parallel block 中文意思是什麼

parallel block 解釋
并行分程序
  • parallel : adj 1 平行的;并行的 (to; with); 【電學】並聯的。2 同一方向的,同一目的的。3 相同的,同樣的,相...
  • block : n 1 片,塊,大塊;粗料,毛料;木料;石料;金屬塊;【建築】塊料,砌塊;【地質學;地理學】地塊。2 ...
  1. Turbo codes represent the new code structures, which consist of pccc ( parallel serially convolutional code ) and sccc ( serially concatenated convolutional code ). in this paper, the background of turbo codes are firstly introduced, which includes the base principle of error correction code 、 block code and convolutional code ; the principle of turbo code and the iterative decoding is secondly expanded ; the key decoding algorithm : a revised map algorithm and iterative decoding theory are detailed ; then, a new turbo code structure : hccc ( hybrid concatenated convolutional code ) is presented, and the capacity of this code method is analyzed, the average capacity upper bound is derived ; at last, this code is simulated on awgn ( additive white gaussian noise ) channel and rayleigh fading channel

    本文首先介紹了turbo碼的背景知識,包括差錯控制的基本原理、分組碼和卷積碼;然後闡述了turbo碼的基本原理,包括turbo編譯碼器結構及迭代譯碼原理;較為詳細地描述了關鍵的譯碼演算法: ?種改進的最大后驗概率( map )譯碼演算法及迭代譯碼演算法;提出了一種新的turbo碼結構:混合turbo碼(混合級聯卷積碼) ;並用編碼性能聯合界分析方法對混合turbo碼進行了性能分析,得出了其平均性能上界;並在高斯白噪聲通道和瑞利衰落通道上分別作了一些應用研究及計算機模擬實驗。
  2. Moreover, the block time - recursive 2 - d rdgt algorithms and their unified parallel lattice structure implementation are extended from 1 - d rdgt case. three applications of the rdgts are investigated : gabor representation for transient signals via the rdgts, mnr fid signal enhancement via the oversampled gabor transforms, representation and approximation of time - varying systems via the rdgts. the experimental results show the efficiency and advantages of the rdgts in applications

    研究了基於實值離散gabor變換的瞬變信號表示演算法、基於過抽樣實值離散gabor變換的核磁共振fid信號增強演算法以及基於實值離散gabor變換的線性時變系統表示與逼近方法,實驗結果驗證了實值離散gabor變換在應用方面的優越性和有效性。
  3. Two block time - recursive algorithms are developed for the efficient and fast computation of the 1 - d rdgt coefficients and for the fast reconstruction of the original signal from the coefficients in both the critical sampling case and the oversampling case. the two algorithms are implemented respectively by a unified parallel lattice structure. and the computational complexity analysis and comparison show that the proposed algorithms provide a more efficient and faster method for the computation of the discrete gabor transforms

    首先論證了一維rdgt系數求解演算法和由變換系數重建原信號演算法,不論是在臨界抽樣條件下還是在過抽樣條件下,都同樣具有塊時間遞歸特性,並提出了相應的塊時間遞歸演算法及其并行格型結構實現方法,計算機模擬驗證了并行格型結構實現的可行性,計算復雜性分析與比較也說明了rdgt塊時間遞歸演算法的并行格型結構在計算時間方面所具有的高速和高效性能。
  4. A parallel computing software is established independently. this software is a cell - centered finite - volume, structured grid, multi - block code which solves the equations governing inviscid and viscous flow of a calorically perfect gas or of an arbitrary mixture of thermally perfect gas undergoing non - equilibrium chemical reactions

    通過簡單的參數控制,該程序既可計算二維、軸又巾彌和三維量熱完全氣體,也可計算化判卜平衡流;既可計算無粘流,也可計算粘性流。
  5. Through ( multi - level ) bordered block partition of the power system topology matrix, a bbdf coefficient matrix which is suitable for above decomposition is formed. when the equation is solved with parallel iterative method, convergence acceleration is achieved through damping newton method

    通過採用(多重)對角加邊的方法進行電力網路拓撲分割,以形成適合以上分解法求解的對角加邊形式的系數矩陣,并行求解后並對迭代過程進行阻尼牛頓法修正,以達到加速收斂的作用。
  6. According to characteristic of parallel mechanism and the different control rule between traditional nc machine and parallel nc machine, the cnc system with open modular architecture has been set up. because the software module and hardware module have been designed based on standardization and diversification, the deviser can set up system with different module such as building block

