速算乘法 的英文怎麼說

中文拼音 [sùsuànchéngfǎ]
速算乘法 英文
short cut multiplication
  • 速 : Ⅰ形容詞（迅速; 快） fast; rapid; quick; speedy Ⅱ名詞1 （速度） speed; velocity 2 （姓氏） a surna...
  • 算 : Ⅰ動詞1 （計算數目） calculate; reckon; compute; figure 2 （計算進去） include; count 3 （謀劃;計...
  • 法 : Ⅰ名詞1 （由國家制定或認可的行為規則的總稱） law 2 （方法; 方式） way; method; mode; means 3 （標...
  1. Different algorithms were compared in the numerical simulation and model experiment of concrete velocity inversion the results showed that, compared with the least - square solutions and the damped least - square solutions, the damped and natural weighted least - square solutions reflected the inner defections of the tested object more reliably and exactly due to the usage of correct priori information, which benefited the suppression of noises and made the iterations of inverse stable and convergent

    結果表明，相對于最小二乘法和阻尼最小二乘法，基於自然權的加權阻尼最小二乘演算法，由於利用了正確的先驗信息，不但使反演過程收斂，而且具有數值穩定、抗噪能力強的優點，其成像結果能真實有效地反映對象內部缺陷，因此更適用於混凝土的超聲波速度反演。
  2. The laser radar sub - system determines the heights of the tsp according to the slant height and the oblique angle measured by the laser range finder and the electronic theodolite simultaneously. by lucubrating the motion law of tsp, we decided to compute decent velocities with least - squares procedure & two ranks curve fitting

    地面激光雷達跟蹤測量分系統根據測量到的斜距離和俯仰角確定末敏彈傘彈系統的高度，在深入研究末敏彈穩態掃描過程的運動規律后，通過最小二乘法的二階分段曲線擬合，計算出落速。
  3. According to the least twin multiplication to calculating the sensitivity index in several water production functions. thus, the writer obtains the fitted the value of the sensitivity index and the varied rule. at the same time, the writer puts forward a new method named rag a ( real coding based accelerating genetic algorithm ) and combines raga with dpsa to calculating the best irrigation system under the non - sufficient irrigation of well irrigation rice in sanjiang plain

    根據《隨機水文學》理論中的時間序列分析法，建立了適合三江平原井灌水稻需水量預報的非平穩時序隨機模型；通過分析降雨隨機特性，選定季節性時序隨機模型，建立了適合三江平原井灌水稻降雨預報的月平均降雨模型；根據最小二乘法，計算出幾種常用水分生產函數中的敏感指數及敏感系數，進而得到三江平原適宜採用的水分生產函數漠型及模型中敏感指數的變化規律；本文提出遺傳動態規劃法（ raga ? dp ） ，即採用改進的基於實數編碼的加速遺傳演算法（ realcodingbasedacceleratinggeneticalgorithm ，簡稱raga ）與動態規劃法（ dpsa ）相結合，推求非充分灌溉條件下三江平原井灌水稻的最優灌溉制度。
  4. The results also show that saastamoinen / niell model can remove the most of the tropospheric delay, and then significantly improve the success rate and the reliability of ambiguity resolution. 4

    結果顯示，不論在模糊度解算的成功率和可靠性上，還是在計算速度上，加權最小二乘法都優于kalman濾波。
  5. In this paper, a lot of researches and exploration are applied to studying the universality and expansibility of hardware and the arithmetic design and code optimization of software. especially, all of the following arithmetics or conceptions are worked out in the research of software design : self - adaptable compression arithmetic based on dictionary model for data collection system, similarity full binary sort tree, a optimized quick search arithmetic and an improved arithmetic of multiplication in the floating - point operation. and all of the arithmetic are designed with mcs - 51 assembly language. the quick search arithmetic, in which merits of both binary search and sequence search are used fully, are based on the specialty of preorder traversal in similarity full binary sort tree

    特別在軟體設計研究中，提出了適用於數據採集系統的數據壓縮演算法? ?基於字典模型的自適應壓縮演算法；提出了類滿二叉排序樹的定義；提出了基於類滿二叉排序樹的先序遍歷特性的最優化快速查找演算法，它充分利用了折半查找和順序查找各自的優點；提出了浮點運算乘法的改進演算法；並在mcs - 51匯編語言層次上對所有的演算法加以實現。
  6. The tsf method combines efficiently llsf and tri - cubic spline interpolation, learns from others " strong points to offset one ' s weaknesses, so has rapidity and high accuracy of computation and is suitable for contour surface drawing in real - time. 3

