近似行列 的英文怎麼說

中文拼音 [jìnsìhángliè]
近似行列 英文
approximated matrix
  • 近 : Ⅰ形容詞1 （空間或時間距離短） near; close 2 （接近） approaching; approximately; close to 3 （親...
  • 行 : 行Ⅰ名詞1 （行列） line; row 2 （排行） seniority among brothers and sisters:你行幾? 我行三。where...
  • 列 : Ⅰ動1 （排列） arrange; form a line; line up 2 （安排到某類事物之中） list; enter in a list Ⅱ名詞1...
  • 近似 : approximate; similar; approach; approximation; roughness; propinquity
  • 行列 : ranks
  1. The progressive method to compute lsses is so strictly that it is very possible to find no lss in sequences, which leads to fail of dca procedure

    這種嚴格的漸近演算法十分可能導致不能發現序列集中的相似片段，這將導致dca過程不能進行下去。
  2. So two of them maybe belong to a new genus. according to the results of polyphasic taxonomy, the phylogenetic relationship of thirteen strains were defied that seven strains such as 40001 belong to streptomyces, strain 40009 belong to nocardiopsis, strain 40010 and 40011 belong to micromonospora, strain 40012 belong to streptosporangium ; strain 40007 and 40008 have similar relationship with actinomadura, but their sequence similarity are lower than 97 %, may belong to a new genus

    實驗獲得了13株放線菌16srdna的近乎全序列，將之與genbank中已知序列進行比較，也可以將這13株放線菌劃分為5個類群，菌株40001等7株菌與鏈黴菌屬（ streptomyces ）的菌株進化關系較近，其中菌株40004和波賽鏈黴菌（ streptomycespeucetius ）的序列相似性為98 . 03 ； 40013與拒黴素鏈黴菌（ streptomycesresistomycificus ）的序列相似性為99 . 02 。
  3. The discussion of main parallel technologies on construction of parallel sliq algorithm is presented in this paper. the computing result of algorithm complexity of sequential and parallel algorithm indicates : when the data set is large enough, as to continuous attributes, the parallel algorithm almost get speedup value equal to the number of processors ， while as to categorical attribute the improvement of parallel algorithm is limited

    通過對串列和并行演算法時間復雜度的計算表明，當數據集充分大時，由於連續屬性的排序計算操作分散到各個處理機單元上進行，顯著降低了計算時間，從而可以得到近似於處理機個數的加速比，對于離散屬性，本并行演算法對串列演算法的性能提高有限
  4. Topics covered include : randomized computation ; data structures ( hash tables, skip lists ) ; graph algorithms ( minimum spanning trees, shortest paths, minimum cuts ) ; geometric algorithms ( convex hulls, linear programming in fixed or arbitrary dimension ) ; approximate counting ; parallel algorithms ; online algorithms ; derandomization techniques ; and tools for probabilistic analysis of algorithms

    主題包括?隨機計算、資料結構（雜湊表、省略串列） 、圖論演演算法（最小擴張樹，最短路徑，最少切割） 、幾何演演算法（凸殼、在固定或任意維度的線性規劃） 、近似計數、平行演演算法、線上演演算法、消去隨機技術，以及演演算法的機率分析工具。
  5. The approximate formulas for calculating the sdrs were deduced, and the relation among the sdrs of those arrays was obtained ; then the effect of the mutual coupling on the sdrs was analyzed, the analysis result is that mutual coupling has no or small effect on the sdrs and the explanation for the result was also given ; finally, the sdrs that were attained by use of computer simulations and approximate formulas were compared

    推導出了三種二維陣列結構的空間方向解析度的工程近似計算公式，並得到了它們之間的關系；分析了陣元間的互耦對空間方向解析度的影響，得出了互耦對空間方向解析度沒有影響或影響很小的結論，並對該結論進行了解釋；對由工程近似計算得到的空間方向解析度和計算機模擬得到的實際的空間方向解析度進行了比較，指出了工程近似計算公式的局限性。
  6. The property parameters, such as straight - line deviate tolerance, maximal length, mechanism type, were compared and analyzed

    對于綜合得到的一系列可行機構的直線近似度、最大桿長、機構類型等性能參數進行了比較和分析。
  7. 6 we present the query optimization method. for the clustered time series database, the query sequence is classified to one of the cluster, and the efficiency of querying is improved for the similarity search space is limited in the cluster, . 7 we implement a client / server query system and test the presented methods

    根據序列數據庫的聚類結果，將序列數據庫劃分為若干層次的簇結構，通過對查詢序列進行k最鄰近分類，確定查詢序列所屬的簇，然後在相應的簇中執行相似性查詢，實驗結果表』明，基於簇的查詢顯著提高了查詢效率。
  8. Combining the favorable capability of ebcot and characteristic of multi - wavelet ’ s coefficients, this article puts forward an integrated filter and pretreatment method based on approximated stairs. it processes the vector quantification of multi - wavelet ’ s coefficients and carries out the mix - scan compression arithmetic towards bit planes of ebcot