    根據並聯實驗平臺的結構特點以及它與傳統機床控制規律的不同,本文採用開放式、模塊化體系結構建造數控系統,在標準化與多樣化的基礎上設計了軟、硬體模塊,這樣就可以通過加減配置不同的模塊來構造數控系統,實現系統「積木式」的集成。
  7. Nacpro apparel pattern making system has great progress in the intellectualized and humanized operation. original database management mode, intellectualized automatic pattern - making, auto - grading and customized system, entirely opening unlimited basic block library, linkage operation of pattern modifying, substantial mark lib and line lib in the system or setting, point parallel line - cutting grading and 3d re - grading or more - times grading, marker making for traditional textile irregular textile knitted textile, etc., auto - matching plaid marker making, beds marker making and double - deck bed marker making, automatic marker making which can be modified by hands any time. we do everything to help the users operating conveniently, quickly and economically

    隨著計算機技術不斷發展,在我公司全體員工的努力下, nacpro服裝制板排板系統在智能化操作和人性化操作方面的綜合能力大大提高,新穎的數據庫管理模式智能化的自動打板自動放碼及度身定做全開放式的無限量原型板庫打樣后修改紙樣的關聯聯動操作大量系統和自定義的記號庫及線型庫碼點平行線-切開線多種放碼方式相結合併可進行二次多次立體放碼傳統面料不規則面料針織面料等不同面料的排料方式自動對格排料分床及高低床排料自動排料並可隨時與手動相結合的人工可干預智能排料我們所做的一切,都是為了讓用戶操作得更加方便快捷節約時間節約面料,我們可以肯定地說, nacpro將以其嶄新的面貌,無愧成為當今同行業的勝出者。
  8. In the proposed scheme, the outer code comprising several block codes for error detection in parallel, and the inner code employing a recursive systematic convolutional ( rsc ) code for error correction, are linked by an interleaver

    本文所討論的體制中,串列級連碼的外碼由多個分組檢錯子碼構成,內碼是一個系統遞歸卷積碼。
  9. In this paper, based on the analysis of the rlem of theory foundation, computing method, preference, applicability, etc, we anatomized the rlem of three self - deficiencies and six scarcities. moreover, we adopted the parallel ways of contrasting the rlem with the fem and applied it to analyzing the impact of slide block of elasticity and plasticity, slip surface of coefficient and slip bed of elasticity, plasticity upon the stability of slope and in the plain linearity slope, the plain refracted line slope and the plain arc slope. in addition, we discussed the warp of between the lem of ( sarma, janbu, order, bishop, morgenstera - price, etc ) and the fem of result and the distributing of positive stress and shear stress on the slip surface

    本文從剖析剛體極限平衡法的理論基礎、計算方法、參數選取、適用條件等方面入手,剖析了剛體極限平衡方法的3點自身缺陷和6點不足,並在此基礎上採用了剛體極限平衡法(平面滑動破壞法、 sarma法、傳遞系數法、普遍條分法、 janbu法、 bishop法、 morgenstern - price法)與大型有限元法對比研究的方法,分析研究了平面直線型滑坡、平面折線型滑坡、平面圓弧型滑坡在漸進破壞中邊坡的滑體彈塑性參數、滑麵塑性參數) 、滑床的彈塑性、以及極限平衡法無法考慮開挖應力釋放等因素對邊坡穩定性的影響與滑動面上的正應力、剪應力分佈規律、安全系數的解答的差異。
  10. Chapter 4 explores the multi - level pipeline - controlled parallel mechanism and parallel performance of multi - sharc system. then the parallel data block - processing scheme for distributed multi - dsp ring network system is introduced in view of dsps " macro pipelines and operating pipelines

    提出了在考慮到操作流水線和宏流水線的影響下,數據塊并行處理策略在基於環網結構的分散式多sharc系統中的新應用。
  11. After analyzing the characteristic of the parallel processing system, some problems about design missile - carrying processing system are pointed out ; network in the parallel processing system has become bottleneck and affect the performance of system, so the processing efficiency is analyzed in a multiprocessor system based on cluster - bus and some rules in designing the network in the multiprocessor system are brought out ; genetic algorithm is used for scheduling in the multiprocessor system, and a scheduling algorithm is described to suit arbitrary number of tasks, unequal task processing time, arbitrary precedence relation among tasks and arbitrary number of parallel processor, so that the schedule length will be minimized ; finally, an atr algorithm is mapped to a ring multiprocessor system, and a block diagram using dsp device is constructed. in chapter 4, the study is performed on real - time system hardware realization of atr. tms320c80 is selected as the kernel processor in multiprocessor system