    該方法綜合多元樣條擬合法與局部加權最小二乘法，揚長避短，不僅保證了逼近精度，提高了計算速度，而且加密計算的結果可直接應用於等位面的實時顯示。
  7. Firstly, we generalize and analyze the advantages and present research of elliptic curve cryptography ; secondly, we study the basic theory of the ecc ; thirdly, we illustrate the safety of the ecc and discuss the elliptic curve key agreement scheme, elliptic curve encryption scheme and elliptic curve digital signature algorithm ; fourthly, we study fast algorithms of the multiplication and inversion multiplication of the element of in the underlying finite field f2m whose characteristic is two represented by the two basis of optimal normal basis and polynomial basis. we make improvements to the fast algorithm of the polynomial basis multiplication by hankerson and base on the experiments, we describe the properties and compare the advantages of the multiplication and inversion multiplication of the elements in f2m field under optimal normal bases and polynomial basis. results concluding from the study car be used as references in the realization of the elliptic curve cryptosystem ; fifthly, we overview the current fast algorithm of point multiplication, improve the fix base point comb algorithm, advance the speed of the whole system and remark the advantages and disadvantages of the popular algorithms based upon the experimental datas ; sixthly we realize the algorithm library of elliptic curve cryptography based on the f2m. only change slightly in our algorithm library can we realize the ecdh, eces, ecdsa based onf2m of anysize ; seventhly, we realize the ecc on two secure elliptic curves, including ecdh, eces, ecdsa

    本文首先介紹並分析了橢圓曲線密碼體制的優點及研究現狀；其次研究了橢圓曲線密碼體制的基本理論；第三，分析了橢圓曲線密碼的安全性並介紹了密鑰共享，加密，數字簽名等橢圓曲線密碼體制；第四，深入研究了特徵為2的有限域f _ 2m中的元素在多項式基和最優正規基表示下的乘法運算和乘法逆運算的快速演算法，並對hankerson等人提出的多項式基下的乘法運算的快速演算法作了改進，而且在實驗的基礎上不僅分析研究了f _ 2m域中元素在多項式基和最優正規基表示下的乘法和乘法逆運算的性能，還對這兩種基表示下的f _ 2m域中元素運算效率的優劣作了比較和研究，所得的結論可供在實現橢圓曲線密碼體制時參考；第五，研究了目前流行的計算橢圓曲線標量乘法的快速演算法，同時改進了固定基點梳形法，提高了整個系統的速度，並在實驗的基礎上分析研究了流行演算法的優劣；第六，實現了基於f _ 2m的橢圓曲線密碼體制的演算法庫，在我們的演算法庫中只需稍微改變便能實現基於任意尺寸的f _ 2m上的ecdh ， eces ， ecdsa等橢圓曲線密碼體制；第七，實現了兩條安全橢圓曲線上的橢圓曲線密碼體制，包括ecdh ， eces ， ecdsa 。
  8. To overcome the limitations of general fnns and bp algorithm, this thesis introduced a hybrid feed - forward neural network, which is composed of a linear model and a general multi - layer fnn, and proposed a new learning algorithm for the hybrid fnn

    其次，針對bp網路存在的缺陷，結合前向神經網路和線性最小二乘法的優點，構造了一種基於混合結構的神經網路，提出了相應的非迭代的快速學習演算法。
  9. Different from general microprocessors, dsps have harvard architecture or enhanced harvard architecture and units of dsps can work in parallel. to perform multiplication in high speed, dsps also include hardware multiplier in its cpu

    與通用微處理器不同，數字信號處理器採用了哈佛總線結構或改進哈佛總線結構，具有高度的并行性，為了快速完成乘法計算在cpu中增設了硬體乘法單元。
  10. For oversea s employees, net chargeable income equals to monthly income after deduction of 4000 allowance. to calculate your monthly tax payable, you can multiply your net chargeable income by tax rate, and then deduct from it the deduction for fast calculation

    計算方法為：內地員工以每月收入額減除８ ０ ０元，而境外員工每月收入減除４ ０ ０ ０元后的餘額為應納稅所得額，然後將這數額按下列的稅率表乘以稅率，再減去速算扣除數。
  11. Combining the principles of pipelining and parallelism of dsp with idct theory, we concentrate on the use of multiply - accumulate unit of mcf5272 by merging the operations of addition and multiplication, and realize two dimension of idct with one dimension of idct efficiently. testing shows the software meets the requirement of real - time decoder

