短陣法 的英文怎麼說
中文拼音 [duǎnzhènfǎ]
短陣法
英文
matrix method-
The elements of the reduced - jacobian matrix are functions of some parameters of the system. for example, effective short ratio, power base ratio, coupling impedance and load flow of the system. for single - infeed hvdc system with a parallel ac line, computer simulations using power system analysis software package ( psasp ) were performed
用一種簡單的方法可以求得降階雅可比矩陣，由於降階雅可比矩陣的元素都是交直流混合系統中一些參數的代數函數，如有效短路比、功率基準比、連接阻抗和系統潮流等，因此，矩陣的特徵值也與這些參數相關。Topics covered include : sorting ; search trees, heaps, and hashing ; divide - and - conquer ; dynamic programming ; amortized analysis ; graph algorithms ; shortest paths ; network flow ; computational geometry ; number - theoretic algorithms ; polynomial and matrix calculations ; caching ; and parallel computing
課程主題包含了：排序、搜尋樹、堆積及雜湊；各個擊破法、動態規劃、攤提分析、圖論演演算法、最短路徑、網路流量、計算幾何、數論演演算法；多項式及矩陣的運算；快取及平行計算。" well, sir, " resumed danglars, after a brief silence, " i will endeavor to make myself understood, by requesting you to inform me for what sum you propose to draw upon me ?
「好吧，閣下， 」在一陣短暫的沉默之後，騰格拉爾又重新拾起話頭說道， 「我當努力設法來使自己明白這兩個字的含意，只請您告訴我您究竟準備要從我這兒提取多大的數目。 」The article based on the rural development program - chenjiao cow breeding program in huang yuan county, qinhai province. through collecting second - hand information. using tools of pra, such as questionnaires, key informant interview, matrix ranking. organizational chart, individual interview to investigate the program ' s construction, beneficial result, and problems. after that using problem analysis tree to analyze the information and find that : the up - down extension systems through beneficial inducement did not change farmers " ideas, the fanners have owned the program funds but did not breed cow. the extension systems of our country is not perfect, short of funds, no advanced equipment, dual leadership, multiple function lead to inefficient extension work. the separation of teaching, research and extension lead to unskilled extension workers. the farmers lack of skills. consultation and funds. the above deficiencies caused the inefficient extension work
本文通過對湟源縣城郊鄉納隆口村的「 2002年農業綜合開發多種經營城郊養牛項目」項目的跟蹤調查，通過二手資料的收集，應用問卷調查法、知情人（村長）訪談法、矩陣排列、機構關系圖、個體訪談等pra的方法了解項目的建設情況、項目實施后的效益及存在的問題，再應用參與式的方法進行綜合分析，發現：從上到下的推廣體系通過利益誘導並沒有使農民的行為發生改變，出現了項目戶擁有項目款而不養殖牲畜的情況；推廣體制不順，經費短缺、設備落後、雙重領導、職能繁多導致推廣工作乏力；教科推脫離使農學院未發揮作用導致推廣人員素質低、農戶缺乏技術、咨詢、資金。Based on the relative theories about electric circuit and synchronous generators " post - fault transient, a practical computerized method making use of node impedance matrix is proposed to calculate the instantaneous currents of a faulty power system
本文基於電路理論和發電機的短路過渡過程理論，利用節點阻抗陣推導出電力系統短路時任意時刻短路電流的實用計算機演算法。For a given muting plane, first of all, this algorithm generates the corresponding grid group by barriers and nets ' ports, establishes initialization pheromone matrix, then the algorithm will use the character of ant colony algorithm to find out the shortest muting path only if it exits
對于給定的布線平面，該演算法首先由障礙圖形和各個線網的端點生成一個包含最短路徑的訪問點陣，建立初始信息素矩陣，然後利用蟻群演算法所特有的路徑尋優功能來找到當前布線路徑上的最短路徑。The important part in photoelectric transform circuits is design of driving circuits and signal processing circuits about linear ccd. the time order driving circuit of ccd are designed and debugged with cpld ( complicated programmable logic device ), which make the whole driving circuit ' s volume very small, shorten design period, modify design at any time, and enhance reliability and agility of circuit
