generated matrix 中文意思是什麼
generated matrix
解釋
生成矩陣-
Sixties primers were used for dna amplification and a total of 237 amplification products range from 450bp to 2500bp were generated. a similarity matrix for all pairwise comparisons was calculated using nei and li ' s formula and then transformed to distance matrix. dendrograms were constructed by applying unweighted pair - group arithmetic average ( upgma ) and neighboring - jointing cluster analyses using the phylip software
在第二部分，應用改進的ctab法提取了石蓴屬和滸苔屬各3個種及作為對照的剛毛藻的基因組dna ， 60個引物被用於擴增，共獲得237個片段大小在450 - 2500bp之間的擴增片段，依據nei和li （ 1979 ）的公式計算出樣品成對比較的相似性距陣並換算成遺傳距離，應用phylip軟體包，按照upgma法和n - j法分別構建聚類圖。 -
Let s dig into graphviz to understand how a call graph is generated from the connectivity matrix
讓我們深入研究graphviz ，了便理解如何從連通矩陣生成一個調用圖。 -
In chapter three, genomic dna were extracted from four individuals from sinotubimorpha porracea and grateloupia filicina, respectively and from g. livida as a control. sixties primers were used for dna amplification and a total of 120 amplification products range from 250bp to 2500bp were generated. distance matrix and dendrograms were obtained as described in last paragraph
在第三部分，應用ctab法提取了管形藻、蜈蚣藻各4個個體及作為對照的舌狀蜈蚣藻的基因組dna ， 60個引物的rapd分析獲得120個片段大小在250 - 2500bp之間的擴增片段，遺傳距離和聚類分析同前。 -
The stiffness matrix of the assemblage of elements is then generated in the same way as in the case of frames.
然後，按框架情況的相同方法建立諸單元組合體的剛度矩陣。 -
The data matrix for the 37 taxon contained 553 variable sites ( 57. 6 % ), of which 336 were phylogenetically informative. the phylogenetic relationships were inferred using the neighbor - joining and maximum - parsimony methods. in mp method, the heuristic search generated two single most parmonious tree
雙蓋藏屬diplazium 、菜蔽屬c公刀ipteris 、短腸蔗屬allantodia和腸獲屬diplaziopsis構成單系起源，在兩種系統樹中分別得到98 % （ mp ）和100 % （ nj ）的支持率。 -
His students and cooperators construct geometric lattice by means of linear spaces, and discuss the geometric lattice that generated by various orbits or subspaces with the same dimension or rank under the action of classical groups over finite field. but the results on geometric lattice constructed by using matrices are very few. in the present paper, we construct geometric lattice with idempotent matrix
在國內，萬哲先與他的學生和合作者們利用線性空間的辦法，討論了在有限域上的典型群作用下，由各個軌道或相同維數和秩的子空間生成的幾何格。但是，利用矩陣構造幾何格結果很少。 -
Through the i 、 q component of ipix radar sea clutter data " s histogram analyses and by skewness and kurtosis computed, it is been shown that sea clutter amplitude is not rayleigh distribution ; through the comparison of amplitude histogram and distributed models with the same parameters, it is been shown that hh polarization clutter is lognormal distribution, whereas vv polarization is k - distribution ; at the same time the correlation function and power spectrum density are been analyzed, at last the correlation compound k - distribution stochastic sequences whose covariance matrix is been given are been generated through sirp algorithm
文中先介紹了海雜波幅度的有關模型，通過對ipix雷達海雜波數據的i 、 q分量的直方圖以及傾斜度和峰度進行了分析和計算，證明了海雜波幅度不服從瑞利分佈;使用幅度直方圖和相同參數下的各種分佈模型進行比較，得出hh極化符合對數正態分佈，而vv極化服從k -分佈的結論;同時對海雜波的相關函數和功率譜進行了分析，最後使用sirp演算法產生了給定協方差矩陣的相關復合k -分佈隨機序列。 -
