propagation rule 中文意思是什麼

propagation rule 解釋
繁衍規則
  • propagation : 持續培養
  • rule : n 1 規則，規定；法則，定律；章程，規章；標準；（教會等的）教規，條例，教條；常例，慣例。2 統治，...
  1. Neural network control is an important mode of intelligent control, and it is widely used in branches of control science, first, the architecture and the learning rule ( error back propagation algorithm ) of multiplayered neural network which is widely used in control system are presentedo especially, the paper refers to the architecture of diagonal recurrent neural network and its learning algorithm - - - - - recurrent prediction error algorithm because of its faster convergence with low computing costo next, before introducing the neural network control to the double close loop dc driver system, the controllers of current and velocity loop are designed using engineering design approach after analysis of the system, simulation models of the system are created

    神經網路控制是智能控制的重要方式之一，它廣泛應用於自動控制學科各個領域。本文首先敘述了控制系統中常用的多層前饋網路結構及演算法（ bp演算法） ，特別提及了能夠較好描述系統動態性能的對角遞歸神經網路和在用遞推預報誤差演算法訓練drnn時取得了較快的收斂速度。其次，應用工程方法分析設計了tf - 1350糖分離機的電流、轉速雙閉環直流調速系統的控制器，作為引入神經網路控制的設計基礎，並建立了系統的模擬模型。
  2. Neural - fuzzy control driver ? model is made based on fuzzy logic and neural networks. fuzzy mapping of the control rule and triangular membership functions is carried out with bp ( back propagation ) neural networks

    基於模糊神經網路理論，建立了模糊神經駕駛員控制模型，用bp網路實現了控制規則、隸屬度函數的模糊映射。
  3. Then, using pearson x2 testing method, one of the coefficients n following the rule of distribution in statistics is tested. furthermore, according to the the statistical correlation between c and n, the influence of both c and n on propagation life of fatigue cracks is discussed

    然後，採用pearsonx ~ 2分佈擬合檢驗的方法，對n進行非參數假設檢驗分析，判定其概率分佈形式，並根據c和n之間的統計相關式，推得c的概率分佈形式。
  4. As the specified rule, and with compatible inheritance and propagation flags

    ）作為指定規則並且具有兼容的繼承和傳播標志的訪問控制規則。
  5. Searches for an audit control rule with the same user as the specified rule, and with compatible inheritance and propagation flags

    搜索使用相同用戶作為指定規則並且具有兼容的繼承和傳播標志的審核控制規則。
  6. ( 2 ) based on the theory of diffraction, we push over the fraunhofer and fresnel diffraction of obscuration. moreover, the distribution of complex amplitude is given, and the rule is validated by the optical propagation software researched by caep

    二、根據單縫衍射理論推導散射點的夫瑯和費和菲涅耳衍射規律，分別給出了散射點的夫瑯和費和菲涅耳衍射的復振幅分佈情況。
  7. The appearance position of hot - image satisfied the rule of z2 = z1 - lv, z2 is mean the image distance, z1 is mean the object distance, and lv is mean the distance between the nonlinear medium. the theory is also validated by the optical propagation software. if n = 1, then the nonlinear medium is only one, lv = 0, and it will satisfy the rule z2 = z1

    四、從非線性近軸波動方程基礎上用散射矩陣理論推導了級聯介質的熱像規律，得出級聯介質的熱像位置滿足z2 = z1 - lv ，其中z2為像距， z1為物距， lv為級聯介質間的距離，並用光傳輸軟體得到了驗證;發現級聯的非線性介質可以看成單一的非線性介質相連，散射點對級聯介質的每一段非線性介質成像;當只有一段非線性介質時，可以認為lv為零，滿足z2 = z1 。
  8. A good rule of thumb is if the propagation delay of the data line is much less than one bit width, termination is not needed

    一個好經驗法則是：如果數據線的傳播延遲遠小於一個位寬度時，就不必使用終端電阻。
  9. Taking the evaluation criterion of lake nutrient states as sample pattern, the network was trained in the light of learning rule of error back propagation network

    將湖泊營養狀態評價標準作為樣本模式提供給網路，按照誤差逆傳播網路的學習規則對網路進行訓練，經過39925次學習后，網路達到預先給定的收斂標準。
  10. The theory of probabilistic fracture mechanics is presented. then the general rule and influential factors of cracks propagation occurred in fatigue failure are discussed

