dynamic algorithm 中文意思是什麼

dynamic algorithm 解釋
動態演算法
  • dynamic : adj 1 動力的,動力學的;力學(上)的;動(態)的;起動的。2 有力的,有生氣的;能動的;(工作)效...
  • algorithm : n. 【數學】演算法;規則系統;演段。
  1. Finally, this thesis explored incremental algorithm, which featured normally in addable and non - iterative with some advantages, such as applicable to large and dynamic database, lower demand for memory, implementation of parallel processing and incremental update

    增量演算法的要求是聚類特徵一般是可加的、非迭代的,該文提出了一種基於密度的網格聚類演算法gdclus ,並在此基礎上提出了增量式演算法igdclus 。
  2. 4. an object detection method with em ( expectation maximum ) algorithm of dynamic layer representations is researched and improved. previous algorithm contains optical flow computation, affined transformation, and clustering algorithm, and it is not convenient for detecting object quickly

    4 .分析並改進了基於em ( expectationmaximum )演算法的運動目標分層檢測演算法,早期演算法由於涉及光流場求解、仿射變換、聚類合併等復雜運算,計算量大,不適合圖像序列的快速處理。
  3. The procedure functions in the compare between partial image of dynamic collection and corresponding image of the airscape. in chapter 5, basing on the analysis of correlative theory of digital image, we introduce the improved fasted - down algorithm and simulative anneal algorithm, which applies to nn calculation, an d bring forward the unique and effective means, correlative original value evaluation. basing on the combination of correlative arithmetic, a stable, high - speed and exact correlative arithmetic is formed, which makes it possible to apply computer vision detection of single - needle quilting in industrial production

    本文展開研究並取得一定成效:構建了基於pci總線的微機實時圖像採集系統;在採集的布料總圖(鳥瞰圖)的基礎上,通過數字圖像的數字濾波、圖像增強、邊緣檢測等處理,提取布料圖像的邊緣,對輪廓的矢量化的象素點進行搜索,得到相應的圖案矢量圖,從而確定絎縫的加工軌跡,生成加工指令;在進給加工過程中,主計算機對動態局部圖像與總圖(鳥瞰圖)的對應部分進行圖像相關的匹配計算,應用數字圖像理論,結合神經網路計算的改進最速下降法和模擬退火演算法,提出獨特而有效的相關迭代初始值賦值方法,形成穩定、高速和準確的相關運算,實現單針絎縫視覺測量和自動控制。
  4. Because of no limitation to task granularity, ppa is especially suitable for scheduling fine granularity tasks ( also suitable for coarse and medium tasks of course ), consequently helpful theoretically and practically for studying task schedule algorithm for rtdcs. according to the principle of fault - tolerant scheduling, combined with characteristics of tft in rtdcs, the paper puts forward the scheduling model of tft, corresponding implementation mechanism and the dynamic fault - tolerant scheduling algorithm ( namely ftpb ) and analyzes its complexity, with experimental data and contrast table compared with other analogic algorithm

    結合實時分佈系統中容錯任務的特點,根據容錯調度原理,給出了容錯任務的調度模型、實現機制及動態容錯調度演算法ftpb ,並對演算法進行了復雜哈爾濱工程大學博士學位論文; ; ; ; ;二; ; ; ;奮石石奮; ;性分析,給出了演算法實驗數據及與其它同類演算法的比較結果。
  5. Third, this dissertation analyzes the complicacy of result size estimation problem for xml structure based query optimization compared to its counterpart in traditionally relational database, and proposes a full - featured result size estimation algorithm for xml query, sxm. for simple path expression query, this dissertation proposes a dynamic synopsis model for xml data based on the concept of f - stable and b - stable, xmap. for complicated path expression query, this dissertation adopts an improved bifocal sampling method for result size estimation

    第三,分析了xml結構化查詢優化中的查詢代價估計問題與傳統關系型數據庫中的查詢代價估計問題的區別,提出了一套完整的xml結構化查詢代價估計體系sxm ,包括對簡單路徑表達進行查詢代價估計的動態xml數據統計模型xmap ,對復雜路徑表達進行查詢代價估計的雙焦點例舉法,以及對值匹配條件進行查詢代價估計的基於小波的多維直方圖方法,並能將多種查詢表達的查詢代價估計結果結合在一起,以給出一個完整的xpath查詢的代價估計。
  6. In traditional atm networks, the most widely used dynamic bandwidth allocation algorithm is known as “ bisection algorithm

