data matrix 中文意思是什麼
data matrix
解釋
資料矩陣；數據矩陣-
2. the data from zymogram ( est bands and their rf ) are transferred into bimorphic characteristic data. a data matrix is established based on the data and calculated by phylogenetic analysis software package winclada 1. 00. 04, and then phylogenetic trees of intraspecies and interspecies are mapped
2 、將所獲得的盲蝽科4亞科11屬23種盲蝽雄雌個體的酶譜數據（酶帶和相對遷移率rf ）轉化為二態特徵數據建立矩陣，應用系統發育分析軟體包winclada1 . 00 . 04對數據矩陣進行分析運算，並分別獲得各個亞科內和亞科間的系統發育樹。 -
A general graphical user interface based on object - oriented technique, database and visualization in scientific computing has been conducted. we can draw electrical components of the distribution network and fill the components data easily. background programs analyze topology automatically and constitute node admittance matrix, node impedance matrix
它使用圖形元件直接繪成系統接線圖，在屏幕上輸入元件參數，后臺程序自動進行網路拓撲分析，然後基於稀疏技術，利用支路掃描法形成節點導納陣，連續回代法形成節點阻抗陣。 -
The pixel circuit can make oled emit light. continuously, while the peripheral driving circuit is designed to provide correct input signals for amoled, for instance, provide the line - by - line scanning signals for row electrode of oled matrix and the data
文中還將dvi （ digitalvisualinterface ）介面引入和應用於外圍驅動系統當中，使視頻顯示電路同有源oled外圍驅動電路相接合，為amoled顯示屏提供了一個簡單實用的測試驅動平臺。 -
Using the perturbation transfer matrix method as well as the tested data in the laboratory, the 1st and 2nd order perturbed identification of dynamic parameters of the rotor of a boiler pump is made
摘要利用攝動傳遞矩陣法，結合實驗室的試驗，對某電站鍋爐給水泵轉子的動力學參數進行了一階和二階攝動識別。 -
The development of a visual short circuit software under ptcad2000 is presented in this paper, as well as the system structure, the definition of the data structure, the interface to ptcad2000, the conversion of the original wiring diagram of power network to calculable power network, the implement of three sequence network, the implement of impendence matrix and admittance matrix of power network considering the zero sequence mutual inductances among lines, and the implement of short circuit calculation by using computer
本文介紹了在ptcad2000平臺下短路電流可視化計算軟體的開發。介紹了軟體的系統結構、數據結構定義、與ptcad2000平臺的介面、電力系統原始接線圖轉成等值可計算網路、序網的生成、考慮零序互感線路阻抗時電網導納矩陣和阻抗矩陣的生成，以及故障點短路電流計算的計算機實現。 -
This problem arises from the circuit layout of vlsi designs, interconnection networks, sparse matrix computations, error - correcting code designs, data structures, biology, etc, which has extensive backgrounds
圖的嵌入問題是從稀疏矩陣的計算、數據結構、 vlsi電子線路設計和分子生物學等問題中提取出來的數學模型，有著廣泛的應用背景。 -
By applying spectra of matrix to the computation of panel data model, one can convert such computation as in - computability or complexity into computability or simplicity
摘要將矩陣譜分解的方法運用於平行數據模型的計算中，使難以進行的計算變成可能、復雜的運算變得簡單。 -
In the preprocessing stage the method of user and session identification often adopt heuristic algorithm for the being of cache and agent. this induce the uncertainty of data resource. the cppc algorithm avoid the limitation and has no use for complicated hash data structure. in this algorithm, by constructing a userld - url revelant matrix similar customer groups are discovered by measuring similarity between column vectors and relevant web pages are obtained by measuring similarity between row vectors ; frequent access paths can also be discovered by further processing of the latter. experiments show the effectiveness of the algorithm. in the fourth part, this thesis bring some key techniques of data mining into web usage mining, combine the characteristic of relation database design and implement a web usage mining system wlgms with function of visible. lt can provide the user with decision support, and has good practicability
本文演算法避免了這個缺陷，且不需要復雜的hash數據結構，通過構造一個userid - uel關聯矩陣，對列向量進行相似性分析得到相似客戶群體，對行向量進行相似性度量獲得相關web頁面，對後者再進一步處理得到頻繁訪問路徑。實驗結果表明了演算法的有效性。第四是本文將傳統數據挖掘過程中的各種關鍵技術，引入到對web使用信息的挖掘活動中，結合關系數據庫的特點設計並實現了一個具有可廣西人學頎士學位論義視化功能的web使用挖掘系統wlgms 。 -
By using data saturation, matrix of data load balance and data migration technology, system ' s data load balance mechanism was described
利用數據飽和度、數據負載矩陣、數據遷移技術描述了系統的數據負載均衡機制。 -
