浮點法 的英文怎麼說

中文拼音 [diǎn]
浮點法 英文
floating point
  • : Ⅰ動詞1 (漂在液體表面) float; drift 2 [方言] (在水裡游) swim Ⅱ形容詞1 (在表面上的) superfici...
  • : Ⅰ名詞1 (液體的小滴) drop (of liquid) 2 (細小的痕跡) spot; dot; speck 3 (漢字的筆畫「、」)...
  • : 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...
  • 浮點 : [計算機] floating decimal; floating point
  1. In digital relay, the percentage of noise will increase rapidly with the increase of sampling rate when derivation calculus is substituted by sampled difference term. to solve this problem, a new method using fragment function integrated with the least square algorithm is proposed in this paper. the influence of white noise is greatly reduced and the accuracy of the dead angle calculation is nicely improved after adopting the new method

    在數字式保護中,如果用差分代替求導將導致噪聲的百分比誤差隨著采樣頻率的提高而劇增,本文對此進行了分析並提出了用分段樣條函數最小二乘來計算電流波形的導數值,以便在提高采樣率的同時降低噪聲誤差的影響,並將其應用於基於32位dsp的新型變壓器保護裝置。
  2. This is known as floating-point representation.

    這就是所謂的表示
  3. 2. a frequency extrapolation scheme is developed to effectively predict radar cross section using floating genetic algorithm based on the geometrical theory of diffraction ( gtd ) model. the threshold discrete fourier transform ( tdft ) is introduced for the data compression in angle domain

    在目標散射中心建模方面,我們將型遺傳演算( fga )應用於實際人工目標的gtd模型參數的抽取,利用所抽取的模型參數完成了雷達散射截面rcs的頻率擴展以及數據壓縮,並利用擴展的數據提高了距離解析度。
  4. Vol. 121 of the ima volumes in mathematics and its applications, springer - verlag, berlin heidelberg, 2000, pp. 59 - 82. 9 murray j d. mathematical biology ii : spatial models and biomedical applications. 3rd edition, springer verlag, january 2003, pp. 141 - 191

    這樣,在存儲四個數后,旋轉計算時,只需要12次加和12次乘將四元組轉為矩陣,並對一個頂只進行6次加和9次乘
  5. The fmod ( ) function divides x by y and returns the remainder ( modulo ) of the division

    函數的作用是:返回通過除求得的數余數。
  6. Design of a parameterized floating point multiplier

    一種器的參數化設計
  7. 2 montoye r k, hokenek e, runyon s l. design of the ibm risc system 6000 floating - point execution unit. ibm journal of research and development, 1990, 34 : 59 - 71. 3 oberman s. floating - point arithmetic unit including an efficient close data path

    我們採用90納米cmos標準單元工藝以及synopsys自動布局布線流程進行實驗,實驗結果表明該演算在高性能雙通路結構的加減運算中引入后,可以使得近路徑的運算延遲整體降低10 . 2 % ,且演算本身沒有造成新的關鍵路徑。
  8. The approximate computation method is used in float point computation of system ' s control algorithms on fixed - point dsp after comparing several methods in respect of running time and program space involved, which attains quick computation besides high precision and implements output voltaic with low harmonic and high control precision of frequency

    通過從運行時間和佔用空間等方面比較在定dsp上實現數運算的幾種方,並選擇了近似計演算作為系統控制演算數運算的方,在保證足夠計算精度的前提下達到計算的快速性,實現低諧波和頻率控制精度高的輸出電壓。
  9. 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? ?基於字典模型的自適應壓縮演算;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,它充分利用了折半查找和順序查找各自的優;提出了運算乘的改進演算;並在mcs - 51匯編語言層次上對所有的演算加以實現。
  10. At first, based on the simple genetic algorithm, an improved ga which adopts a combination of emigration policy and adaptive operator is presented. results of numerical optimization show that the improved ga is effective on preventing premature problem

    本文在基本遺傳演算的基礎上首先研究了編碼遺傳演算在數值優化中的應用,通過引進「移民策略」和自適應運算元相結合的方,改進了基本遺傳演算在後期進化緩慢的問題,極大地減少了早熟性收斂的現象。
  11. This paper studies fpu ' s algorithm, data - path, control - path, and implements the integration of the powerpc603e system. this thesis mainly discusses the algorithms and the implementation of the floating point unit in the embedded powerpc603e microrpocessor

