空間多路復用 的英文怎麼說

中文拼音 [kōngjiānduōyòng]
空間多路復用 英文
spatial multiplexing
  • : 空Ⅰ形容詞(不包含什麼; 裏面沒有東西或沒有內容; 不切實際的) empty; hollow; void Ⅱ名詞1 (天空) s...
  • : 間Ⅰ名詞1 (中間) between; among 2 (一定的空間或時間里) with a definite time or space 3 (一間...
  • : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
  • : Ⅰ形容詞1 (重復) repeated; double; duplicate 2 (繁復) complex; compound Ⅱ動詞1 (轉過去或轉過...
  • : Ⅰ動詞1 (使用) use; employ; apply 2 (多用於否定: 需要) need 3 (敬辭: 吃; 喝) eat; drink Ⅱ名...
  • 空間 : space; enclosure; room; blank; interspace
  1. In this study, the model emphasizes particularly on time series of geological entity and at the same time it realizes the integration of the spatial model and the attributive model by integrating complicated spatial and attributive character of forest resources. program is realized by matlab. the ann toolbox of matlab established many tool functions based on ann theory

    本項研究中,基於gis的神經網預測模型主要側重的是地理實體數量時結構序列,模型結合森林資源雜的和屬性特徵,不僅使了gis關系數據庫中的屬性時序列值,同時也使了一定的模型,實現了模型與屬性模型的有效結z 、口0在程序的實現上採m八tlab開發環境,其中的神經網工具箱以人工神經網理論為基礎,構造了網分析和設計的許工具函數。
  2. Three - dimensionally braided structural composites have distinct structure that is fully integrated, continuously spatial fiber - network impregnated with ductile material. the new innovative materials have not plies as conventional composites have, and put an end once and all to low interlaminar strength showing in laminate materials. because of their enhanced stiffness and strength in the thickness direction, near - net - shape design and manufacturing, superior damage tolerance and specified aerospace function, the braided composites are gaining more and more attention of industry and academia

    三維編織結構合材料是完全整體、連續、向的紡線(纖維束)的網,充填以延性材料,這類新材料已失去通常合材料的層合板概念,由此,層合板合材料層脆弱的致命弱點在編織結構合材料中得到克服,所以編織結構合材料具有高的強度和剛度(包括在厚度方向) ,接近實際形狀的製造,高的沖擊韌性、高的損傷阻抗,和按實際設計要求的特定的航航天方面的使功能,因而廣泛地受到工業界和學術界的關注。
  3. To analyze some key technologies of optical network relative with rwa in detail, such as transmission, switching and internetworking ; to emphasize on the research of function, fabric and performance of optical cross - connection ; to carry out numerical simulations for crosstalk introduced by optical cross connect and to present measurements for suppressing it such as doubly filtering, fixing optimum decision threshold and appropriately choosing the number of multiplexed wavelengths ; 3. to research the fundamental principle and some problems relative with rwa, including the type of optical network, the type of traffic, the type of service, the survivability of optical network ; to classify and compare rwa algorithms and particularly research some dynamic rwa algorithms ; 4. to present reserved light - path and classify network resource such as used, unused and reserved status, to emulate establishment of all - optical connection in optical network through modified rwa algorithm and show effectively reducing setup time of all - optical connection utilizing reserved light - path ; to research rwa algorithms of multi - fiber network, to present new link weight functions dependent on node degree, unused fiber ( s ) per wavelength - layer and routing policies, to perform emulation of rwa based wavelength layer graph applying new link weight functions and show them make algorithms better performance and network lower blocking rate ; 5

    詳細分析了與rwa相關的光網關鍵技術,包括傳輸、交換、組網等,重點研究了光交叉連接的功能和結構、性能,對其引入的串擾進行了詳細分析,選擇恰當的器件參數進行了數值模擬,並提出了抑制措施(如雙重濾波、優化判決門限、選擇恰當的波長數) ; 3 .研究了光網的r認叭的基本原理、與r認叭的幾個相關問題(光網類型、業務類型、流量類型、光網生存性) 、 r認人演算法的分類和比較,具體研究了幾種動態r場人演算法; 4 .研究了以全光連接建立時為優化目標的r認認演算法,提出預置光的概念,對網資源進行狀態分類(佔、未佔、預置) ,利改進的r認叭演算法模擬,預置光可為部分新到的連接請求快速建立連接,從而提高網性能;研究了以光纖網連接阻塞率為優化目標的r認城演算法,提出了以節點度數、每個波長分層的閑光纖數以及由策略決定的幾種鏈權重函數,利基於波長分層圖模型的并行r場人演算法模擬,利新的鏈權重函數使得演算法具有更優的性能,使網具有更低的連接阻塞率。
  4. On the base of fully utilizing the available data about tectonic maps and structural elements, the present paper has made synthesized research that used the ways of stratigraphic sequence edge unconformity analysis and stratigraphic thickness correlation analysis, and combined seismic - data interpretation, review of paleo - structure and ancient landform and research of tectonic evolution and petroleum system, and combined region and location, plane and profile and time and spatial. by the synthesis analysis on tectonic evolution of hetian paleo - uplift in tarim basin, the results indicate that : ( 1 ) hetian paleo - uplift is a sedimental and erosional paleo - uplift. the formation and evolution of the hetian paleo - uplift experienced three stages, that is, the uplifting and eroding stage of the caledonian period, the depositional stage of the hercynian period and the destroying stage of the himalayan period, and evolved from paleo - lift to inclining strap at last

