived from the circular flowgraph of large step acquisition method

    在理論方面，本文利用圓形狀態圖對大步進快速捕獲法的工作原理進行研究和分析，導出由相關處理時間、大步進時間、虛警概率、檢測概率和虛警「代價」時間表示的捕獲時間平均值及其方差的表達式。
  10. In this thesis, first, we present the theory of sess system, the generation of the sess spreading code and its characteristics and the acquisition theory of conventional spread spectrum communication system. an efficient acquisition scheme based on periodically transmitting the synchronization head, which is composed of binary chaotic codes, using the matched filter and automatic decision threshold - level control based on a so - called constant false alarm criterion for sess system is present. the acquisition model of sess system is built and simulated in the awgn channel, the raleigh fading channel and imulti - address interfere condition

    本文首先概述了自編碼擴頻通信的原理、自編碼擴頻序列的產生方法及其特性和擴頻通信系統編碼同步的理論，然後針對自編碼擴頻通信系統提出了擴頻序列捕獲方案:周期性地加入混沌序列同步碼，並採用恆虛警率匹配濾波器捕獲法;在加性白高斯噪聲通道、瑞利衰落通道和多址干擾情況下進行了模擬，分析了各種捕獲性能:在選擇性能最優的混沌序列、適當的序列長度、虛警概率及門限值的情況下，可以獲得較短的捕獲時間和較大的捕獲概率。
  11. In first time, the relationship between probability of detection and probability of fault to snr, contrast and detecting threshold is derived in the assessment of detecting result

    在檢測效果評估方面首次推導了檢測概率、虛警概率與信噪比、對比度和檢測門限之間的關系。
  12. With the conditions of constant false - alarm probability and low signal - to - noise ratio, the signal - to - noise ratio can be improved by reducing the effects of background interference and random noise

    在恆虛警概率條件下，該演算法可以在低信噪比的情況下，減小背景干擾和隨機噪聲的影響，提高信噪比。
  13. The output components of the de - spreading correlator are analyzed and the expressions for the pf and pd of the step acquisition are given under the condition of additive white gauss noise

    並在接收端噪聲為加性白噪聲情況下，對解擴相關器輸出成分作了詳細的分析，推導出了步進搜索時的虛警概率和檢測概率的公式。
  14. Then two feasible segmenting algorithms are introduced according to the different characteristics of filtered images. for further improving the performance of segmenting, a morphological filter is employed to extract targets of interest

    而且，為了進一步提高檢測概率、降低虛警概率，本文又採用了一種形態學濾波演算法，進一步從分割后的圖像中提取感興趣的目標。
  15. It also investigates the technique of ddmf and compares it with other acquisition method. this technique is generally adopted to reduce to the number of multiplication and summation, and the algorithm is better to save unnecessary resource waste

    並應用matlab模擬軟體和quartusii軟體，對不同快速捕獲演算法在不同信噪比下的檢測概率、虛警概率、平均捕獲時間、所佔用硬體資源等性能指標進行了比較和研究。
  16. By the way, a new acquisition method based on full - deramped processing and return power was also achieved, and which is characteristic by the higher resolution, the higher found probability, the lower false - alarm probability, the less time spent, and the easy way to implement

    （ 3 ）提出了一種新型的海洋回波捕獲方法?全去斜坡功率型捕獲方法，該方法具有捕獲精度高、發現概率高、虛警概率低、捕獲時間短和技術實現簡單的優點，該方法經過校飛實驗也獲得成功。
  17. In this paper, according to the theory of signal detection and estimation, the optimal receiver pattern of pn code signal is introduced and theoretically, the relation curve of the probability of the correct detection with the input s / n ratio under the different probabilities of false alarm is illuminated

    根據信號的檢測和估計理論，文中分析了數字相關器實現偽碼信號接收的最佳模型，從理論上計算了在不同的虛警概率下，檢測概率隨輸入信噪比的變化曲線，並分析了doppler效應對偽碼相關接收的影響。
  18. And the pn code synchronization scheme adequate for the wcdma uplink is presented and combined with finger management, channel estimation and mrc algorithms to complete the rake receiver scheme. simulations on pd / pf and pd / ebno show the scheme has good preformance and meets the requirement of wcdma uplink in 3gpp protocols

    分別採用pd / pf方法和bler / ebno方法對同步方案進行模擬，模擬結果表明，本論文提出的擴頻碼同步方案的捕獲概率和虛警概率能滿足要求，同時總體接收機方案能達到3gpp協議中上行鏈路的性能要求。
  19. Both ratio of average ( roa ) and cross - correlation method use local statistics to judge road. they perform good detection while smoothing speckle. moreover, they both have constant false alarm rate ( cfar ) which is important in radar target detecting

    本文所採用的均值比例運算元和互相關運算元利用圖像局部的統計信息進行判決，在檢測道路基元的同時對圖像進行局部平滑以降低相干斑干擾;並且兩個運算元都具有恆虛警特性，門限值由給定的虛警概率確定。
  20. In the case of same local observation clutter power, based on the fusion rule proposed in [ 391, a novel method is proposed to solve the distributed system included any kind of lds by the property of laplace transform. this method overcomes the shortcoming of supposing the same local snr in other method. by computer simulation, some available conclusions are found based on these results

    在假設局部觀測雜波功率水平相同的條件下，針對文獻[ 39 ]提出的融合方案，利用laplace變換的頻域微分性質，提出了一種針對局部採用任意數量的不同cfar檢測器時系統的檢測概率和虛警概率關于固定門限的求取方法，克服了以往需要假設局部信雜比相同的缺憾。
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