    本文結合ebcot的良好性能和多小波變換系數特性，提出一種結合濾波器和基於近似階的預處理方法，並對多小波變換系數進行重新排列和量化處理，對ebcot中位平面進行混合掃描方法相結合的壓縮演算法。
  9. Abstract : the 15 rice traces in the pottery of dulingao ruin were studied with scanning microscope. the like - indiea in grain shape and like - japonica of bi - peaked tubercle and the few remaining charac - ters of o. rufipogon of chaling area were observed, with the conclusion that they are a type of original cu - tivated minute - grain japonica

    文摘:用掃描電鏡對獨嶺坳遺址紅燒土中解剖出來的15粒水稻印痕進行觀察研究，發現粒形似秈而雙峰乳突縱橫排列特徵近於粳稻，尚留有茶陵野稻的某些特徵，認定為屬於二向演化的原始小粒栽培粳稻類型。
  10. Using the theories of probability, algebra and number theory comprehensively, we investigate a class of boolean functions with three - valued walsh spectrum in the first part of this dissertation : the properties of the extended semi - bent functions, which are constructed from any two bent functions, are studied, followed by the structure characteristics of the boolean functions satisfying propagation criterion with respect to all but two vectors ; the definition and cryptographic properties of k - order quasi - bent functions are proposed whose walsh spectrum takes on only three values. some sufficient and necessary conditions are offered to decide whether a boolean function is a k - order quasi - bent function ; a special method is presented to construct the k - order quasi - bent functions, whose cryptographic properties are explored by the matrix method, which is different from the method of walsh spectrum and that of autocorrelation of boolean functions ; the application of this kind of boolean functions in the fields of stream cipher, communications and block ciphers is discussed, which shows the great importance of the fc - order quasi - bent functions ; some methodology are proposed to construct the k - order quasi - bent functions, including the complete construction by using the characteristic matrices of boolean functions, and the recursive method by two known k - order quasi - bent functions we further extend our investigation to the ring zp, where p is a prime, and the similar results are presented as far as the p - valued quasi - generalized - bent functions are considered

    本文首先綜合運用概率論、代數學、數論等基礎學科的理論知識，並以頻譜理論作為主要研究工具，對一類譜值分佈相對均勻的函數? ?廣半bent函數、 k階擬bent函數和p值k階擬廣義bent函數進行了系統、深入的研究，給出了廣半bent函數定義，並探討了廣半bent函數的密碼學性質；給出了k階擬bent函數和p值k階擬廣義bent函數的定義及等價判別條件；討論了k階擬bent函數和p值k階擬廣義bent函數與部分bent函數和p值廣義部分bent函數的關系，探討了它們的密碼學性質；給出了k階擬bent函數和p值k階擬廣義bent函數的典型構造方法，並將對k階擬bent函數的密碼性質的研究轉化到對一類特殊的矩陣的研究上；利用布爾函數的特徵矩陣原則上給出了k階擬bent函數的一種完全構造方法，還給出了從已有的p值k階擬廣義bent函數出發，遞歸構造變元個數更多的p值k階擬廣義bent函數的方法；初步探討了k階擬bent函數在序列密碼、分組密碼以及通信中的應用；給出了一類布爾函數walsh譜的分解式，並利用這類布爾函數的walsh譜分解式給出了一類近似穩定的布爾函數的構造，特殊情形下為k階擬bent函數；利用代數數論的知識考察了p值k階擬廣義bent函數的譜特徵，並給出了k階擬廣義bent函數與所有仿射函數的符合率特徵等等。
  11. 16s rdna sequence analysis of three strains of 050642, 060386 and 060524 whose id50 is above 1200 indicated they also belong to streptomyces genus and strain 050642 is suspected to be a novel streptomyces. spp with the highest similarity to streptomyces colicolor, at 95 %

    對三株有較強活性的菌株050642 、 060386和060524進行了16srdna序列分析，初步確定這三株菌都屬鏈黴菌屬，其中菌株050642與其親緣關系最近菌株的相似性僅為95 ，極有可能是鏈黴菌屬的一個新種。
  12. It simulates human ' s behavior in the process of conventional experiential quotation, and quantifies the useful information of a new die part and a series of correlative die samples accumulated in the foregone quotation experience by fuzzy membership, and then compares the similarity between the new part and the samples after computing their fuzzy level of approximation to find three of the most similar samples, based on which the producing cost of the new part is estimated by exponential - smoothing - method

