虛概率 的英文怎麼說

中文拼音 [xūgàilǜ]
虛概率 英文
false alarm 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...
  • 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. They are expanding model of the bomb body, bursting model of the bomb body and motion model of the fragments. according to the models, the paper gives a detailed algorithm for the whole process of the bomb explosion. ( 7 ) based on the explosion mechanism and the stochastic characteristic of the shell, the paper advances some reasonable hypotheses and supposes that the explosion process of the shell is a markov process, thus constitutes two explosion models of the shell : the imitation model an

    （刀從爆炸的機理出發，利用合理的假設，將殼體的爆炸過程處理為馬爾可夫過程，把爆炸的機理同爆炸的隨機性聯系在一起，建立了殼體爆炸的兩種模型:模擬模型和簡化模型，提出了破裂程度的倍密度函數和破裂方向的倍密度函數兩個概念，得到了基於半邊結構的虛擬殼體爆炸過程中任一條邊出現裂縫的概率公式。
  3. False alarm probability

    虛警概率
  4. 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。
  5. 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。
  6. 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。
  7. 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。
  8. 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。
  9. 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。
  10. 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。
  11. In time synchronization, we adopted some methods to reduce the probability of false and omit

    時間同步方面採取了一些改進措施，降低了同步過程中的虛警漏報概率。
  12. A virtual user randomly selects a test, based on the probability you specified in the mix

    虛擬用戶根據在組合中指定的概率隨機選擇測試。
  13. 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。
  14. 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。
  15. 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。
  16. 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。
  17. 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。
  18. Are uncertain and should be regarded as random variables, therefore the reinforced concrete frame is stochastic structure inherently, and then its motive equations converted to combined random differential equations for the uncertain parameters and external random excitation. these equations were solved by order - orthogonal expansion method with pseudo - excitation method, and then the statistic stochastic responses of random structure were obtained. at last, based on the stochastic cumulative damage model with double parameters developed by park, formulas were formulated for calculating structural earthquake damage probability using the structural reliability theory ( mainly jc algorithm ) in extensive random space

    首先對受地震激勵的剪切型鋼筋混凝土結構進行建模，用隨機等效線性化方法將二階非線性微分方程組化成一階線性微分方程組（或稱之為狀態方程） ；再考慮材料等參數的隨機性，則狀態方程成為復合隨機微分方程組，將擴階系統方法和虛擬激勵方法推廣並應用於這個復合隨機微分方程組，求出結構的隨機響應量的統計參數；最後採用隨機累積損傷破壞準則，在廣義隨機空間內，用jc演算法求解失效概率，進而求出結構的抗震可靠度。
  19. 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。
  20. 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。
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