node branch 中文意思是什麼

node branch 解釋
節點的分支
  • node : n 1 節;結;瘤;【蟲類】結脈。2 【植物;植物學】莖節;【醫學】硬結腫;結,節結;【天文學】交點。3...
  • branch : n 1 (樹)枝〈泛指大枝或小枝;bough 特指大枝,也指連花、果折下的枝;limb 指大枝;twig 指小枝〉。2...
  1. In the process of arithmetic design, newton " method is used to compute power flow of network. graph theory knowledge is used to determine all paths from generator to load. to improve efficiency, thesis use branch expunction method to optimize the node order

    在演算法設計過程中,採用牛頓拉夫遜法進行潮流計算得到系統潮流分佈,利用圖論原理中的路徑搜索演算法確定了發電機對負荷的供電路徑,此外為了提高潮流跟蹤的計算效率,利用了支路消去法進行節點順序的優化。
  2. The sub - model for design of population density was developed according to the principle of determining boll number from target yield, fruit node from boll number, fruit branch from fruit node and population density from fruit branch by integrating the effects of sowing date, cutout date, effective temperature accumulation above 12, variety type, and fertilizer and water management levels. sowing rate was then decided by integrating the effects of different soil water and salt contents, ph, temperature and sowing style on seedling emergence rate with relative weight method

    基於「以產定鈴、以鈴定節、以節定枝、以枝定苗」的原理,同時考慮播種日期、打頂日期、 12的有效積溫、品種株型特性、肥水管理水平差異等因素來確定適宜的種植密度;在此基礎上,應用相對權重法計算土壤含水量、含鹽量以及整地質量和播種方式等多個生態環境因子對出苗率的綜合影響,進而確定播種量。
  3. A branch and bound algorithm for solving a class of nonlinear 0 - 1 knapsack problems is proposed, in which branching is common 0 - 1 variables one and a better feasible solution is found by a simply integer heuristic method as well as a lower bound of the optimal value of the subproblem in the each branching node is determined by solving linear programming relaxed approximate problem to be obtained with linear relaxed technique

    摘要構造出了一類可分離非線性0 - 1背包問題的分枝定界演算法,分枝的過程是普通的0 - 1變量分枝,用簡單的取整啟發式法確定更好的可行解;而在每個分枝結點處用線性鬆弛技術確定了它的子問題的一個線性規劃鬆弛逼近,由此得到最優值的一個下界。
  4. In the paper, the transmission power of section constituted by the assigned branch is seen as objective function, assigning the adjustable generators both in sending system and receiving system, assigning the faults set, including the constraint conditions such as the differences between the angles of rotor and the inertia center angel of the whole system, the thermal stability of branch and node voltage, obtaining the results by using interior - point solution and line - predominant jordan

    本文提出的考慮暫態穩定約束的可用輸電能力演算法是以指定線路組成的斷面的傳輸功率為目標函數,指定送端系統和受端系統中參考調節的發電機,指定故障集情況下,以發電機轉子相對全系統慣性中心的角度差、線路熱穩定、節點電壓等構成約束條件,採用內點法和行主元約當逐行消去法求解問題的最優解。
  5. The research job includes bringing a project about fault calculation, using node impedance matrix as maths model of network to derive the arithmetic based on the fundamental of modifying impedance matrix by adding the branch, building the whole database with micosoft access. the whole project is realized with visual c + + 6. 0. it is applied to au hui electric network, and is proved correct

    本文首先根據系統的要求,綜合考慮各種運行方式變化,提出合理的零序電流,分支系數的計算方案;然後採用節點阻抗矩陣作為系統的數學模型,推導出基於支路追加法的阻抗矩陣快速補償優化演算法,從而實現計算方案;最後以micosoftaccess為工具設計出完整的故障計算數據庫。
  6. In the problems of minimax tree search, what we are looking for is often the optimal branch at the root node

    在極大極小樹搜索時,我們經常尋找的是根節點的最優分支。
  7. Upstream channels cover in 5 65mhz, which is a part of the bandwidth of high frequency ( hf ) and very high frequency ( vhf ). it is liable to incur noises ingress onto the band. since hfc system has the tree - and - branch topology between the fiber - node and subscriber units, subscriber units belonging to one fiber - node share the same upstream channel, forming the " noise funneling " effect

    上行頻帶位於5 - 65mhz之間,這一頻帶為高頻( hf )和甚高頻( vhf )的一部分,此頻帶易受噪聲干擾;此外,由於從光節點到用戶端為樹型分支結構,同一光節點的多個用戶共享同一通道,形成了漏斗效應。
  8. Kirchhoff ' s current law is applied to describe the relationship of branch currents that flow into or out a same node and it reveals the essential law of conservation of electric charges

