discrete simulation 中文意思是什麼

discrete simulation 解釋
離散模擬
  • discrete : adj. 1. 分離的,分立的;顯然有別的。2. 不連續的;【數學】離散的;【哲學】抽象的 (opp. concrete)。adv. -ly
  • simulation : n. 假裝;模擬;裝病,裝瘋;【生物學】擬態,擬色。
  1. In the research, a set of simulation equipment is developed to examine the drivers " static and dynamic fatigue. recur to the apparatus, contrast and control experiment are made among different ages, workload intension and workload factors group. the endings summarize as following : ( 1 ) driving sensation fatigue investigation ( investigation of psychological and physiologic index and contrast investigation of fatigue ) ; continuous driving load and discrete driving load investigation of fatigue

    ? ?門)駕駛疲勞平衡穩定性是通過在力檢測臺上描繪人體重心軌跡的方法,提出檢測駕駛員疲勞平衡穩定指數,在不同狀態下(傾斜度15 30 『以及閉目等狀態下)對不同負荷、不同年齡分別進行測試,建立駕駛疲勞客觀測試評價體系; n )經實驗室研究與現場調查,通過對駕駛疲勞與駕駛時間、駕駛速度等關系的研究,提出了不同年齡、不同條件下的最大連續安全駕駛時間標準,日駕駛時間標準,最大安全行車速度標準等。
  2. This thesis tries to update the cmdsr system to achieve the characters below : real - time, better robust, higher recognition rate, non - special - man. considering the disadvantages of traditional improved spectrum subtraction speech enhancement, this thesis proposes the theory of fuzzy spectrum subtraction based on the fuzzy theory and improved spectrum subtraction speech enhancement ; as for the difficulties of detecting the endpoint of speech signal, the thesis gives the table of initial and the improved parameters, with which we can confirm the endpoints of mandarin digit speech ; the thesis puts forward two - level digit real - time speech recognition system, the first level is based on discrete hidden markov model which is linear predictive coding cepstrum ( lpcc ) and difference linear predictive coding cepstrum ( dlpcc ), the second level is based on formant parameters ; as for the realization of hardware, the thesis depicts the realization of every part of cmdsr based on the tms320vc5402 in detail ; as for the development of software, the thesis gives the software design flow chart of cmdsr, simulates the basic theory with matlab language and gives the simulation results

    針對傳統的「改進譜相減法語音增強」參數設定單一、環境適應能力差的缺點,提出了一種利用模糊理論和「改進的譜相減法」結合的「模糊譜相減法語音增強」 ;針對語音信號端點檢測困難的特點,通過matlab模擬試驗,給出了能夠準確確定數碼語音端點的初始和改進參數表;提出了利用基於線性預測編碼倒譜參數和差分線性預測編碼倒譜參數相結合的離散隱含馬爾可夫模型進行第一級識別、利用共振峰參數進行第二級識別的兩級漢語數碼語音識別系統,在保證系統實時性的同時,實現連接漢語數碼語音識別系統識別率的提高;在硬體實現上,詳細闡述了基於tms320vc5402的連接漢語數碼語音識別系統各部分硬體設計;在軟體開發上,給出了連接漢語數碼語音識別的軟體設計各部分的流程圖,並對各部分進行了matlab模擬,並給出了模擬結果。
  3. Discrete element numerical simulation of subsidence induced by mining under fragmentized rock - strip

    破碎帶下采礦引起地表沉陷的離散元數值模擬
  4. Numerical simulation mainly is performed by finite element method and discrete element method in physics ; based on computer graphic techniques and image processing techniques, visualization and graphic simulation are a shortcut method to steer the calculation process and to comprehend the computation results

    數值模擬主要採用有限元、離散元等數學物理模型,而可視化技術及圖形模擬基於圖形學和圖像處理技術,是駕馭計算過程及理解大體積數據的唯一有效途徑。
  5. Fmc is a complex discrete event dynamic system ( deds ). its scheduling simuiation is based on the theory of discrete event simulation

