隨機高斯數 的英文怎麼說
中文拼音 [suíjīgāosīshǔ]
隨機高斯數
英文
random gaussian number- 隨 : Ⅰ動詞1 (跟; 跟隨) follow 2 (順從) comply with; adapt to 3 (任憑; 由著) let (sb do as he li...
- 機 : machineengine
- 高 : Ⅰ形容詞1 (從下向上距離大; 離地面遠) tall; high 2 (在一般標準或平均程度之上; 等級在上的) above...
- 斯 : Ⅰ名詞(古代驅疫時用的面具) an ancient maskⅡ形容詞[書面語] (醜陋) ugly
- 數 : 數副詞(屢次) frequently; repeatedly
- 隨機 : random stochasticrandom
- 高斯 : carl friedrich gauss prize
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To simulate the preparation of the secret - key, a gaussian random number generator in fpga is designed, which based on the analysis of ziggurat algorithm
為了模擬密鑰的制備,在分析ziggurat演算法的基礎上完成了高斯隨機數發生器的fpga實現。Abstract : it is essential to research radar clutter with non - gaussian spectrum and non - r ayleigh distribution in modern radar design. based on spherically invariant rando m process ( sirp ), this paper applies a new algorithm to model the clutter with k d istribution in amplitude and any power density spectrum. at last it is proved tha t thi s method is correct and applicable with real simulative clutter and statistical detection result
文摘:研究並模擬具有非瑞利幅度分佈和非高斯功率譜的雷達雜波是現代雷達信號處理中的一個重要的研究課題.文中基於球不變隨機過程( sirp )的建模方法,針對實地採集的幅度滿足k分佈並具有有理功率譜的高解析度雷達雜波,運用現代譜估計演算法對其進行建模和模擬,並以模擬雜波與實際雜波的數據對比和統計檢驗的結果對該方法進行了驗證The extracted height - height correlation function and the random surface parameters obtained ever since conform with those obtained by the measurement of afm in chaper 3, based on the light scattering theory of kirchoff approximation, we propose the method for the extraction of surfaces parameters from the correlation functions of speckles intensity produced by light scattering in the region near the random surfaces
我們以對三個高斯相關的隨機表面樣品的實驗測量為例,對該方法行了驗證。所測得的結果與用原子力顯微鏡測量的結果符合得很好。第三章根據基爾霍夫近似下的光散射理論,提出了從隨機表面附近衍射區內的散斑場相關函數中提取隨機表面參量的方法。Based on the study of strength degradation of material in the fatigue process, a strength degradation model is proposed. a stochastic differential equation, which controls strength degradation, is obtained from the model randomized by markov process. by using the theory of stochastic, the distributions of residual strength at any given lifetime and lifetime of any given residual strength are attained. under a few suitable hypotheses, inverse gaussian distribution of fatigue life is derived, and verified by means of experimental data. the result shows that the model and the method are reasonable
在研究疲勞過程中材料強度退化規律的基礎上,建立了一個強度退化模型.對其進行隨機化處理,得到控制強度退化過程的隨機微分方程.在一定假設條件下,獲得了剩餘強度概率密度函數的封閉解,並推導出疲勞壽命的反高斯分佈形式.給出一種考慮損傷狀態對隨機漲落影響的近似處理方法.與試驗數據的比較結果表明,本文的模型和方法是合理的7, three - dimension quantificational geology model has been built by means of gauss random modeling method and shown ; at the same time, three - dimension data body has been input into oil reservoir numerical model, and we achieve actual integration study of geology and numerical model
7 、運用高斯型隨機建模方法建立了三維定量地質模型,且顯示三維地質模型;同時將三維數據體輸入油藏數值模擬,實現了地質模型與數值模擬真正的一體化研究,而且地質模型經油藏數值模擬歷史擬合驗證表明精度高,符合地下客觀情況。Time domain noise is simulated by the mathematical pseudo uniform or normal random variable and coupled to deterministic signals such as rectangular ( rect ), triangular ( tria ), unit step exponential ( uexp ), even exponential ( eexp ), or gaussian ( gauss ) pulse voltages in finite number of time samples in finite time period
用數學類真均勻或常態隨機變數模擬時域雜訊,與定然時域訊號如,方形、三角、指數遞減、或高斯等電壓脈波在有限時域?圍之有限個時域取樣結合。Finally, the design scheme of cellular automata image edge detect algorithm and gaussian random number generator algorithm applied in the system is presented, and an extended application scheme of data acquisition by the system is also provided