For the purpose of improving calculation precision and reduce workload, viscoelastic similar shape element is generated in the numerical research about crack problem, using the characteristic of similar stiffness matrix between element near crack tip
在裂紋問題的數值研究中，為了提高計算精度、減輕計算工作量，構造了粘彈性相似界面單元，利用裂尖附近相似單元剛度陣相似的特點，採用聚縮法形成裂尖超級單元。 -
Terrain slope information can be drawn from polarimetric synthetic aperture radar ( sar ) two - dimensional image, so that three - dimensional image can be generated. it differs from two - pass or repeated trace insar that uses interference phase method to obtain topography height. the p - sar three - dimensional image technology uses the stokes matrix formed by two - dimensional images resolution cells, then applying polarimetric synthesize to stokes matrix can produce polarization signature of the scatter cross - section a - (, x ) for any ( ellipticity ) and ( orientation ) polarization state
這種方法不同於重復軌道和雙通道insar系統，不是利用干涉法提取高度信息，而是利用極化sar二維圖像各分辨單元的stokes矩陣，通過極化綜合估計每個分辨單元的共極化散射特性和交叉極化散射特性（極化指紋） ，以及共極化散射特性最大值時對應的極化橢圓度x利極化橢圓方向角，求解地形的高度輪廓。 -
Meanwhile, we describe injectivity conditions over a formal triangular matrix rings in views of the studies for essential, nearly, f, n - generated and weakly relative injective modules
通過對基本、 nearly 、 f 、 n -生成和弱相對內射模的研究，進一步討論了形式三角矩陣環上的內射模。 -
The basic properties of matrix subalgebra were investiaged, the matrix subalgebra was generated by a single matrix, all maximal ideals were classified, the necessary and sufficient conditions for the subalgebra to be semisimple algebra were given
摘要研究了由一個矩陣生成的拒陣子代數的基本性質，給出了其極大理想的完全分類及這類子代數是半單代數的充要條件。 -
In the paper, concrete is taken as three phases composites consisting of aggregate matrix and bond between matrix and aggregate on meso - level. using monte - carlo method, the positions of the aggregate structures are generated. mesh is projected on them, different material properties are assigned to the respective elements according to element location in individual phase
應用蒙特卡羅方法，在平面上隨機地確定骨料的位置，產生出隨機骨料結構，並進行網格自動剖分，根據其空間位置確定各單元所屬的相，分配相應的材料特性給相應的單元，用以代表骨料、砂漿及兩者之間的過渡層。 -
The ldpc code ’ s parity check matrix generated by this scheme has high girth and can be used to coding directly, the coding complexity is lower. as to the decoding algorithm, i modify the message passing algorithm based on the girth that i can get in the structure of parity check matrix to improve the decoding performance. what is more, the new structure of the parity check matrix is easy to implement with the hardware
接著著重圍繞ldpc碼的校驗矩陣構造方法和譯碼演算法展開討論，在比特填充演算法的基礎上提出了一種ldpc碼聯合編譯碼方案，通過該方案構造的校驗矩陣不僅具有良好的girth分佈，而且能直接用於編碼，編碼的計算復雜度低;在譯碼方面，利用構造奇偶矩陣過程中girth分佈信息，優化解碼迭代過程，能有效提高系統性能;並且該方案構造的校驗矩陣更易於實際的編譯碼硬體實現。 -
In the computation procedure of the above problems, efficient algorithms to perform sparse matrix were applied to saving computer memory units and cpu time. the conjugate gradient method and biconjugate gradient method were applied to solve the sparse systems of generated linear equations
為了減少計算機內存的需求和有效提高計算速度，本文在分析計算各類目標的電磁散射和輻射問題時，採用稀疏矩陣的存儲和壓縮技術，並運用共扼梯度和雙共轆梯度等方法求解線性方程組。 -
Basic generated matrix
基本生成矩陣
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