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parallel computer 并行計算機[電腦] 〔有幾個處理機,能同時處理一個題目的...

Therefore , the design of high performance interconnection network is important to the improvement of high performance parallel computer . the “ effect of the bottle - neck “ of electronic interconnection network limits operation speed , clock skew and interconnection bandwidth constraints , which can not be dealed with through technology 電互連網絡不僅存在著“瓶頸效應” 、運算速度有限、時鐘歪斜、互連帶寬受限等問題,而且從工藝上也是無法解決的。

This article details the arrangement relationship of independence , order , deflection order and the waterfall arrangement ways according to path number and running time , with the stress on the “ trapezoid “ arithmetic of batch process in parallel computer 摘要介紹了含有獨立、順序、有偏序關系的批作業的梳理,以及批作業按作業序列路徑數、運行時間長短排序的瀑布式方法,重點講述了并行機批作業執行時的“梯形”算法。

Therefore , the design of high performance interconnection network is important to the improvement of high performance parallel computer . the “ effect of the bottle - neck “ of electronic interconnection network limits operation speed , clock skew and interconnection bandwidth constraints , which can not be dealed with through technology 電互連網絡不僅存在著“瓶頸效應” 、運算速度有限、時鐘歪斜、互連帶寬受限等問題,而且從工藝上也是無法解決的。

This article details the arrangement relationship of independence , order , deflection order and the waterfall arrangement ways according to path number and running time , with the stress on the “ trapezoid “ arithmetic of batch process in parallel computer 摘要介紹了含有獨立、順序、有偏序關系的批作業的梳理,以及批作業按作業序列路徑數、運行時間長短排序的瀑布式方法,重點講述了并行機批作業執行時的“梯形”算法。

Therefore , the design of high performance interconnection network is important to the improvement of high performance parallel computer . the “ effect of the bottle - neck “ of electronic interconnection network limits operation speed , clock skew and interconnection bandwidth constraints , which can not be dealed with through technology 電互連網絡不僅存在著“瓶頸效應” 、運算速度有限、時鐘歪斜、互連帶寬受限等問題,而且從工藝上也是無法解決的。

This article details the arrangement relationship of independence , order , deflection order and the waterfall arrangement ways according to path number and running time , with the stress on the “ trapezoid “ arithmetic of batch process in parallel computer 摘要介紹了含有獨立、順序、有偏序關系的批作業的梳理,以及批作業按作業序列路徑數、運行時間長短排序的瀑布式方法,重點講述了并行機批作業執行時的“梯形”算法。

parallel feed

Ii ) we organize the parallel computing of ' the third generation ocean general circulation model from the chinese institute of atmosphere physics ( lasg / iap ) , and we also apply several parallel optimization strategies including multi - overlapping - boundary . the parallelism is implemented both on distributed memory and shared memory parallel computers , based on the spitting of latitude zones . this parallel ocean general circulation model is the first one in china 11 )發展了國內第一個高效并行海洋環流模式:深入研究了中國科學院大氣物理所第三代海洋環流模式,分析了其串行計算特點和并行可擴展性,指出了其計算方法上存在的對并行計算的某些限制,對該模式組織了有效并行計算,并成功應用了包括多重疊邊界在內的若干并行優化方法,在國產小型mpp系統和sgioriginzoo 。

Cellular element method is a new numerical computing method . in this method the integer analysis of structure is changed into a series of part analysis by using the idea of cellular automata . it may have a good future in the aspect of large structure because it hardly have any special request on the capability of computer . simultaneity , it can be developed into a high parallel arithmetic to suit for the request of parallel computer in the future 元胞單元法是新近出現的一種數值計算方法,它引用元胞自動機的思想將有限元對結構的整體分析變成局域求解,對計算機容量要求低,在大型復雜結構的計算方面具有良好的前景,同時可望形成一種高度并行的算法,適用于未來并行機的要求,是一種富有發展潛力的新的數值方法。

