近似序列 的英文怎麼說
中文拼音 [jìnsìxùliè]
近似序列
英文
approximating sequence-
Phylogenetic relationship of sequences was constructed by neighbor - joining method in mega and maximum parsimony algorithm in paup. the same two groups were showed in the results, and the group b sequences were more similar to two sequences of caiman crocodilus
Nj法和mp法構建的系統樹極為相似， 10種序列聚為兩支（ a和b ） ，分支b與凱門鱷的兩種序列的親緣關系較近。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。In contrast, sequences from two strains gymnodinium are divergent ( the sequence similarities of the small subunit ( ssu ) rdna, the its1, the 5. 8s rdna, the its2 and the large subunit ( lsu ) rdna are 76. 5 %, 25. 4 %, 54. 2 %, 23. 2 %, 56. 5 %, respectively ), though their phylogenetic positions are relatively close
，編號為gyn - 15 ） 、一株米氏裸甲藻（ gymnodiniummikimotoi ） ）雖然進化距離接近，但它們的rdna序列相似性卻很低，全長序列的相似性僅為54 . 1 。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 。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Verdu derives the ideal of multi - user detection in 1986. the multiple access interference, he deemed it has available information in certainly structure. adopted by the mlsd in the theoretical, it has many good abilities, such as its capability close with the single user ' s, near - far resistance, raised the capacity of the system. thereby come to operate the mud ' s research
1986年， verdu提出了多用戶檢測思想，認為多址干擾是具有一定結構的有效信息，理論上證明了採用最大似然序列（ mlsd ）可以逼近單用戶接收性能，並有效地克服了遠近效應，大大提高了系統容量，從而開始了對多用戶檢測的研究。General method of similar sequence mining based on time series is to transform time series into discrete character series and cluster them into different sets, then compute the euclidean distance between querying series and these sets to measure their similarity
摘要時間序列數據庫中相似子序列的搜索，常用滑動窗口、分形插值逼近等方法將時間序列分割成各子序列，線性擬合各分段子序列，計算查詢序列與各子序列的歐氏距離，滿足距離閾值條件的為相似子序列。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。Lss - dca employs a simplified but very strict progressive method to localize the obvious longest similarity segments ( lss ) in the sequences and then cut the sequences at the two terminals of lss
Lss - dca採用了一種簡化的但十分嚴格的漸近方法來計算序列中顯而易見的最長相似片段（ lss ） 。It is found that sequences of rdna from three chaetoceros strains show high level of the total sequence similarities ( all above 99 % ), and show close relationships
結果發現三株角毛藻的rdna序列相似性非常高（全序列的相似性均大於99 ） ，進化距離也非常接近；而兩株裸甲藻（一株裸甲藻未鑒定種（ gymnodiniumspUsing 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。In this article, an equivalent definition of reconstruct function is drew in the state space reconstruct by time delay chaotic time series, that lead the prediction more conveniently. then introduce a weighted distance to depict neighbour points of prediction which insured the similarity of the neighbour points
本文在時間序列坐標延遲后重構的相間中，作出重構函數的等價定義，提高了預測的可操作性；並在此基礎上，引入了加權距離來刻畫預測向量的鄰近點，保證了鄰近點的相似性。The sequences difference between other species was on genus level. so it maybe a new genus. strain 10035 belonged to streptomyces
菌株10035屬于鏈黴菌屬（ streptomyces ） ，與其關系最近的菌株streptomycesyunnanensis16srdna序列相似性為97 . 54 ，可能是新種。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。Based on 16 230th dating ages and 1187 data of stable isotopic compositions as well as annual laminated sequences of the stalagmites, the author firstly presents the climate records of the past 2000 years in shennongjia region. by comparing the stalagmite record with historical records, lake sediments and pollen data, the author analyzes comparability and differences of climate change in east asia monsoon area and preliminarily investigates driven forces of climate change
基於16個~ （ 230 ） th年齡、 1187個氧碳同位素數據分析和顯微巖相研究，首次建立了神農架高海拔地區近2000年氣候演化序列，通過與歷史記錄、湖泊沉積、孢粉資料對比分析了東亞季風區不同地區氣候演化的相似性和差異性。Sequence with features of proximal storm deposits associates closely with sequence with features of distal storm deposits at the longtangwan section, possibly resulting from differences in strength of storm fluids or in landing path of storm fluid
另外，不同的、類似於近源和遠源的風暴沉積序列出露于同一剖面的相鄰層位，可能反映了風暴登陸路徑或者風暴流強度的差別。Approximate fixed point sequences and convergence theorems for lipschitz pseudocontractive mappings in banach spaces
偽壓縮映射的近似不動點序列及其收斂定理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。Based on a large amount of experimental data, nonlinear analysis, such as complexity theory, and approximate entropy ( apen ) which is adopted systematically in the fluidization research the first time, are implemented in the time series analysis of pressure fluctuation and particle concentration in gas - solid fluidized beds, and the nonlinear characteristics of fluidized beds are discussed comprehensively
本文在大量實驗數據基礎上，將非線性方法，包括復雜性理論，以及首次被系統引入流態化研究的近似熵，應用到氣固流化床壓力及顆粒濃度脈動時間序列分析中，較為系統地探討了流化床的非線性特徵。Apen can test the degree of complexity degree of isi
近似嫡可以用來檢測放電isi序列的復雜度。分享友人