    本文採地質和地球物理相結合的研究思,運種技術手段和方法;在充分利已有構造圖資料和構造要素資料的基礎上,運地層層序邊界不整合分析法、地層厚度對比分析法,結合地震資料的精細解釋、古構造和古地貌的恢、構造演化史研究、含油氣系統的研究,和區域和局部、平面和剖面、時的結合研究,對塔里木盆地和田古隆起構造演化及油氣關系進行了綜合分析,認為: ( 1 )和田古隆起為一沉積?剝蝕性古隆起;形成於志留-泥盆紀;其構造演化可分為三個階段,即加里東期的抬升剝蝕階段、海西期的沉積階段和喜山期的破壞階段,最終由古隆起演變為一斜坡帶。
  5. Because ga possesses the traits of can global random search, the robustness is strong, been use briefly and broadly, it didn ’ t use path search, and use probability search, didn ’ t care inherence rule of problem itself, can search the global optimum points effectively and rapidly in great vector space of complicated, many peak values, cannot differentiable. so it can offset the shortages of nn study algorithm, can reduce the possibility that the minimum value get into local greatly, the speed of convergence can improve, interpolation time shorten greatly, the quantity of training reduce

    因為遺傳演算法具有全局隨機搜索能力,魯棒性強、使簡單和廣泛的特點,它不採徑搜索,而採概率搜索,不關心問題本身的內在規律,能夠在雜的、峰值的、不可微的大矢量中迅速有效地尋找到全局最優解,所以可以彌補神經網學習演算法的不足,使陷入局部最小值的可能性大大減少,使得收斂速度提高,訓練量減小。
  6. It ' s an ideal structural system and has multi - earthquake resistance ability because of a great deal of slabs removed in floors above the transfer - story amended the lateral stiffness of the stories near the transfer - story. based on the available references, the five - spring line element, the three - spring line element and the multiple vertical - line - element model are introduced to model special column, beam and shear - wall, the relevant stiffness matrixes are deduced and the restoring - force models are gaven to deep into the elasto - plastic seismic characteristics of the structure. acording to the results of shaking table test and elastic finite element analysis, a new making model melhod is presented in which uses the linear and the nonlinear element and the assumption that the floor is infinitely rigid in different areas

    為進一步研究這種雜高層建築結構的彈塑性性能,本文在國內外現有研究的基礎上,提出利五彈簧桿元、三彈簧桿元及豎線單元模型分別模擬柱、梁和剪力墻,推導了相應的剛度矩陣並給出了恢力模型;結合試驗研究和精細有限元分析的結論,提出線性和非線性單元相結合,剛性樓板假定和彈性樓板相結合的建模方法,較好地解決了結構彈塑性分析中佔計算機資源較的問題;接力大型有限元分析程序? ? ansys ,在上述建模思的指導下建立了結構的非線性分析模型,進行了三維彈塑性時程分析。
  7. Firstly, the paper, combining the characteristic of synchronous pulse bursts and inhibition with the modified pcnn model, presents a way of finding the foveation points in the images adaptively and effectively, and simulates the human vision system. secondly, pcnn is extended to pcnns, based on the properties of information couple and transmission, an algorithm that is used to fuse images of the same target got by several sensors to an image is presented to simulate the human vision system. thirdly, combining the properties of synchronous pulse bursts, capture, and transmission and competition of waves, the paper presents two ways of classification, one is an algorithm based on the properties of neuron to capture and inhibit to classify the data taking on any complex unlinear distribution robustly, the other is based on the restricted distance and modified of the former to remove the influence of inferior samples in classification ; fin ally, based on the accumulative difference pictures, and the forming and transmission of pcnn wave, selecting and controlling the direction of autowave by connecting the neighbouring neurons selectively, the paper presents a way to simulate the tracks of moving object and detect the moving direction