在設計過程中，採用了一種復雜可編程邏輯器件（ cpld ）設計線陣ccd驅動脈沖電路的新方法，只對器件進行重新編程，在不改變任何硬體的情況下，就可以實現驅動器的更新換代，非常適合線陣ccd脈沖產生電路的設計研究，具有高集成度、高可靠性、開發時間短、投資少等優點。During the analysis process, the author predicts the human resource demand of management personnel, experts, servers and administrators by using the method of the trend analysis and button up. on the other hand, the author predicts the human resource supply of all kinds of persons by using markov transferable matrix and situation check method. at the same time, on the basis of the prediction, the author draws up the short - term plan of personnel complement, arrangement, promotion, training, developing and the plan of payment encouraging for xapa and its relative steps
文章在分析xapa公司過去五年人員配置情況的基礎上，運用趨勢分析法、微觀集成法和回歸分析法對公司管理人員、專業技術人員、後援服務人員、行政支持人員進行了人力資源的需求預測，運用馬爾可夫轉移矩陣和現狀核查法對各類人員進行了人力資源的供給預測，在供需預測比較的基礎上編制了xapa公司未來十年的人力資源總體規劃，並相應地制定了短期的配套措施，編制了人員補充計劃、人員配置計劃、人員晉升計劃、人員培訓開發計劃和薪資激勵計劃，為人力資源的優化配置提供了依據。In this paper ， an optimal search strategy by dividing the whole surveillance area into regions is presented so that the optimal search can be adaptively implemented in phased array radar. firstly ， the inherent relationship among average discovering time ， radar resources consumption ， search frame period and target distribution density is studied. secondly ， parameters for the region search are optimized to achieve the optimal search performance inside regions. then ， the optimal search frame period for each region is derived to minimize the average discovering time of targets ， where the constraint of radar time resource and the importance of each region are taken into account. finally ， the adaptability of this search strategy is discussed. only if the optimal parameters for each region are utilized and the beams are scheduled according to the optimal frame period under the radar time constraint ， the optimal distribution and the optimal scanning sequence of beams can be implemented adaptively. thus ， optimal search is adaptively implemented in the whole surveillance area
本文提出一種分區搜索演算法，實現了相控陣雷達的自適應最優搜索.首先，研究了各區域平均發現一個目標消耗的雷達資源和目標被發現的平均時間同搜索幀周期以及目標強度的關系；然後，研究了在各區域採用兩步搜索演算法的最優參數設計，實現了局部區域的最優搜索；其次，在雷達時間資源有限和區域重要性加權的約束條件下，導出了使目標被發現的平均時間最小的區域最優幀周期；最後，討論了分區搜索演算法的自適應性.只要採用各區域的最優參數，按最優幀周期調度雷達波束，就可以自適應地實現使目標被發現的平均時間最短的波束的最優分佈和掃描順序，即自適應最優搜索A real - time estimation of a prior variance - covariance of gps observations is developed for the ( near ) instantaneous ambiguity resolution for short - baselines, which improves the stochastic model of the observations, and then the success rate and the reliability of ambiguity resolution
針對短基線模糊度的快速解算，提出了一種實時估計觀測值方差-協方差矩陣的方法，改進了觀測值的統計模型。算例顯示這種方法能提高模糊度瞬時解算的成功率。It is divided into four parts to illustrate the environmental tests management system, including organization structure & labor source management system, tests process management & controlling system, tests information management system and quality guarantee system. firstly, it begins from organization structure of environmental tests, to look into the suitable organization structure, which applies to the environmental tests development, this thesis suggests the changing from original beeline organization structure to combinative organization structure of beeline function & matrix organization structure. it also investigates the labor source management and discusses under this new structure, presenting the system which meets the demand of existent military equipment development ; then, using relative concepts of queuing theory to solving the tests orders reasonably makes the minimum time for products in lab
首先從環境試驗的組織結構入手，研究適合環境試驗發展的組織結構，提出將原來的直線制組織結構轉變為直線職能制和矩陣制相結合的組織結構，並探討在這種結構下的人力資源管理和績效考評、提出適應目前軍用裝備發展要求的環境試驗組織機構與人力資源管理體系；然後從環境試驗過程管理的角度出發，運用排隊論的有關概念，合理解決試驗排序，使產品在實驗室的停留時間最短，並建立試驗過程管理與控制體系；從試驗信息的重要性角度出發，探討試驗信息收集與反饋的一般方法及建立環境試驗數據信息庫的重要性；最後從質量管理的角度出發，研究環境試驗內部質量保證部門的作用與職能，運用服務質量環的原理構建了環境試驗的質量保證體系。The nucleon dbhf self - energy in the nuclear medium, therefore, can be calculated with the g matrix in the relativistic hartree - fock approximation. with the calculated nucleon self - energy in the dbhf, we extract nucleon effective interactions hi the framework of the relativistic mean field theory ( rmf ), which contains the effect of the nucleon - nucleon short - range correlation and information of the isospin structure. applying the effective interaction, which is composed of density dependent meson - nucleon coupling constants, we study the properties of finite nuclei and come to some useful conclusions