    論文的研究工作包括: ?研究演算,主要包括加減、乘、除、開平方以及cordic ( coordinaterotationdigitalcomputer )演算
  12. In chapter 5 we discuss the design of ieee754 standard fpu ( floating point unit ). processor and uart ( universal asynchronous receiver transmitter ), these cores are used in this dissertation, fpu is used for floating point complex fft processor, uart is used for fft processor " s peripheral and our test platform. in chapter 6 we discuss the design for testability, including atpg, bist and jtag method, discuss the different verification and simulation strategy in soc scale facing to different modules, build up the test platform which is used to test high performance application specified digital signal processing processor. in chapter 7 we summarize the research results and creative points, and point out the further work need to do in the future

    第五章提出了基於ieee754標準的運算處理器的設計和異步串列通信核的設一浙江大學博士學位論文計,提出了適合硬體實現的乘除、加減運算的結構,運算處理器主要用於高速fft處理功能,異步串列通信核主要用於pft處理器ip核的外圍擴展模塊以及本文所做的驗證測試平臺中的數據介面部分第六章提出了面向系統級晶元的可測試性設計包括了基於掃描測試atpg 、內建自測試bist 、邊界掃描測試jtag設計,在討論可測試性設計策略選擇的問題上,提出了針對不同模塊進行的分別測試策略,提出了層次化jtag測試方和掃描總線,提出了基於fpga
  13. However, a floating point value cannot represent all real values ; therefore, there are limits on the range of dates that can be presented in dt date

    但是,值無表示所有真實值;因此,可以在dt _ date中顯示的日期的范圍受到限制。
  14. The data and conclusions prove that these designs are better than the original ones ; the floating - point adder is really optimized

    實驗證明這些設計的性能都比原有設計有所提高,達到了優化器的目的。
  15. The main research area is the structure optimization of floating - point adder, which is intent to minimize the delay of floating - point addition and optimize the circuit structure

    主要研究方向是優化器結構,減小運算的延遲,優化電路結構。
  16. The algorithm and its implementation of the leading zero anticipation are very vital for the performance of a high - speed floating - point adder in today s state of art microprocessor design. unfortunately, in predicting " shift amount " by a conventional lza design, the result could be off by one position. this paper presents a novel parallel error detection algorithm for a general - case lza

    目前國際上已有很多演算對前導0預測演算進行了研究,但是出於設計方和延遲等方面的限制,大部分前導0預測演算都為非精確演算,其預測結果可能與真實加結果中前導0的個數產生一位的誤差,這個誤差需要在的后規格化過程中進行修正,因此反過來又增加了加減演算的關鍵路徑延遲。
  17. After that, it gives the measures of designing dsp ' s assembler as a part of the dsp ' s software development environment together with the c - compiler. moreover, this paper explores the method of design the floating - point arithmetic unit. referring to the ieee754 - 1985 standard for binary floating - point arithmetic, the algorithm and the behavior description of floating - point adder and multiplier is given, and the simulation and verification is shown at the end of this paper

    此外,本文還對處理器的運算單元設計做了初步的研究,以ansi ieee - 754數二進制標準為參考,借鑒了經典的定器和乘器的設計,嘗試性的給出了單元和乘單元的實現模型和行為級上的硬體描述,並對其進行模擬和驗證。
  18. This article deals with the method to determine the guard digit in the left normatlization of float point number in the analysis and design of computer system, and briefly introduces its application in practice

    摘要介紹了在計算機系統分析和設計中,用於數左規格化的警戒位的設置方,並簡要說明了該類警戒位與用於舍入的警戒位共同組成了運算器中的累加器的實際警戒位字長。
  19. At first, in order to prevent the premature convergence of genetic algorithm effectively, the author brings forward a novel dyadic floating - point supplementary mutation operator. then, simulating the natural evolution, the author presents a novel topology, unoriented - connected topology, for parallel genetic algorithm. in the end, an interval decomposed optimization method is brought forward for ipga, which can improve the optimization performance of the algorithm

    為提高演算的性能,作者對遺傳演算進行三種改進:首先,為克服遺傳演算早熟收斂,作者提出一種新的二元補碼變異運算元;其次,模擬生物自然進化模式,為并行遺傳演算提出了一個新的并行拓撲結構- - - -無定向拓撲連接;最後,作者提出一種區間分解優化思想,來提高對最優解的搜索能力。
  20. Floating - point value that represents the ny component of the vertex normal

    表示頂線的ny分量的值。
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