This paper present the classic backtracking as an example, through comparing, explains backtracking efficiency difference under various data structure ; when database can be expressed in sparseness matrix, then it can be expressed in 4 - way linked list, which improves greatly the efficiency than before
以一個典型的回溯問題為例，通過對比，說明回溯法在不同數據結構下，其時間效率的差異，驗證對于可表示成稀疏矩陣的數據集，在使用四向鏈表結構時，可以大大提高時間效率。 -
Base on the data collected from the field investigations, we analyzed the static life table, age structure, spatial distribution patterns of the populations of e. chloranthoides. we further studied the intraspecific competitions within the species and the interspecific competitions between the species and other concomitant species in the communities. with the helps of the logistic equation, leslie ' s matrix and the average moving law method we simulated and estimated the population dynamics of this endangered plant species
本研究以縉雲衛矛為研究對象，通過對三個種群的野外調查，研究和分析了縉雲衛矛的種群年齡結構、種群空間分佈格局及種內和種間的競爭關系，並利用logistic方程、 leslie矩陣及移動平均法模擬和預測了三個種群的數量和結構動態，在此基礎上分析了造成縉雲衛矛瀕危的原因，提出了相應的保護措施，旨在為縉雲衛矛的保護提供理論依據。 -
We analyze the assembly model and propose a mathematics model and tree - representing model of the assembly who not only has a small data size, but also can be manipulated easily. this thesis not only gives the virtual representing concept the instance representing one, but also defines the concept of assembly constraint such as coupling, being alignment, being coaxial and being equidirectional. based on such concepts, a revised newton - raphson iterative algorithm is proposed, which can deal with the singularity and ill - condition of jacobi matrix
首先分析了裝配體的模型問題，提出了裝配體的數學模型及樹形式表示的裝配體表示模型，模型具有數據量小、操作簡單的優點：文章對所涉及的約束諸如耦合、對齊、同軸、同向的裝配體位置描述概念進行了定義，引入了裝配約柬概念，從而提高了裝配設計效率；在此基礎上，文章討論了裝配約束的求解方法，提出了newton rapson迭代法的改進演算法，使得系統能更好地處理jacobi矩陣的奇異和病態的情形。 -
These including : based on the reliability checkout of experiment data, the optimum fit of probability model by finite contrast method can be used to avoid type ii error and the estimation of distribution parameter with extended bayesian method to avoid the phenomenon that the results err from matrix owing to the lack of experiment data
主要做了以下工作：在土工實驗數據進行可靠性檢驗的前提下，用優度檢驗的有限比較法擬合概率模型，可以避免納偽現象的發生：用經驗bayes方法估計分佈參數可以解決由於實驗數據不足而可能導致的估計結果背離母體的現象。 -
For the cross part, data packet and tss switching matrix may be adopted according to service demands to obtain high port signal cross forwarding efficiency
交叉部分可以根據業務的需要，採用數據包和時隙交換矩陣，以獲得較高的埠信號交叉轉發效率。 -
We get the sensitivity matrix using the model that contains model error in the following two cases. if the identification data are got using the model without model error before and after the damage, the error resulted from model error can be overlooked. if the data are got using model with model error before the damage and using the model without model error after the damage, error results from model error is first order and model error can bring more assessment errors
2 、本文詳細分析了模型誤差對損傷識別結果的影響，經過公式推導及實例分析說明，損傷靈敏度矩陣用有模型誤差的理論分析模型來建立，如果損傷前後都用無模型誤差的實測數據來識別，此時誤差為二階微量可以忽略；如果損傷前採用有模型誤差的數據而損傷后採用無模型誤差的實測數據，此時誤差為一階量，可能引起較大的識別誤差。 -
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。 -
A novel fault diagnostic strategy based on time - varying dynamic pca model has been presented, which makes use of continuous updating time - lagged data matrix to construct a changeable pca model to fulfill the task of fault detection and identification
摘要提出利用不斷更新的時滯數據矩陣建立變化的動態主元模型對某些動態系統內的傳感器故障進行檢測，利用變量貢獻圖的樣本平均對故障進行識別的方法。 -
Information technology - international symbology specification - data matrix
信息技術.國際符號規范.數據矩陣 -
Aim international technical specification - international symbology specification - data matrix
Aim國際技術規范.國際符號規范.數據矩陣 -
Compared with static pca and conventional dynamic pca based on time - lagged data matrix, this method can apply to some dynamic systems in which the former methods can not be used to diagnose the sensor faults for their limitations, because the variables involved in the system have complex dynamic changing trends and the relations between them are not definite
該方法克服了傳統靜態主元分析方法不適于分析具有動態特性的系統傳感器故障的缺陷，而且改善了常用的基於時滯數據建立的動態主元分析法對于分析變量間關系不確定的動態系統存在的局限性。
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