    基爾霍夫電流定律用來描述流入或流出同一個節點支路電流的關系;它揭示了電荷守恆定律的本質。
  9. So the emergence of facts is just for the purpose of solving these problems of power system. as a branch of facts, active power filter ( apf ), a new power and electric equipment, its function is to eliminate load harmonic and compensate system line reactive power, damp system surge of node voltage, decrease power waste of system line

    作為facts的一個重要分支- - - -有源濾波器( apf ) ,是為了解決系統線路無功功率因數過低以及負載線路諧波過多,從而出現線路損耗大、電源電壓的瞬態波動過陡等一系列相關問題而產生的一種新型電力電子裝置。
  10. Searches begin at the top node in the folder hierarchy and then proceed through every branch

    搜索將從文件夾層次結構的頂部節點開始,然後逐漸涉及每一個分支。
  11. 2. ga optimized bp neural network first, selected function for evaluating. second, used matlab toolbox to design ga ( chosen selection methods, crossover type, and mutation probability ). ga could get rid of redundant node and branch effectively from bp network, and optimized it

    ( 2 )遺傳演算法優化網路首先確定評估函數,再利用matlab提供的遺傳演算法工具箱進行演算法設計(確定選擇方法、交叉類型、變異概率等) ,剔除網路冗餘節點和分支,實現對bp網路的優化。
  12. For the sake of using the binary classification key more flexiblly to classify and identify the diseases and pests as knowledge reasoning, the integration of the principles of backward reasoning and two - way reasoning was put forward, which charges the binary key into the knowledge database of expert system, and computers can make use of the structure to search the branch node and realize the assistant identification of diseases and pests

    為了能更靈活地應用二叉分類檢索表作為知識推理進行病蟲分類鑒定,提出在常規推理的基礎上,融入反向推理和混合推理技術,將二叉分類檢索表作為知識裝入專家系統知識庫,計算機可以利用它搜索分支結點以實現病蟲輔助鑒定。
  13. Two network analysis and operation algorithms for balanced radial distribution systems, called forward - backward sweeping method of power flow solution and real - time control of capacitors installed on distribution systems, are presented in this thesis. distribution networks have characteristics such as mesh network on planning and radial networks on operation. the radial topology of distribution networks has been fully exploited such that a systematic branch and node numbering scheme is utilized to achieve storage and computational economy

    本文對配電網路中電壓的調整,就電容器投切控制問題進行了深入的研究,在前人研究成果的基礎上,針對配電網路結構特點,提出了採用前推回推法計算配電網路潮流,對配電網路就地補償電容器的控制採用模糊控制技術,對全局優化控制採用逐次線性規劃演算法。
  14. This thesis transforms the composition of learning content into the logic cluster of correlative concepts in the concept layer, and proposes the idea of learning content hierarchy graph. by means of the and / or graph of artificial intelligent theory, we can transform the learning content into the problem of and / or tree further. hence, we conclude that the learning content is a tree, the root is learning goal, the branch node is correlative concept, and the leaf is media material

    本文將具體的學習內容組織轉化成在概念層上相關概念的邏輯聚集,提出了學習內容層次圖思想;經過分析發現學習內容層次圖的組織方式和人工智慧理論中的and / or圖之間存在著相似性,將學習內容的獲取轉化為and / or圖中的and / or樹問題;最終確立了學習內容的獲取就是以樹根為學習目標,以分枝節點為相關概念組織,以樹葉節點為對應的媒體素材的邏輯聚集。
  15. A line image displayed next to the last node in a branch when the node is a leaf

    L . gif當某個分支的最後一個節點是葉節點時,在其旁邊顯示的線條圖像。
  16. A line image displayed next to the last node in a branch to indicate that the node is expanded

    Lminus . gif顯示在某個分支的最後一個節點旁邊以指示該節點已展開的線條圖像。
  17. A line image displayed next to the last node in a branch to indicate that the node is collapsed

    Lplus . gif顯示在某個分支的最後一個節點旁邊以指示該節點已折疊的線條圖像。
  18. Because any component ( including segtion of line ) in distribution network belongs to the main line or branch line, this aogorithm classfies all the components in the distribution network into two type of aggregated components, feeder - node component and branch line - node component, and thinking the component fault is equivalent to the corresponding node component fault, adopting binary tree as the model of distribution network is very fast to traverse all the nodes and search of any node in the network

    根據配電網路中任一元件位於饋線或分支線這一特點,將整個網路的元件組合成饋線節點和分支線節點兩種集合元件,從而將元件故障等效為相應的節點故障,實現對配電網路模型的簡化,採用二叉樹模型作為演算法的數據結構,易於實現對整個網路節點的遍歷及節點的搜索。
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