    介紹了概率斷裂力學的理論基礎，及疲勞破壞過程中裂紋擴展的一般規律，以及影響疲勞裂紋擴展的因素。
  11. We have the following results through simulation and experiments : i ) turbulent structure constant of atmosphere decreases with altitude ; ii ) turbulence induced power scintillation decreases with the optical wavelength ; iii ) scintillation of space - to - ground optical propagation is smaller than that of horizontal optical propagation ; iv ) power scintillation of space - to - ground optical propagation increases with wavelength ; results above are accord with existent theory. what ' s more, the last result discovers a new rule

    通過對數學模型和模擬結果的分析，得到以下結論： a ）大氣湍流結構常數隨海拔高度的增加而迅速減小； b ）由湍流引起的光功率閃爍與波長呈反比； c ）空-地激光通信的光功率閃爍小於地面水平傳輸的閃爍； d ）空-地激光通信的光功率閃爍與波長呈正比；上述結果與理論保持一致。
  12. Studying the rule of geometric shape of surface crack during propagation by means of fracture mechanics theory, a predicting method of fatigue crack propagation life and it ' s numerical calculation theory are presented

    本文應用斷裂力學理論，對焊接鋼結構表面裂紋擴展過程中裂紋幾何形狀的變化規律進行了探討，提出了疲勞裂紋擴展壽命的預測方法，給出了相應的數值計算理論。
  13. This text has counted the electric wave propagation path loss of street in one kind of typical rule range urban area, and reaches calculations data fairly with the measured data in the document. then calculate and analyze electric wave propagation ’ s characteristic in urban area. finally give an electric wave propagation prediction application example of column building model

    本文最後計算了一種典型的規則排列得城市環境中街道得電波傳播路徑損耗，並與文獻中得實測及計算數據進行了比較，然後進一步對矩形、圓柱型建築物城市小區電波傳播進行了分析計算。
  14. Understanding the mechanism of vibration generation and its propagation rule is the prerequisite to evaluate environmental vibration correctly and appropriately

    要做出正確、適當的環境振動評價，首先要清楚列車運行時振動產生的機理及其傳播規律。
  15. Based on gradient descent rule, the bp ( back propagation ) algorithm is a local optimization algorithm

    Bp演算法基於梯度下降原理，是一種局部尋優演算法。
  16. The effect of blast quake, the rule of slope failure and the controlling technique were made up as a whole in this paper to research. the main research foucs on : first, investigation of in site engineering geology and hydrological geology ; second, blast design and in site measurement : on the basis of the first stage work, considering special rock condition, blast design, blast test and measurement in site were made in the same time. the propagation rule of blast wave in the process of rock excavation, blast quake space and the effect of blast on rock slope were studyed

    本論文將開挖爆破震動效應和邊坡巖體火穩破壞規律及其控制技術作為一個整體進行研究，主要研究內容包括：現場工程地質水文地質調查研究；爆破方案設計和現場測試：在現場工程地質水文地質調查研究基礎上，結合特定條件下的巖石條件進行爆破方案設計，同時進行現場爆破試驗和監測，研究路塹開挖過程中爆破產生的地震波傳播規律、爆破振動場及爆破對巖質邊坡的影響。
  17. Firstly, the method used adaptive propagation rule to get local and global spatial information, then, using this information to non - linear enhances the image contrast

    首先使用自適應傳播機制求出紅外圖像的各種局部空間信息，然後對各種信息進行非線性拉伸調整，得到增強后的圖像。
  18. To improve the speed and quality of conventional methods for contrast enhancement of infrared images, the authors described a fast approach for image contrast enhancement, based localized adaptive propagation rule

    摘要針對傳統的紅外圖像對比度增強方法存在的運算速度慢、增強效果不佳的問題，提出了一種基於自適應傳播機制的紅外圖像對比度快速增強演算法。
  19. Back propagation neural network ( bpn ) is one of the most widely used network, the practice algorithm is similar to deta rule

    Bp網路是應用最廣泛的一種網路，其學習方法是學習演算法的推廣和發展，是一種有導師的一種學習。
  20. This paper makes analysis and comparison of the symbolic rules in different optical books, and brings to light the internal relations and integrity of the superiorest symbolic rule with the law of light propagation and imaging

    本文對不同光學書上採用的符號法則進行了分析比較，揭示出了表觀上最優的符號法則與光的傳播及成象規律的內在聯系及統一性
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