隨機數位 的英文怎麼說

中文拼音 [suíjīshǔwèi]
隨機數位 英文
random digit
  • 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
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 位 : Ⅰ名詞1 （所在或所佔的地方） place; location 2 （職位; 地位） position; post; status 3 （特指皇帝...
  • 隨機 : random stochasticrandom
  • 數位 : numerical digit; digit; place; digit position
  1. For the anticounterfeiting of printings ( such as certificate ), the existent many ways ( such as rainbow holograms ) are not available as the need for special use : anti - distortion and anti - copy. basing in the double - random - phase transform, this article puts forward a new way that two - dimensional bar code is used as anticounterfeiting label with anti - printing ? scanning and anti - damage properties. the major job are : ( 1 ). basing in the ascii codes, numerals and alphabets are encoded and subsequently transformed into two - value bar code matrix figure. later, using amplitude - based double - random - phase transform, the enciphered gray scale figure is formed. by computer simulation ( 4f system ) and printing as well as scanning ( 20 times ), we get the result that the gray scale figure with little miscoding rate ( 0. 0026 ) by “ matrix expanding way ”

    本文主要開展了以下三項研究工作: （ 1 ） .用自定義編碼方案，將數字和字母（ ascii碼）轉換成二值條碼圖;對該圖形進行振幅型雙隨機相位加密變換，得到原信息的加密灰度圖;通過4f光學系統計算機模擬和列印-掃描實驗，證明本文提出的「矩陣擴展法」灰度圖具有較小的誤碼率，對於20次列印-掃描實驗，誤碼率不大於0 . 0026 。
  2. By using the yearly data of water - sand that is gotten by a couple of adjacent hydrologic station in yellow river lower reaches, this paper makes use of kinds of math methods looking for the nonlinear disturbance among all of the factors, and introduces the thinking of analysis, logic, conclusion, inference, and random to nonlinear hydrologic forecasting. it realizes the valid approximation of the water level process in erodible - bed channel

    本文選擇黃河下游兩對相鄰水文站多年水沙資料，藉助多種數學方法尋找其中的非線性擾動項，將隨機數學中分析、邏輯、歸納、演繹、隨機的思考問題方式引入到非線性水文預報中，實現沖淤河道相應水位過程的有效擬合。
  3. This paper concerns with almost all kinds of generators such as the linear, nonlinear and inversive congruential methods, fibonacci and tausworthe sequences, add - with - carry and subtract - with - borrow methods, multiple prime generator and chaotic mapping

    目前國際上關于隨機數有很多熱門的理論和方法，除了傳統的線性同余法，還有非線性同余法、 fibonacci 、 tausworthe序列、進位加?借位減發生器法等。
  4. Or you might choose another quote from poetry that is at least as famous, such as " two roads diverged in a wood. " attackers can make a list of probable candidates. they are also likely to take the entire contents of

    使用真正的隨機數來作為64位prng的種子，會使得這較難被攻破（提醒您，這不是不可能，即對於好的prng ） ，因為，即使有極高運算能力的計算機，破解64位可能也需要花費數月。
  5. The results show that the cps signals have the thumbtack - typed ambiguity, no distance and / or speed ambiguity and excellent speed / distance measuring performances. 3. we analyze anti - interference performances of the uniform ppm - ps radar signals and the random ppm - ps radar signals, and make the comparison between them

    研究結果表明隨機脈位調制與隨機二相碼調相復合脈沖串信號具有「圖釘型」的模糊函數，不存在距離速度模糊，具有良好的測距測速性能。
  6. The aim of this paper is to propose a new method that is creatively based on the character of irrational number, the digital have no limit and no period. this article research some algorithms such as expending the irrational number to the arbitrary figure, initialing data and generating random number