Therefore , the design of high performance interconnection network is important to the improvement of high performance parallel computer . the “ effect of the bottle - neck “ of electronic interconnection network limits operation speed , clock skew and interconnection bandwidth constraints , which can not be dealed with through technology 電互連網絡不僅存在著“瓶頸效應” 、運算速度有限、時鐘歪斜、互連帶寬受限等問題,而且從工藝上也是無法解決的。

The combination of scaling parallel computing technologies and numerical weather forecasting research results is of great significance to develop the high performance parallel computer application , to improve the numerical weather forecasting level , and to advance the parallel computer study 可擴展并行計算技術與數值氣象領域研究成果相互滲透,對發展高性能并行計算機的應用、提高數值氣象預報水平、促進并行計算機的研制,具有極為重要的意義。

With the continuous increasing on the capability of high - performance parallel computer , how to use advanced development method and friendly development environment to take full advantage of high - performance of computer is one of the prominent problems to high - performance computer 隨著高性能并行巨型機的處理能力不斷提高,如何利用先進的開發方法和友好的開發環境將這種巨大的處理能力變成實際有效的計算能力是并行巨型機面臨的關鍵問題之一。

This article introduces the developing history and the current situation of the automatic goal discern , and on the basis of structure of the parallel computer and neural network knowledge , it analyses the hardware and software engineering foundation that realized the real - time goal recognition system 介紹了自動目標識別的發展歷史和現狀,在并行計算機結構和神經網絡知識的基礎上,分析了實現實時目標識別系統的硬件和軟件技術基礎。

Ga poses implicit parallelism and is suitable for implementation on large scale parallel computers . dividing the whole population into sub - populations and coarse - grained island model of exchanging information among sub - populations are the most direct parallel method Gas具有天然的并行性,非常適合于在大規模并行計算機上實現,把串行gas中的單一群體分成多個子群體,各子群體之間相互交換信息的粗粒度并行是將gas并行化的最直接方式。

This article details the arrangement relationship of independence , order , deflection order and the waterfall arrangement ways according to path number and running time , with the stress on the “ trapezoid “ arithmetic of batch process in parallel computer 摘要介紹了含有獨立、順序、有偏序關系的批作業的梳理,以及批作業按作業序列路徑數、運行時間長短排序的瀑布式方法,重點講述了并行機批作業執行時的“梯形”算法。

The arithmetic architecture of parallel pragram is closely related with the architecture of parallel computer system . presently , there are some popular models such as share - memory model , message passing model and data paralleling model 并行計算采用并行程序實現,并行程序設計的算法結構與并行計算機系統結構緊密相關,當前流行的算法結構有共享存儲、消息傳遞、數據并行等多種模型。

The conflict can be resolved by the parallel compute , but two questions exist at the same time . firstly , the related high rank parallel software is so scarce that the parallel computer can only used by the professional programmer 并行機的出現為復雜結構精細分析提供了硬件基礎,但由于高層次并行軟件的缺乏使得并行計算機往往只能由專業程序員使用,另外,并行機價格昂貴,不易普及。

It is found that when the number of the grids is over 512000 , the efficiency of two parallel computers is more than 67 . 9 % , and over 52 . 8 % by four computers . and the efficiency will improve as the grid number increases 通過測試發現當網格數量超過512000時,兩臺計算機并行效率超過67 . 9 ;四臺計算機并行效率超過52 . 8 ,并且隨著網格數量增加,并行效率能夠得到進一步提高。

The performance model has been validated against the implementation results obtained on a dawing tci700 parallel computer and can be readily used to estimate the performance before the optimistic simulation is implemented 在曙光tc1700并行機上的性能實驗表明,我們的解析性性能分析模型得到的結果與實際實現的結果是非常接近的,可以用于樂觀仿真實現前的性能預測。

Parallel computer is an important area of the research of high - performance computer , and the efficient , rapid , large - capacity interconnection network is the base of large - scale parallel computer 并行計算機是高性能計算機領域的重要研究方向,大規模并行機的關鍵是需要高效、快速、大容量的互連網絡,所以改善并行計算機性能的關鍵問題是設計高性能的互連網絡。