    本文提出的模糊相似比較法和工時法相結合的模具報價方法，就是模擬傳統的經驗報價中人的報價行為過程，利用模糊理論中的模糊隸屬度來量化新工件與原有的在以往生產實際中積累的一系列相關模具樣本的有用信息，計算它們之間的模糊貼近度，進行相似度比較，找出與新工件最相似的三個模具樣本，在此基礎上利用預測技術中的指數平滑法估算出新工件的生產成本。
  13. Based on the introduction of approximate entropy and human activity effect e, runoff series complexity of the yellow river was analyzed

    摘要在引入近似熵並給出人類活動影響程度e的基礎上，對黃河徑流序列的復雜性進行了分析。
  14. The same conclusion as derived from the original pda under approximate condition is concluded this way without any approximations. the second method is the instant - state performance prediction based on the hyca method. this method not only gives the off - line recursive error variance relation, but also gets a series of performance measurement such as track life

    然後應用兩種方法對其進行性能估計和預測，一是基於riccati方程的穩態性能估計，其結果與pda演算法近似條件下得出的結論相同；二是基於hyca方法的瞬態性能預測，不僅給出了誤差方差的離線遞推關系，而且得到了航跡壽命等一系列性能指標的估計值。
  15. The main idea of this hybrid algorithm is : at first, all candidates in task collection is lined according to a dispatching rule ( earliest due date, edd ), then this linear queue is divided into some tiers under a criterion that partial order is not allowed to exist in the every tier, many feasible sequences is generated by constructing a neighborhood of a initial sequence in every tier, the allocation of the resources over time is conducted to perform every feasible task sequence, and a set of approximate optimal scheduling schemes is achieved as the precondition of the next tier ’ s disposal in meeting multiple scheduling objectives to obtain the global near - optimal schedule which makes these program run tier by tier until the last task is completed

    該演算法按照最早完工時間優先（ ect ）分派規則，先將參加排序的工序合併成一個串列序列，然後按照同層內不存在偏序關系的原則，將其分解為若干個時間上相互銜接的層次，在每個層次內部，通過構造鄰域產生出多個可行序列，對每個可行序列進行設備配置，採用鄰域搜索演算法進行方案的尋優，保留一組滿足評價要求的可行方案作為下一層設備配置的背景環境，通過層層遞進最終獲取全局的近似最優解。
  16. If it is higher than that, one striping unit needs more than one i o to be issued so that it may de - parallel disk i os in large disk arrays

    如果大於該尺寸，一個分段單元就需要不止一次地發出i / o ，以便它可以在大型磁盤陣列中近似地并行化磁盤i / o 。
  17. For a prescribed sequence of fuel supply rates, it has been shown that a strategy of optimal type depends on two real - number parameters, a. and n. the parameter n determines the hold speed for the journey, and the parameter a determines the sizes of the coast - power pairs used to approximate speedholding

    在給定控制序列及單位能耗后，已經證明優化類型方案由兩個實數參數和決定。參數決定了平均速度而參數決定了用來近似平均速度的開始加速和開始滑行的速度之間的差距。
  18. Recently, withthe rapid improvement of performance of digital processor, sequential monte carlo ( smc ) method has a wide range of application in engineering, especially in signal processing, statistics, and econometrics etc. the time varying systems can be stated in the form of a dynamic state space model. for linear models and gaussian noise, the kalman filter provides analytical expressions for posterior filtering

    一般的時變系統都可以被看作是一動態狀態空間模型，對于線性高斯模型，卡爾曼濾波可以給出后驗密度函數的解析解；而對于非線性非高斯模型，我們則無法得到它的解析解，在這種情況下則可以使用序列蒙特卡羅方法來對其進行近似。
  19. Then, based on the analysis of the combined forecasting precision sequence, the paper simplifies the model mentioned above, and gets an optimal model for calculating the approximate solution of the combined forecasting method, which is only a combination of two forecasting methods, and obtains the calculating formula of the optimal approximate solution. shen min ( transportation program and management ) directed by song bing liang

    將上述兩種單項預測法進行整合，首先建立了以預測方法有效性指標為目標函數的組合預測優化模型；其次在對組合預測精度序列分析的基礎上，得到了求兩組合預測方法權系數近似解的優化模型及最優近似解的計算公式； 4
  20. Because of the reason above, a novel pn acquisition method using auxiliary sequence and binary search is proposed. because the cross correlation between auxiliary sequence and spread sequence is linear, some search algorism can be used to estimate the phase of incoming signal quickly without increasing the complexity of system

    因為輔助序列與擴頻序列的相關函數近似滿足線性單調性，可以利用快速搜索演算法，如：二分法，對接收信號中擴頻序列的相位進行快速搜索，在保證系統復雜度不變的前提下，降低序列捕獲的時間。
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