    在傳統的atm網路中,使用最為廣泛的動態分配帶寬的最優演算法是二分法。
  7. To solve the capacitated dynamic lot - sizing problem in group technology cell, a method based on binary particle swarm optimization ( pso ) algorithm and immune memory mechanism was proposed and its implementation was illustrated in detail

    摘要為求解基於成組單元有能力約束的生產批量計劃問題,提出了一種基於二進制粒子群演算法和免疫記憶機制相結合的方法,並闡明了該方法的具體實現過程。
  8. Due to existing signal processing technology ’ s shortage such aslow measurement, narrow measurement range precision and other poor performance, we introduced a high - precise signal processing technology : firstly, to get power spectrum with hanning windowed welch modified periodogram, search its peak value frequency ; secondly, to apply zooming analysis via goertzel algorithm ; at last, to get a highly precise doppler frequency with energy centrobaric rectifying algorithm 。 the simulating result indicated that this technology introduced could get accurate doppler frequency 。 depending on above discussed technology, we designed a signal processing scheme, and developed a signal processing system. the running result showed high performance, verified the feasibility and reliability of the highly precise signal processing technology introduced. in a word, the technology improved ldv ’ s performance such as measurement precision, measurement range, dynamic response time 。 and it will have a wide application foreground

    針對存在的缺點,本文提出了一種應用於激光多普勒測速的高精度信號處理技術,即首先利用加hanning窗的welch修正周期圖演算法得到信號功率譜,搜索其譜峰值頻率,接著利用goertzel頻譜細化演算法對搜索的譜峰進行細化分析,再引入能量重心頻譜校正演算法對細化后的譜峰進行校正分析,從而將離散頻譜分析演算法、頻譜細化演算法和頻譜校正演算法三者有機結合起來,充分發揮各自的優點:通過加hanning窗的welch修正周期圖演算法快速得到功率譜及峰值頻率,通過goertzel演算法獲得分析頻帶的高解析度頻譜,然後通過能量重心校正演算法對細化后的頻譜進行高精度校正,這樣不僅保證了演算法的高效性,而且大大提高了分析的精度。
  9. Firstly, second harmonic component ratio and dead angles of two phase inrush ' s dispersion in three - phase transformes are acted as input variable. secondly, the method applies improved algorithm based on the original algorithm of multi - layer forward back propagation network, that is to say, adding last variational effect of weight value and bias value to this time and making use of variable learning rate. at the same time, this method also adopts dynamic form in the number of hidden floor node

    首先,文中將三相變壓器兩相涌流差流的二次諧波含量比和間斷角作為網路的輸入變量;其次,利用對原有bp網路訓練演算法基礎上的改進型演算法(即在計算本次權值和閾值的變化時增加上一次權值和閾值變化的影響以及採用變學習率,與此同時隱含層神經元個數採用動態形式) ,通過樣本訓練使網路結構模型達到最優。
  10. Many factors were considered in the algorithm such as the helicopter nonlinear flight dynamic model, the time delay of rotor wake, the air compressibility at advancing blade, the stall of retreating blade, the unsteady flapping motion of rotor blades and the aerodynamic interaction among rotor, fuselage, tail rotor and empennage

    根據這一方法可以確定為完成直升機機動飛行所需的駕駛員操縱輸入及直升機的飛行速度、角速度和飛行姿態的變化歷程。
  11. Abstract : large time delay exists in complicated practical processes. for example, in fccu ( fluidized catalytic cracker unit ) reactor - regenerator, the feed is preheated through heat exchanging from fractional column slurry, thus results in large time delay. a predictive control system is designed for such processes, where the kernal algorithm is dynamic matrix control. application results show that the control behavior is improved than original pid control

    文摘:實際的復雜工業過程,往往具有大的時滯,例如:煉油廠催化裂化裝置的反應再生系統,其原料油預熱通過油漿換熱實現,因此時滯特別大.本文針對這一類大的時滯過程,設計了以動態矩陣控制為核心演算法的預測控制系統,運行實踐表明:這一控制方案比原pid控制在控制質量上有較大提高
  12. The dynamic glycolysis chaotic oscillation process is identified using vbl network, which shows that this algorithm has better convergence property than other algorithms