    重點結合mcf5272的流水線操作和并行操作特徵和反離散餘弦變換演算法原理，將的二維反離散餘弦變換轉換成8點的一維反離散餘弦變換，利用乘法累加器合併加法運算和乘法運算高效快速地實現了反離散餘弦變換演算法。
  12. The photon spectrum data that are used in the calculation for translating the absorbed dose to the photon fluence have been obtained by the experimental method with a 12mv pulse accelerator and the iterative least - squares data analysis technique

    為此，利用穿透系數數值分析的疊代最小二乘法對12mv脈沖加速器的軔致輻射譜進行了實驗測定，並在同樣的幾何條件下，用m - c方法對其進行了計算。
  13. In order to improve their speed, " fast polynomial multiplication algorithm " and " fast algorithm of r - circulant matrix inversion " are proposed, which offer obviously computational advantages

    本文提出了「快速多項式乘法運算」演算法和「 r -循環矩陣快速乘逆運算」演算法，用以提高這兩種運算的速度，具有明顯的速度優勢。
  14. For fast computation of dynamic equations, a special operation unit is referred according to the computing structure of dynamic equations. the pipeline idea is used in this operation unit. there are a adder, a multiplier and a trigonometric function generator in it

    在動力學方程的快速計算方面，根據動力學方程的計算結構提出一種可用於專門計算機器人動力學方程的運算單元，此運算單元採用流水線結構，其運算部分包括加法器、乘法器和一個三角函數發生器。
  15. Operation layer is the basic core part in elliptic curve encryption system including how to calculate elliptic curve ' s stairs is a large prime or including a large prime gene to ensure elliptic curve to be safe elliptic curve ; in this article safe elliptic curve is chosen by p1363 sae algorithm. besides, how to achieve fast point multiplication will influence the performance efficiency of the whole encryption system ; in this article, for different situations, signed binary method and rolling window method are respectively applied to perform quick operation of elliptic curve ' s point multiplication

    運算層是橢圓曲線密碼體制實現的最基礎、最核心的部分，包括如何來計算橢圓曲線的階為大素數或含有一個大的素因子，以保證所選取的橢圓曲線為安全橢圓曲線，本文根據ieeep1363協議的sea演算法實現了安全橢圓曲線的選取；另外如何實現標量乘的快速運算，將會影響整個密碼系統的實現效率，本文根據不同情況對橢圓曲線的標量乘法分別採用了帶符號的二進製法和滑動窗口法進行快速運算。
  16. This article provides a brief description of rsa public key cryptography, an analysis and compare of all kinds of present existed modular exponentiation in rsa public key cryptography, a colligation of the fastest accelerating software algorithm - vlnw sliding window methods and hardware mapping fast montgomery modular multiplication algorithm that can improve the implementary efficiency of rsa public key cryptography for achieving the novel algorithm - mnexp algorithm

    本文簡單介紹了rsa公鑰密碼體制，分析比較rsa公鑰密碼中已有的模冪運算方法，將得到的最快軟體加速演算法vlnw滑動窗口法和硬體映射最快的montgomery模乘演算法綜合，得到改進后的mnexp演算法能有效提高rsa公鑰密碼的實現效率。橢圓曲線密碼系統被認為可以替代rsa演算法的一種公鑰密碼體制。
  17. The modular exponentiation, are the core and the most time consuming steps in public key crytographic schemes such as ras and elgammal schemes, in those the security is guaranteed by the assumption that the integers is large enough, say 1024 or 2048 bits long

    在rsa和elgammal等一類公鑰密碼體制中，計算形如的運算是最耗時的運算步驟，大整數模運算是其核心運算。提高這種運算的運算速度方法分為加快模乘法的運算速度和減少模乘法的次數兩個方面。
  18. On the basis of the field data of water temperature, a new formula for estimating water temperature of river by using meteorological factors is put forward by using the method of least squares

    摘要結合某流域水溫原型觀測資料，通過分析水溫與氣溫、太陽輻射、濕度和風速之間的相關關系，採用最小二乘法建立了水溫與氣溫、濕度和風速三者之間的多變量函數方程式，提出了一種利用氣象因子估算天然河道水溫的新公式。
  19. On the one hand it is important for the design of floating - point processor unit to optimize speed while algorithms of high - speed are introduced. for examples, two - path of high - speed floating - point addition, booth coding of floating - point multiplication. srt of floating - point division and square root, cordic of transcendental function and so on

    一方面浮點處理部件設計重點在於速度的優化，所以採用優化的高速演算法，如浮點加法的two - path 、浮點乘法的booth編碼、浮點除法和平方根的srt演算法以及超越函數的cordic演算法等。
  20. 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。
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