本文應用相對論dirac - brueckner - hartree - fock （ dbhf ）方法，利用新的g矩陣分解方式g = v + g ，用g矩陣在相對論hartree - fock近似下，即等效的dbhf方法，系統地討論了對稱、不對稱核物質及中子物質的性質，利用對稱及不對稱核物質中自能的dirac結構，我們提取出含有核子-核子短程關聯效應和同位旋結構信息的有效相互作用介子耦合常數，並對有限核的性質做了詳細的討論，得到不少有意義的結果。For optical - layering approach, we propose an ant - based algorithm, which uses the ants " capability of finding shortest or near - shortest paths between a food source and their nests, to solve the logical topology reconfiguration problem. we give the ants routing formula based on dynamic load balancing and short path on the assumption that some conditions hold
前者適合於業務矩陣變化不是太頻繁的網路，提出利用螞蟻演算法解決業務的再路由問題，即利用螞蟻具有找到最短徑及不同種類螞蟻具有互斥的天然特性來進行邏輯拓撲重配置，從而保證了鏈路負載分佈的平衡性。Upon using an artificial neural network ( ann ) a new short - term climate forecast model with the monthly mean rainfall in june in the north of guangxi as predictand is established making empirical orthogonal functions ( eof ) to the 36 predictors ( 15 ssa predictors, 21 500hpa height predictors ) with over 0. 05 significant correlation level of previous 500hpa height and sea surface temperature ( sst ) field, and selecting the high relative principal components, at the same time, a new approach of constructing ann learning matrix is developed. predictive capability between the new model ( principal components ann model ) and linear regression model for the same predictors is discussed based on the independent samples and historical samples
本文通過對廣西北部6月平均降水量（預報量）同北半球月平均500hpa高度場和北太平洋月平均海溫場進行相關普查，選取了前期36個同預報量相關顯著水平達到0 . 05以上的預報因子（ 15個海溫場預報因子， 21個高度場預報因子） ，並運用自然正交函數展開方法對這36個前期預報因子展開，取其中同預報量相關程度高的主成分，結合人工神經網路技術，提出了一種新的構造人工神經網路學習矩陣的方法，建立了一種新的短期氣候預測模型。The feeder net model for distribution automation is built based on the nod information matrix and the line information matrix, and the nods represent the switches and the fault indicator in the distribution net. the method of fault locating offered by this paper called line fault probability method, which locates fault by calculating the fault probability of line in the net. this paper also provides a method called volts d. c. for restoration and offers the regulation of restoration
採用節點、支路信息矩陣來描述配電網路，形成面向故障自動化處理的網路數據結構；提出了基於支路故障概率的故障定位演算法，並結合短路電流特性判據法來定位故障支路；在定義直流等值網的基礎上，提出了優化供電恢復的直流電壓降法；開發了配電網故障自動處理軟體系統，並用於實際配電自動化工程中。The real - time obtainment of the components of projection matrix and the substitution of constant step for optimal step in the one - dimension search in conjugate gradient were adopted to ensure the equality of reconstructed image from incomplete projections and shorten the reconstruction time simultaneously
通過即時獲取投影矩陣分量，以固定步長替代共軛梯度法中一維搜索最優迭代步長，在確保品質的同時縮短重建時間。The author also makes a comparison between lifting scheme and tst and find that lifting produces a complete new multiwavelet and uses no matrix division or singular matrixes and generally produces shorter new masks than the tst algotithm. so we choose lifting as our method to improve the multiwavelet ’ s property
我們研究了提升和兩尺度相似變換，發現通過提升可以構造全新的多小波而且不需要矩陣分解和求逆，產生的掩模通常比tst演算法更短，因而選擇提升作為改進多小波性質的方法。At the same time, a novel approach to construction of ldpc codes based on the permutation matrix was proposed which got a parity check matrix with the shortest girth is 6. these codes keep the advantage of linear encoding and become more flexible. simulations show that the performance of short length codes of this kind is as excellent as other ldpc codes
同時提出一種基於置換陣循環移位的構造方法，得到的校驗矩陣圍長至少為6 ，且保持編碼的線性復雜度，碼率靈活，模擬結果驗證了置換陣ldpc碼碼長較短時，在高斯通道下性能接近或超過現有其他構造方式的ldpc碼。分享友人