    本文提出了一種新的產生隨機數的方法，創造性的運用無理數數字無限不循環的特性，論文研究涉及將無理數展開到任意位、通過計算機位數決定數據范圍並分組初始化數據、生成隨機數等主要演算法，主要用c和vb語言實現。
  7. Then, we use a simulation method to create a large number of radar measurement values, produce a quantity of random numbers using computer software and add them to the radar measurement values, we use kallman filtering method to calculate the location, velocity and trajectory coefficient of the target at the moment of the final tracking point, and use the numerical solving method of differential equation to calculate the trajectory, the location of the hostile artillery or the impact point of its own projectiles, finally, we calculate statistically the random error of the tracking system and analyze the location accuracy

    然後採用模擬模擬方法獲得大量的雷達測量值，由計算機軟體產生大量的隨機數，加入雷達測量值中，用卡爾曼濾波法計算出最後跟蹤點時刻的目標位置、速度和彈道系數，再用微分方程數值解法計算出整個彈道軌跡、計算出敵方炮位的位置或己方炮彈的落點，最後統計出跟蹤系統的隨機誤差，分析定位精度。
  8. This paper relates to some problems about the determination of design ground motion parameters, which include the choice of the attenuation relationship of rock horizontal acceleration response spectrum, the impact of focal depth to rock peak horizontal acceleration and rock response spectrum curves, the choice of intensity envelops function and random input phase, the choice of soil nonlinearity and shear wave velocity, scale of design ground motion response spectrum etc. in the researches of relative aspect, based on a typical section plane of the engineering site, influence of the change of some parameters on design ground motion parameters and the existing errors and corresponding rules are studied by using the method of one dimension model of equivalent linearization

    摘要研究了確定設計地震動參數中涉及的若干問題，其中包括基巖水平加速度反應譜衰減關系的選擇、震源深度對基巖水平加速度峰值及基巖反應譜曲線的影響、強度包絡線函數及輸入隨機相位的選擇、土體非線性特性參數和土層剪切波速值的選擇、設計地震動反應譜的標定等問題。
  9. The author mainly realized the method of generating the large random numbers and judging the prime number using lehmann means, then three pairs of secure key with different lengths ( 256 bits, 512 bits, 1024 bits ) was generated to meet the demand of different security grade. in encryption module, modular multiplication arithmetic of large number was realized adopting addition chaining. in decryption module, extended euclid was used to get inverse, and the chinese remainder theorem was used to realize decryption, which increased the speed of decryption greatly

    作者主要實現了大隨機數的生成、採用整除小素數和勒曼測試法判定素數，可以生成三種不同長度的密鑰對（ 256位、 512位、 1024位）來滿足不同的加密安全等級的需求；加密模塊中，選用了二進制序列的乘法方法，實現了大數模冪乘運算；解密模塊中，引用了擴展的歐幾里德法求逆元，並採用中國剩餘定理實現解密過程，大大提高了解密速度。
  10. Based on the definition of the average ambiguity function, the numerical expression of the average ambiguity function for the rppm pulse doppler radar signal is derived in this dissertation

    本文從平均模糊函數的定義出發，推導了隨機脈位調制脈沖多普勒雷達信號的平均模糊函數解析表達式。
  11. In order to encode the parameters of sinusoidal model, the vector quantization techniques for amplitude parameters and the differential quantization for frequency parameters are proposed and discussed. at the same time, the frequency bin model, the random phase model and the zero phase model are also discussed

    針對正弦模型參數的量化編碼，提出了幅度參數矢量量化、頻率參數差分量化等方法，並探討了頻率盒量化模型以及隨機相位和零相位模型等。
  12. For the positive real function image encoded by double random - phase, the first random - phase mask placed in the blank can not serve as the key when the decrypted image is detected by intensity detector in the decrypting process

    摘要正的實函數圖像通過雙隨機相位編碼加密以後，在解密過程中，用光強探測器接收解密圖像時，位於空域的第1塊相位掩模不起密匙作用。
  13. This chapter introduces one technique which based on encrypting the access of storage data, this can be done by coding the phase of reference beams by use of orthogonal - phase - code