    對糖酵解混沌振蕩過程進行動態辨識建模,結果表明本演算法具有較好的辨識效果和收斂性。
  13. ( 3 ) a category - based dynamic graph. ( cdg ) structure, which supports the novel tactic of relation - oriented collision detection, is presented to improve the efficiency of collision detection and realize the attached motion in vr scene. ( 4 ) a dynamic 8 - tree structure and a relative self - similar recursion algorithm are presented to model a dynamic workpiece object, which is machinable

    ( 3 )提出並實現了基於分類的動態圖結構( cdg ) ,該結構支持面向關系的碰撞檢測,很好的解決了虛擬cnc銑床環境下碰撞檢測的唯一性和完全性問題,在很大程度上提高了碰撞檢測的實時性,並實現了虛擬環境下的關聯運動。
  14. System structure model based on simulation database is presented, by which realize effectively to integrate nc geometric simulation with physical simulation. 2. in the nc geometric simulation and nc verification, a partial rendering algorithm is improved by using dynamic oob ( oriented bounding box )

    2 .在幾何模擬方面,改進了幾何模擬局部刷新演算法,提出動態方向區域法,使在加工模擬過程中可以進行旋轉、放大和縮小等動態操作,便於了解工件在模擬加工過程中的具體情況。
  15. To deal with the difference on operating system level, this paper designs a thread - level algorithm based upon priority inheritance protocol to prevent priority inversion. a dynamic priority mapping and scheduling algorithm to achieve strict order is also presented. through analysis of multi - threaded execution order under fixed priority scheduling model, a multithreaded programming model with totally predicable execution order is proposed

    針對各種操作系統的差異,本文提出了基於優先級繼承協議的線程級防優先級翻轉演算法,提出了能夠嚴格保序的動態優先級映射方法及相關的調度演算法,通過研究固定優先級調度下的多線程執行順序問題,本文還提出了一種執行順序可預測的多線程程序設計模式。
  16. A delay - constrained dynamic algorithm for multicast routing

    一個時延約束的動態組播路由演算法
  17. Respectively. the dynamic equations of system have been established and the inverse dynamic algorithm has been presented

    文中還通過模擬算例就不同基解位形對操作結果的影響進行了比較。
  18. When the channel changes rapidly, this proposed dynamic algorithm is efficient. other than above, this paper also studies the character of ofdm under multipath fading and gives the baseband computer simulation by systemview. at last, it performs ofdm dsp hardware plug - in simulation

    利用systemview軟體進行模擬多徑通道下ofdm系統性能模擬,並探討了模擬過程中的一些問題,最後搭建了ofdm基帶模擬系統,並利用tms320c54dsp晶元,進行了ofdm硬體嵌入式模擬。
  19. An dynamic algorithm of attribute reduction is presented. in fact, data are always changing in database, so a dynamic algorithm of attribute reduction based on rough logic is presented, which can get new minimum decision algorithm based on the original one when new object is added. it can avoid reduction from large original decision table, update and vindicate the original algorithm, and improve the efficiency of attribute reduction

    2 .提出了一種增量式屬性約簡演算法針對實際問題中數據庫中的數據是不斷變化的這一情況,以粗糙邏輯為基礎,針對新加入的對象相對于原來的極小決策演算法而言是全新的這種情況,提出了一種增量式屬性約簡演算法,從而避免每次從龐大的原始決策表開始約簡,實現了對原極小決策演算法的更新與維護,提高了屬性約簡的效率。
  20. For multi - granularity application, both a lambda - group model used in traffic grooming and a new intelligent switching fabric based on the new model were presented. the optical switching fabric presented a distinctive approach of dividing granularities into specific tunnels for effective optical treatment. in addition, two key dynamic algorithm modules of configuration for granularity separation in the control layer were discussed. simulation results show that the method of particular channel partition can greatly improve the average channel quality and the blocking performance along every optical path for dynamic connection requests

    針對多粒度應用,開發了一種用於流量疏導的波群模型,並引入一種基於此模型的新型智能交換結構.該光交換結構提供了獨特的區分粒度到相應隧道進行有效處理的方法.此外,還討論了控制層粒度分離時採用的兩個關鍵的動態演算法模塊.模擬結果顯示這種特殊的通道分離方法有效提高了處理動態連接請求時每個光路徑的平均信號通道質量和阻塞性能
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