    Fmc是一個非常復雜的離散事件動態系統,它的調度模擬是基於離散事件模擬理論基礎之上的。
  6. The simulation results are all in accordance with the theory analysis, some even better than the theoretical specification. the basic principle of discrete pulse frequency modulation on step - up dc / dc converter is testified, and this effort accumulates more experience to design

    在完成電路原理分析與電路設計的基礎之上,應用eda軟體hspice對各個子電路模塊和整體電路進行了功能模擬及量化模擬,模擬結果均達到或優于預定指標。
  7. In order to avoid spectrum error due to energy leakage, the thesis research on identification of parameters of two close frequency components in discrete spectrum analysis, and simulation result shows the validity of the method

    針對由於能量泄漏造成的頻譜誤差,深入研究了密集頻譜的頻域參數識別法,從理論上加以推導,並通過模擬證明了該方法的有效性,可以識別1個頻率解析度以內的兩臨近頻率分量。
  8. As to the simulation, three - dimensional n - s equations and two - phase flow model, in which the liquid toluene spray as discrete particles was considered, were employed to describe the turbulent combustion processes in the combustion chamber. the mass and energy transfer between the two phases were calculated by the droplet evaporation model, and the arrehnius model was used to obtain the gas chemical reaction rate. the details of 3d flow field, the distributions of temperature and compounds were obtained by solving the equations

    數值模擬方面,應用三維湍流n - s方程以及顆粒軌道模型描述了激光器燃燒室內部的噴霧兩相燃燒流動過程,兩相之間的質量、能量交換由液滴蒸發模型計算,氣相化學反應速率由arrhnius公式計算,通過耦合求解氣液兩相模型方程,模擬了燃燒室三維流場,得到了燃燒室內的溫度和組分濃度分佈。
  9. In order to perfect the product line ' s simulation, the paper introduces the characteristic of auto product line, defines the lifecycle of the equipment for auto line, models the failure scheduling management by discrete event simulation with several scheduling based on fifs, the priority or other policies

    摘要根據自動生產線中故障調度管理的特點,提出自動生產線中設備全生命周期的概念,並運用離散事件系統模擬的方法對自動生產線中的故障調度管理建模,提出實現調度策略的方案,以完善自動生產線的模擬技術的研究。
  10. It is discussed that the present harmonic analyzers do n ' t satisfy the requirements of china standard for harmonic measure of quick disturbance harmonic load. the measurement error brought about by the harmonic analyzers adopting ft or fft algorithm is analyzed. a cycle discrete fourier algorithm that should n ' t be effected by aperiodic component is presented, and the results of simulation show that it has higher accureacy

    本文對電力系統諧波的測量方法,數據處理及電力牽引負荷對電力系統的影響進行了研究,論述了目前國內外生產的諧波分析儀用於快速波動諧波負荷的測量不滿足國標的要求,分析了諧波分析儀普遍採用的ft或fft演算法所產生的測量誤差,提出了一種不受非周期分量影響的全周波離散傅里葉演算法,模擬結果表明精度好。
  11. There are two implementations for discrete reaching law, both has obvious strongpoint and limi - tations. so the two was synthesized. simulation results showed that the discrete vsc is easier to be implemented by computer control system, and go further in decoupling between chattering control and system dynamics, while the robustness is not so good as continuous time vsc

    本文的另一項工作是在連續系統的基礎上,討論了離散時間變結構控制策略和抖振控制,針對控制量加速度不足,提出了離散趨近律的兩種實現方式,由於兩種實現方式同樣具有明顯的優缺點,因此將兩種方式結合起來,增加了兩個與滑模面平行的切換面作為系統在兩種方式之間切換的界限,並通過計算機模擬驗證控制效果。
  12. This is achieved by using discrete - time model and making simplification of the control loop design. both simulation and experimental work are done

