算術子群 的英文怎麼說

中文拼音 [suànshùziqún]
算術子群 英文
arithmetic subgroup
  • 算 : Ⅰ動詞1 （計算數目） calculate; reckon; compute; figure 2 （計算進去） include; count 3 （謀劃;計...
  • 術 : 術名詞1. （技藝; 技術; 學術） art; skill; technique 2. （方法; 策略） method; tactics 3. （姓氏） a surname
  • 子 : 子Ⅰ名詞1 （兒子） son 2 （人的通稱） person 3 （古代特指有學問的男人） ancient title of respect f...
  • 群 : Ⅰ名詞（聚在一起的人或物） crowd; group Ⅱ量詞（用於成群的人或物） group; herd; flock
  • 算術 : arithmetic figure; arithmetic
  1. Pso idea is an optimization technique inspired by swarm intelligence and theory in general such as bird flocking, fish schooling and even human sacial behavior

    粒子群優化演算法（ particleswarmoptimization簡稱pso ）是一種基於群智能的演化計算技術，源於對鳥群覓食過程中的遷徙和聚集的模擬。
  2. Particle swarm optimization ( pso ) algorithm is a computation intelligence technique, inspired by social behavior of birds flocking. pso algorithm possesses the advantages of simplified, rather quick convergence speed, global optimization performance, and less controlling parameters, et al

    粒子群演算法是一種源於鳥群捕食行為的計算智能技術，具有演算法簡單、收斂速度較快、全局優化能力較強、控制參數較少等優點。
  3. The basic principle, main properties, typical parameters, technical characteristics and general situation of klystron are introduced. the electron beam prebunching in the modulated cavity and shift tube of relativistic klystron amplifer ( rka ) is studied analytically, a self - consistent equation of radiation generated by the prebunched electron beam in the radiation cavity is derived using the field method of particle ? wave interaction instead of the electrical circuit method, and in terms of it, the gain in the linear regime calculated, a field analysis method is proposed. the theory analysis shows that the characteristic parameters, such as resonance frequency, real part of gap - impedance, external quality fadtor in all kinds of klystron output circuits including single - beam, multi - beam, single - gap, multi - gap, single - beammulti - gap, multi - beam multi - gap klystron output circuit, can be calculated by the field analysis method

    本文系統的介紹了速調管的工作原理、主要特點、發展概況、主要性能指標和技術特點，解析的研究了電子束在相對論速調管放大器的調制腔和漂移管中的預群聚;用粒子波互作用的場方法導出了在輻射腔中預群聚電子束產生輻射的自洽方程，同時對線性區的增益進行了計算。理論分析表明，場分析法可用於計算單注單間隙、多注多間隙、單注多間隙和多注多間隙速調管輸出迴路的諧振頻率、間隙阻抗實部和外觀品質因數等特性參數。
  4. In this paper, the concept, basic character and development of oa are introduced and its related technologies including group - ware, electrical mail service, workflow and cooperative computation are shown briefly. workflow technology is discussed detailedly, which includes its concept, sort, analysis and implementation in oa system

    本文以汛潮公司辦公自動化系統的建設為背景，介紹了辦公自動化（簡稱oa ）的概念、基本特徵和發展，並簡單介紹了oa相關技術，包括群件技術、電子郵件技術、工作流技術及協同計算。
  5. The particle swarm optimization ( pso ) algorithm was invented by eberhart and kennedy in 1995 as a parallel optimization. it comes of the behavior of birds searching food

    粒子群優化演算法是由美國心理學家jameskennedy和電氣工程師russelleberhart在1995年共同提出的一種并行演化計算技術，源於對一個簡化社會模型鳥群捕食系統的模擬。
  6. The main achievements are as follows : according to the stochastic mechanism, a novel ant colony optimization algorithm with random perturbation behavior ( rpaco ) is presented in this paper. the new algorithm includes two important aspects : a amplify factor formulated by inverse exponent function is developed, which is used to avoid premature, on the other hand, corresponding transition strategy with random selection and perturbation behavior is designed, which is designed to prevent the algorithm from stagnating