    首先結合pcnn的同步脈沖發放和側抑制特性,提出了基於改進型pcnn的圖像凹點檢測演算法,該演算法是一種自適應而有效的圖像凹點檢測方法,並且較好地模擬了人類視覺系統;然後,結合信息傳遞和信息耦合特性,將pcnn擴展成pcnns ( pcnn網群) ,提出了一種基於pcnns的圖像融合演算法,能夠將個傳感器獲取的同一目標的圖像信息融合到一幅圖像中,有效模擬了人類視覺系統;另外,結合pcnn的同步脈沖發放特性、捕獲特性和波的傳播競爭特性,開拓地將pcnn於模式分類中,提出了基於耦合神經元點火捕獲抑制特性的分類方法和改進的約束距離下的pcnn分類方法,前者可實現對樣本中任意雜分佈訓練樣本的穩健非線性分類,而後者能夠消除訓練樣本中刺點對分類的影響;最後,結合累積差分圖像思想、 pcnn波的形成與傳播特性,通過各神經元之連接取向來選擇與控制自動波的流向,將pcnn於運動視覺分析中的運動軌跡模擬及運動方向檢測。
  8. In this paper, the pce principle, method and technical achievement of traffic engineering in domestic and overseas from 1940 to 1993 are analyzed, compared and evaluated. moreover, the use condition and limitation of the studying achievement are elaborated. based on it, in view of the complexity of the vehicle kinds and mixed traffic in domestic highway traffic, the physics method on influence space of vehicle is put forward according to the achievement of studying the road capacity and the mass traffic observation data of 177 section of highway

    本文首先對1940到1993年以來,國內外在交通工程研究中涉及到的車輛當量換算系數計算的原理、方法和技術成果進行了分析、比較和評價,闡述了這些研究結果的使條件和局限性。在此基礎上,鑒於我國公交通中車種,車型雜以及混合交通等的特點,通過對我們以前研究通行能力積累的成果和實地177個不同段所採集到的大量交通觀測數據的分析和研究,利數理統計和隨機場理論,提出了一種汽車道的物理分析方法來研究車輛當量換算問題。
  9. The other one is the synthetical local nonlinear pca neural network recognition model constructed by combining the nonlinear generalization of pca and sub - space pattern recognition technology. we use the two recognition systems in handwritten digitals and characters recognition and obtain some satisfactory results. compared with some traditional classifiers, our systems have better recognition performances

    而基於非線性pca的神經網識別模型對傳統的線性pca進行了推廣,並利了子的模式識別方法,針對每個字元類使神經網建立個模板,然後利pca神經網和聚類演算法構造自動編碼器組對模式類進行重構,避免了特徵提取的雜性和信息的丟失,提高了系統的識別性能和運算效率。
  10. Legged robot has the high adaptability to the environment, it can be applied in the fields of scientific investigation, national defense, aerospace exploration etc, in recent years, research on biped humanoid robots and quadruped robots was most exciting topics in the field of robotics. while researchers work completely on the dynamical biped walking and the quadruped walking, there is less study on the dynamical quadruped walking ? especially on irregular terrain

    由於腿式機器人對環境有較強的適應性,可應於科學考察、國防、探索等諸領域,近些年來,仿人雙足步行機器人和仿生四足步行機器人一直是機器人領域非常熱門的研究對象。雖然研究者們對兩足機器人的動步行和四足機器人的靜步行都有了非常深入的研究,但對四足機器人的動步行?特別是野外和不平坦面等雜地況下的動步行研究還很少。
  11. Its main characteristics include the following parts : ( 1 ) the trait of matching of network, as it manages the information of peers by grouping according to their location in the internet ; ( 2 ) easy to implement, as it distributes the video data according to the need of peers, and does not have to maintain a complex global structure ; ( 3 ) robust and resilient, as it can adapt the complex and dynamic environment of network very well ; ( 4 ) good expansibility, as it has better performance with the increase of users ; ( 5 ) high utilizing of bandwidth, as it can control the peers according to the change of bandwidth of them and make good use of their bandwidth ; ( 6 ) low delay of peer to peer, as it considers the delay among peers sufficiently besides the bandwidth, and makes the delay of peer to peer is low

    該視頻流媒體網模型在網帶寬效率、延遲和可靠性之做出了很好的平衡,它的主要特點有: ( 1 )網匹配特性,使終端戶的網位置信息來對節點進行分組管理,對節點的鄰近度進行優化; ( 2 )易於實現,根據數據的流向來分發視頻流媒體數據,不需要維護雜的數據結構; ( 3 )適應性強,能很好的適應雜變化的網環境; ( 4 )擴展性好,加入視頻流媒體網中的戶越,性能越好; ( 5 )帶寬利率高,及時對每個節點的帶寬變化情況進行控制,充分利閑帶寬; ( 6 )端對端延遲小,通過在帶寬和延遲之達到平衡使得端對端延遲減小。
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