    文中利用離散模型確定了系統運行的混沌區域,並在設計控制環時作了適當的簡化,以利於實現。
  13. The numerical calculation simulation shows that the fgb will change its shape upon propagation. ( 5 ) using the quasi - discrete hankel transform ( qdht ), the fast calculation code simulating the propagation of cylindrical symmetry laser beams passing through high power laser amplifier system is built up for the first time. the code is applied to

    ( 3 )明準訴散漢克爾變換編制寧旋轉對稱光束在高功率激光放大系統中傳輸的快冰汁彝摸擬程序,利用該程序對超高斯光束在多麟光放大系統中的傳輸和神光紅栩櫥化光傳。
  14. 2. based on continuous model and discrete model of control system, simulation technology is studied, finally curves about water level and journey of ship are drawn and probability of using is calculated

    提出了採用演繹法分別建立三峽五級船閘控制系統的連續模型和離散模型,並進行模擬研究,得到每個閘室的水位變化圖、船隻的行程圖以及船閘的利用率等指標。
  15. Methods to extend the migration of endothelial cells on sprouts from four directions - moving up, down, left or right - in previous models to random direction in the present model, and develop a relevant 2d discrete model to simulate the process of tumor angiogenesis and compare the simulation results with some corresponding experimental data

    方法將新生血管芽尖的內皮細胞遷移方向由先前模型的上、下、左、右四個方向擴展為任意方向,建立相應的二維離散模型,數值模擬實體腫瘤微脈管系統的生成過程,比較模擬結果與相關實驗數據的符合程度。
  16. Secondly, introduce discrete multi - tone modulation principle in detail, have a systemic and comprehensive analysis and explanation on minimum mean square error ( mmse ) channel shorten time domain equalizer design methods which are based on all kinds of cost functions, analyze their advantage and disadvantage. research on time domain equalizer structure, compare all the time domain equalization algorithm with simulation which afford a valuable reference for the choice of equalization algorithm and equalizer structure when design time domain equalizer

    詳細介紹離散多音頻調制原理,對mmse通道縮短法和基於其他代價函數的時域均衡器設計方法的進行了系統全面的分析和闡述,分析了各自的優缺點;對時域均衡器結構進行研究;模擬比較了各種時域均衡方法,為進行時域均衡器設計時均衡演算法、均衡器結構的選擇提供了有價值的參考。
  17. This text aims to establish mathematics model, everyday randomicity variable to be set up by the discrete transformation method, to set up the simulation parameter form and the moleling and covariance form, draw the procedure flow chart to proceed simulative newspaper calculator problem

    摘要通過建立數學模型、運用離散反變換法產生每天賣報數隨機變量、建立模擬參量表和建模及統計變量表、畫出程序流程圖等步驟對報童問題進行模擬。
  18. In the discrete process the mostly used method, the control volume method, is used. in the study of gas - particle flows numerical simulation, the gemchip arithmetic is often adopted. but it cannot be used directly in the investigation of clean room because of the low volume occupancy ( its volume fraction orde r is 10 - 10 below )

    採用控制體積法對氣粒多相流的控制方程進行離散,在gemchip演算法基礎上,由於室內懸浮顆粒的體積分數數量級在10 ~ ( - 10 )以下,無法直接求解,在研究中通過直接求解顆粒數密度,不直接求解顆粒的體積分數對離散方程進行了求解。
  19. Chaos in three typical topology power electronic converters with a close loop controller is studied. the discrete iterative model is established and analyzed for the chaos in close loop boost converter working in discontinuous conduct mode. the tracking control method is used to control chaos of this converter, simulation results show its effectiveness

    研究了三種典型拓撲結構的電力電子變換器閉環工作時的混沌現象,針對工作在電流斷續模式( dcm )下的boost變換器中的混沌現象,分析了其數學模型,並採用軌跡跟蹤控制方法進行了控制,模擬結果表明了該方法的有效性。
  20. Operation resource allocation optimization of discrete event system based on simulation

    基於模擬的離散事件系統生產資源優化配置研究
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