    主要成果有：從隨機優化技術出發，提出了一種新穎的隨機擾動蟻群優化演算法，該演算法包含了兩個重要方面：一是提出了採用倒指數曲線來描述的放大因子，可以有效地防止早熟；二是設計出了相應的隨機選擇策略和擾動策略，避免演算法陷入停滯。
  7. Trifurcatum ought to be kicked out from this sect ; ( 3 ) a monophyletic group of x = 11 species was shown in the its tree ; ( 4 ) a. fasciculatum had a close relationship with x = 11 species ; ( 5 ) a. wallichii and a. macranthum had different evolution processes, their relationship was not so related ; ( 6 ) the sensible components of sect

    採用鄰接法（ neighborjoiningmethod ） 、非加權配對算術平均法（ upgma ） 、最大簡約法（ mostparsirnonymethod ） 、最小進化法（ mininmmevolutionmethod ）和最大似然法（ maximumlikelihoodmethod ） ，通過定義和不定義外類群，以及選擇不同數量的外類群對所得的序列數據進行分析，重建了分子系統樹。
  8. This thesis mainly focuses on the multi - level parallelism development and performance optimization of scientific programs on this architecture, and our works are summarized as follows. ( 1 ) we put forward the multi - level parallel computing time model, which is suitable for smp cluster to analyze program performance from the micro - aspect. we also provide a multi - level parallel optimization speedup model based on the single - processor speedup factor, which can evaluate program performance from three parallel levels and guide us to improve the programs

    本文圍繞這種多級并行體系結構中的超節點級、節點級和單機指令級三個層次的并行性開發與優化，在科學計算程序的綜合優化技術研究方面做了以下的工作與創新: （ 1 ）針對smp集群體系結構提出了多級并行計算時間模型，用於程序性能的微觀分析;將單機處理速度與加速比統一起來，提出了基於單機優化加速因子的多級并行優化加速比評價模型，該模型分別從三個并行層次的角度出發對程序性能進行評價，並指導對程序的改進與優化。
  9. The pattern synthesis of antennas based on a modified pso algorithm

    基於改進粒子群演算法的天線方面圖綜合技術
  10. 2. to establish the frequency of codon 54 mutant allele and compare the difference of genotypes of mbl structural gene in the population of hans and uigurs

    利用該技術對漢族、維吾爾族人群mbl結構基因第一外顯子ggc54gac突變進行檢測，並估算其基因頻率，比較漢族、維吾爾族該位點突變的差異。
  11. Then we turn to a production system which demands high availability service ; design a disaster tolerance system for it. we use two - module technique, high availability clusters in lan for disaster tolerance, and use disaster tolerance center technique in wan. we describe the software and hardware architecture of the disaster tolerance system in detail, divide the whole system into subsystems, discuss the subsystem function and relationship between the subsystems, then design and analyze the disaster tolerance control center subsystem and state detection subsystem

    接著針對某實際工程項目的生產系統對系統提供高可用性服務的需求，給出了一個在本地使用計算機高可用集群，雙機容錯技術，在異地使用遠程容災中心進行容災的容災系統的設計，討論了該容災系統的軟硬體體系結構，子系統的劃分，各個子系統的功能及它們之間的關系，並對其中的容災系統控制平臺和狀態檢測子系統進行了詳細的設計與分析。
  12. Besides, proposing an adaptive variation factor to keep the diversity of population, and a novel crossover rule to widen the distribution space of children generations also effectively modified the sga

    提出的相應技術包括：採集種群多樣性指標用以調整變異概率；改進交叉運算元，避免子代收縮，並提高其適應度；新增powell尋優運算元，加速局部搜索。
  13. This paper firstly overviews the traditional pso algorithm, and introduces the stretching technique to avoid " premature " in pso and to improve the algorithm ' s ablity to search for a global optimum. the stretching technique is applied to the optimization process in mud. by viewing the objective function of mud as the algorithm ’ s fitness function, the multi - uesr detector based on the stretching pso ( spso ) is proposed

    本文首先在傳統粒子群優化演算法基礎上，為避免基本粒子群優化演算法「早熟」現象，提高演算法全局尋優能力，引入了拉伸技術，並把其應用到多用戶檢測尋優過程中，將演算法適應值設為最佳多用戶檢測目標函數，提出了基於拉伸技術粒子群優化演算法的多用戶檢測器。
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