在此基礎上,提出了元胞自動機圖像邊緣檢測演算法和高斯隨機數產生演算法在系統中應用的設計方案,並給出了系統應用於數據採集的擴展方案。Let { xn ; n > 1 } be mutually identically independent random variables distributed according to the normal distribution, { sn, n > 1 } be finite partial sum series, the purpose of this paper is to investigate law of the iterated logarithm type results for special finite partial weight sum series { sn, n > 1 }, we assume that sn = a1sn + a2 ( s2n - sn ) + a3 ( s3n - s2n ) +. . + ad ( sdn - s ( d - 1 ) n ) in the second chapter, theory 2 by using the method of literature [ 8 ], we extend hartman - wintner law of iterated logarithm on the gauss distribution. we substitute negative correspond for independent. it extends the corresponding results in gauss distribution
設{ x _ n ; n 1 }是獨立同分佈的且服從標準正態分佈的隨機變量序列, { s _ n , n 1 }是其部分和數列,討論有限項特殊加權部分和{ s _ n , n 1 }的重對數律,其中定理2利用文獻[ 8 ]提供的方法,在高斯分佈上改進了hartman - wintner的重對數律,取消獨立性用更弱的條件負相關代替,大大拓寬了重對數律在高斯分佈中的使用范圍。In the point of - information theory ; - the - baseband binary pulse amplitude modulated ( pam ) signal transmission, via turning the nonlinear receiver ' s parameters, is studied over an additive white gaussian noise ( awgn ) channel. it is demonstrated that the channel capacity of binary communication systems, for a given signal added noise, can be maximized by optimal designed receivers. this new form of sr is referred to as psr in a broad sense
本文研究並設計了含有雙穩態隨機共振系統作為一個接收裝置的基帶數字通信系統,在加性高斯白噪聲通道中,通過研究這個非線性接收器的性能,發現了數字信號傳輸中存在的參數調節隨機共振現象?通道容量隨著系統響應速度的增加具有一個共振峰值,並對這種非線性現象發生的基本機理進行了解釋。Abstract : based on the study of strength degradation of material in the fatigue process, a strength degradation model is proposed. a stochastic differential equation, which controls strength degradation, is obtained from the model randomized by markov process. by using the theory of stochastic, the distributions of residual strength at any given lifetime and lifetime of any given residual strength are attained. under a few suitable hypotheses, inverse gaussian distribution of fatigue life is derived, and verified by means of experimental data. the result shows that the model and the method are reasonable
文摘:在研究疲勞過程中材料強度退化規律的基礎上,建立了一個強度退化模型.對其進行隨機化處理,得到控制強度退化過程的隨機微分方程.在一定假設條件下,獲得了剩餘強度概率密度函數的封閉解,並推導出疲勞壽命的反高斯分佈形式.給出一種考慮損傷狀態對隨機漲落影響的近似處理方法.與試驗數據的比較結果表明,本文的模型和方法是合理的In addition, the influence mechanism of noise on the enhancement ratio is discussed. from the simulation examples, we find the law that random gaussian white noise influencing synthesized images
另外還分析了噪聲對解析度提高倍數的影響,通過模擬實驗,找到了合成圖像受隨機高斯白噪聲影響的規律。Correlative function method and variable function method are used to calculate the relevant range of soil layer. the limit capacity of bored pile is determined by the cone penetration tests ( cpt ) and the static loading tests and related statistics parameters are also evaluated. considering the effects of group piles, the action effect is calculated by the settlement of pile foundation and the reliability index of single pile as well as group piles is determined by monte - carlo method
本文選擇臨近場地的四座高層建築地基的全部勘測資料,以沿深度方向的一維平穩高斯隨機場作為樁基土層土性參數的數學模型,利用相關函數法和變異函數法計算土層的相關范圍,由cpt和靜載試驗結果綜合確定鉆孔灌注樁的極限承載力,進而對相同場地各試樁的承載力進行折算后檢驗其概率分佈,並估計有關統計參數:考慮群樁效應確定樁基承載力,由樁基沉降反算其作用效應,由monte - carlo方法計算單樁及群樁的可靠指標。Under the frame of natural gradient algorithm, an ica algorithm based on adaptive kernel estimation is proposed, which can separate arbitrary mixed signals ( such as super - gaussian and sub - gaussian, symmetric and asymmetric signals )
摘要在自然梯度演算法的框架下,本文利用隨機變量概率密度函數非參數估計的自適應核函數法,給出了一種能夠對任意混合信號(超高斯和亞高斯信號,對稱和非對稱分佈信號)進行盲分離的演算法。After analyzing the traditional methods of generating exciting signals in vibration control system of electrodynamic ( electrohydraulic ) shaker, a new method of adjusting the skewness and kurtosis of exciting signals by second phase modulation is proposed. based on this method, a new algorithm for generating super - gaussian and quasi - random vibration exciting signals with specified psd, skewness and kurtosis is proposed. simulation and experimental results validate the algorithm
2 .通過分析目前電動(液)振動臺數字式隨機振動控制系統中廣泛採用的激勵信號生成原理,在其基礎上提出了一種通過二次相位調制來控制激勵信號峭度值和偏斜度值的方法,分別得到了頻譜可控的對稱和非對稱分佈超高斯偽隨機激勵信號生成演算法,並進行了數值模擬和試驗驗證,為研究頻譜可控的超高斯真隨機激勵信號生成技術奠定了基礎。分享友人