    介紹了一種基於對接入加密數據通道進行加密的方法，即對參考光的相位進行正交相位編碼； 4 .雙隨機相位編碼加密光存儲。
  14. The results of random structures and determinate structures show that when the ranmomicity of parameters is considered, response of displacement and velocity will occur large changes

    對隨機和確定結構計算的結果表明，當考慮參數隨機時，位移、速度響應將發生大的變化。
  15. Let s look at some advice that s even better : take a sentence that you can easily remember, such as a famous quotation or a song lyric. use the first letter of each word, preserving case, and use any punctuation

    在標準的隨機數「輪盤」 （帶有許多隨機數生成演算法，包括線形擬合生成器；在0和4 ， 294 ， 967 ， 295之間的所有數字確切地生成一次，然後重復該序列）上只有40億個可能的位置。
  16. Two illustrative examples, a duffing oscillator subject to a harmonic parametric control and a driven murali - lakshmanan - chua ( mlc ) circuit imposed with a weak harmonic control, are presented here to show that the random phase plays a decisive role for control function. the method for computing the top lyapunov exponent is based on khasminskii ' s formulation for linearized systems. then, the obtained results are further verified by the poincare map analysis on dynamical behavior of the system, such as stability, bifurcation and chaos

    通過兩個實例，即一類參激激勵作用下的duffing系統和一類murali - lakshmanan - chua （ mlc ）電路，考察隨機相位在非反饋混沌控制中的影響與作用，利用最大lyapunov指數和poincare截面分析法證實了隨機相位確實可以用來調節系統的混沌行為，即一個小的隨機相位的擾動可能導致系統從有序轉變為無序，也可能使得系統從無序轉變為有序。
  17. We systematically analyze different types of random ppm - ps signals, including single random ppm - ps signals, compound ps ( cps ) signals of the random ppm - ps and random binary coded pulse, and chaotic sequence - based ppm - ps signals. we give their definitions and mathematical representations, derive their spectra and ambiguity functions, plot the ambiguity figures and cuts, and analyze their correlation properties and other performances

    系統地分析了單一隨機脈位調制脈沖串和隨機脈位調制與隨機二相碼調相復合脈沖串隨機脈位調制脈沖串信號；內容包括它們的定義、數學描述方法、模糊函數的推導與計算、模糊圖的繪制和切割、相關特性及性能。
  18. Although encrypted optical holographic storage such as double random phase encoding and encrypted orthogonal phase encoding have been validated to be correct, but they can apply only one pace of encryption, which can not meet the need of encrypting the very inportant informations

    雖然光全息加密技術如雙隨機相位編碼和正交相位編碼技術在理論和實驗上都已得到驗證，但它們都有一個缺點就是只能對數據進行一重加密。這對于保密一些非常重要的信息是不能滿足需求的。
  19. But the work that analyses viscoelastic random structures is almost not covered heretofore. in this paper, by order expansion stochastic finite element method, a calculation model used in analyzing the response of

    隨機和確定結構計算的結果表明，當考慮參數隨機時，位移響應將發生變化，有必要考慮隨機的情況。
  20. On the base of analysing the shortcoming of genetic algotithms, three improved techniques for genetic algorithms are bring forward in this paper : fuzzy penalty fitness function, random dislocation arithmetic crossover, fuzzy parameter adjust policy, which improve genetic algorithms capability of global convergence and convergent speed. at the same time, the improved genetic algorithms are applied to nonlinear mixed integer problems and complex nonlinear function optimization

    在分析實數型遺傳演算法不足的基礎上，本文研究了遺傳演算法的關鍵技術，分別提出了模糊懲罰評價函數、隨機錯位算術雜交運算元、模糊自適應參數控制等改進技術，以提高遺傳演算法的全局收斂性和收斂速度，並應用於求解非線性混合整數規劃問題和復雜高維的函數優化問題。
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