    為此,對一種由常用的dsp晶元組成的多處理器系統的處理器利用率進行了分析,提出了多處理器系統互連網路設計的基本原則;本章使用遺傳演算法作為實現多處理器調度的工具,提出了一種新的任務調度演算法,該演算法主要是為了解決在任務數任意、任務計算時間不相等、任務前趨關系任意、以及任務間存在通信和考慮任務存貯器要求的情況下,如何優化任務在各個處理器上的分配和執行順序,使得多處理器系統總的執行時間最小;最後對一個目標識別演算法進行了硬體實現優化分析,根據分析結果,將演算法映射到由dsp晶元組成的環形網路連接的處理器拓撲結構上,得到了多處理器系統的原理框圖。
  12. Now, the number of regional trade block noticed to wto grew to 160. for that reason we can conclude that this lends credence to the theory that regionalism is emerging as a parallel force to multilateralism in the international economic system

    目前,通知wto的區域貿易協定已達160個。可以說,全球經濟正處于「區域主義」與「全球主義」平行發展的時期。
  13. Abstract : in this paper, some primary problems and key techniques are analyzed and discussed on distributed processes of remote sensing imagery, including the distributed processing model, supplying environment, data storage management, data sub - block dividing, function decomposition, load equalization and progress assignment of parallel processes, etc

    文摘:分析和探討了分散式遙感圖像處理中的主要研究問題和若干關鍵技術,包括分散式處理模型、支撐環境、網路環境下的遙感數據存儲管理、分散式并行處理中數據劃分、功能分解以及負載平衡與任務分配等。
  14. This paper emphatically researches some typical search algorithms based on block matching of motion estimation, such as 155, fss, tdl, cs and ds. aimed at questions existing in these algorithms, under the elicitation of man vision system, the author designs a new integrative pattem ( sdp ) ftom the bionic view, which shows a parallel processing idea of coarse location and accurate orientation, and then presents a new square - diamond search ( sds ) algorithm for block matching motion estimation. the results of experiment prove that not only the new sos is much faster than above traditional algorithms, but also its psnr and visual quality of the retrieval images are better than those of other algorithms, and as nearly good as that of fs

    本文重點研究了三步法( tss ) 、四步法( fss ) 、二維對數法( tdl ) 、交叉法( cs )和菱形法( ds )等經典的基於塊匹配的運動估值演算法;針對它們存在的問題,在人眼視覺系統的啟發下,從仿生學的角度設計了一種新的綜合模板( sdp ) ,它體現了粗定位和準確定位并行處理的思想,在此基礎上提出了一種新的用於塊匹配的搜索演算法?正方形?菱形搜索( sds )演算法;實驗證明:該演算法的搜索速度比fs 、 tss 、 fss 、 tdl 、 cs和ds都快,而且根據運動矢量恢復出的圖像在psnr和主觀視覺效果方面都和fs相當,比其它演算法要好。
  15. First, we analyze the factors of image degradation, then we put our focus on the two situations : noise and block losses in transmission domain. meanwhile, we choose clusters of smp ( symmetric multi processor ) as our hardware architecture after contrast with other parallel computers

    在分析圖像退化原因的基礎上,把由噪聲引起的退化和基於塊編碼傳輸過程中的圖像退化問題作為主攻方向,同時分析了當今比較成熟的并行計算機體系結構smp機群,並討論了smpcluster上的演算法優化問題。
  16. Finally, on the basis of the mpeg - 1 layer hencoding hardware structure, the block of logic communicates with the pc over the parallel port and the interface for flash memory are design. then a mpeg audio coding system, which applies to store audio signal, is presented through the field programmable gate array device technology

    最後,在mpeg - 1層編碼的硬體結構的基礎上,結合計算機並口通信和flash存儲器的介面模塊,採用現場可編程邏輯器件fpga技術,最終設計了一種應用於音頻信號存儲的mpeg音頻編碼系統。
  17. Also, the relactions between the best block size for matrix transpose and the size and associativity of the processor ' s cache is formulized. for parallel optimization, several programming models available on a numa system, such as lightweight processes ( sproc ), posix threads, openmp and mpi, are compared, and their speedup and coding complexity are analyzed

    對于sar成像處理的并行優化,本文對比了在numa架構上可用的幾種并行編程模型:輕量級進程、 posix線程、 openmp和mpi ,針對numa架構和sar成像處理的特點從加速比、編程復雜度等多個方面進行了討論。
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