statistic simulation 中文意思是什麼

statistic simulation 解釋
統計模擬
  • statistic : adj 統計(上)的,統計學(上)的。 statistic data 統計資料。 statistic figures 統計數字。n 〈僅用...
  • simulation : n. 假裝;模擬;裝病,裝瘋;【生物學】擬態,擬色。
  1. Igts is by means of normalized designing of torpedo ' s main model, standardized and visualized designing of interface, and backing of database technology. the integrated and automatized function of modeling, simulation and statistic comes true in igts

    該軟體通過魚雷武器系統主要模型的規范化設計,人機界面的標準化、可視化設計,實現了魚雷武器系統的模擬建模、模擬實驗和模擬結果統計的一體化和自動化。
  2. At first, this paper analyzes the factors of water - sand influencing water level of yellow river and the feasibility just using the factors of water - sand to study water level, and collects the corresponding data ; secondly, because there are strong nonlinear relation in the corresponding data, by meticulous theory analysis, this paper integrates basic nonlinear analysis method, theory of random analysis, method of least squares and so on. it puts forward a method which can get the high accuracy simulation of the data, perfects the multi - factor analysis of variable ( over three factors ) of the statistic ; thirdly, it applies the method to the approximation of corresponding water level process which belong to the capacity of sand of middle - high and middle - low, and get the high - accuracy simulation about the typical nonlinear relation ; at last, this paper definitudes the main influence mode that the capacity of sand. it mainly unite with other factors to work on the water level in the yellow river lower reaches ; mor eover, this paper analyzes the difficult point and the direction of improvement to realize the accuracy forecasting of the flood level of erodible - bed channel

    首先,系統分析了影響黃河水位的水沙因素,及僅用水沙因素有效研究水位的可行性,並按變量對應思想採集它們的相應數據;其次,由於相應水位過程數據中含極強的非線性關系,本論文經細致的理論分析,將基本的非線性分析方法、統計建模方法、隨機分析理論、最小均方誤差原則等等數學理論及方法有機揉合,提出了能有效實現這類數據高精度擬合的分層篩選法,並改進了統計學中多因子(三個以上)方差分析法;再次,將這一方法用於黃河中高及中低含沙類洪水相應水位過程的擬合,實現了這一典型非線性關系的高精度擬合,各年汛期上下游相應洪水位過程的擬合誤差都較小;最後,明確黃河下游含沙量對水位的主要影響方式,即含沙量主要是與其它因素聯合對水位作用;另外分析了要實現變動河床洪水位過程準確預報的困難所在及改進方向。
  3. This system has some functions as following : first, statistic analysis and valuation of the spatial distribution of beijing traffic noise ; second, real - time simulation of the affection that is traffic noise in residential area ; third, previewing statues and standards of environmental noise ; fourth, management of spatial data and property data ; fifth, alternant querying of spatial data and property data ; sixth, inputting graphs and tables. we can build accurate and identical channels of information ' s coming, accelerate the circulation rate of environmental information, and increase the efficiency of environmental information resources by studying and implementing metropolitan environmental noise management information system. meanwhile, it can reduce the burden of these environmental workers

    城市道路交通噪聲信息管理系統的研究與實施可以建立準確、一致的信息來源渠道,加快環境信息的流通速度,提高環境信息資源的利用率,減輕環境工作者的工作負擔,提高環境管理工作中的效率,為環境管理和環境規劃與評價提供依據;該系統的建立與開發同時也為開發類似系統的環境工作者提供參考和借摘要一鑒,為今後實施集水、氣、噪聲、固體廢棄物為一體的環境管理信息系統平臺提供了一個子框架。
  4. In this dissertation, the data process ( dp ) subsystem and radar control program ( rcp ) subsystem of gbr simulation system have been studied and discussed. the main work and innovation of this dissertation is as follows : ( 1 ) track filter, the basic element of track system, has been researched. we analyze the advantage and disadvantage of common target kinematic model such as constant velocity model, constant acceleration model, noval statistic model

    本文是基於某gbr模擬系統的合作項目中,本人負責的數據處理子系統和雷達控製程序子系統的研究和開發的結果,主要進行的工作和創新有: ( 1 )基於跟蹤系統最基本的要素-跟蹤濾波,分析了當前常用的微分多項式模型, cv與ca (常速與常加速)模型,時間相關模型, noval統計模型,以及機動目標「當前」統計模型等目標運動模型的優缺點和雷達的觀測誤差。
  5. An efficient wind field simulation technique for wind - induced vibration analysis of long - span bridges is first introduced in this paper , and the statistic characteristics of the simulated wind field are then discussed on this basis , the time - domain expressions for the buffeting and self - excited forces acting on long - span bridges are further given a simple and practical method is presented for the non - linear parameter identification involved in the calculation of self - excited forces by using the above theory , the wind field and aerodynamic forces acting on the hong kong ting kau bridge are obtained the time - domain buffeting response analysis of the bridge shows that the analytic results agree quite well with the experimental ones this indicates that the theory presented in this paper has reached a practical level

    介紹了一種快速高效的用於大跨度橋梁風致振動分析的風場模擬方法,並對模擬風場的統計性質進行了討論和驗證在此基礎上進一步給出了大跨度橋梁抖振力和自激力的時域表達方式,其中針對自激力計算中涉及的參數識別問題,提出了一種簡單實用的非線性參數識別方法本文採用上述理論,獲得了作用於香港汀九大橋上的風場和氣動力,據此對大橋進行的抖振響應時域分析表明,計算結果與風洞試驗結果吻合良好,說明文中述及的這套理論已達到實用的階段
  6. Based on polymerization reaction of the nylon - 6 rubberized cord fabric production of distributed control system in yangzhou organic chemical plant computer integrated manufacturing system ( yh - cims / dcs ), the multiple stepwise regression method was used to build the statistic mathematical models of the molecule weight and the monomer quantum of casting slice belt. then the optimization model of polymerization reaction was presented, which was solved by using simulation annealing algorithm to obtain the best techniques parameters. the improved hybrid genetic algorithm and back propagation algorithm are combined to train neural network, brought out the neural network prediction model of casting slice belt ' s average molecule weight to guide the technologist on - line

    提出了流程工業生產過程操作優化策略和應用實施方法,包括生產過程離線優化策略、非線性問題求解策略、在線優化模型及學習策略;結合揚州有機化工廠計算機集成製造系統集散控制系統( yh - cims dcs )的實施,針對錦綸? 6浸膠南京理工大學博士學位論文摘要簾于布生產中己內酚胺聚合反應過程優化控制這一工程實際問題,採用統計建模方法,建立了聚合反應過程的優化模型;為求解所得的優化模型,提出了種改進的有約束條件下的模擬退火演算法,該演算法能避免陷於局部最優解,有效地提高了所求解的全局性和可靠性:提出了基於改進的ga演算法和sp演算法相結合的混合學習演算法,建立了基於神經網路的聚合反應過程生產目標在線預測模型,該演算法和模型滿足了生產中的實時性和實用性要求。
  7. And the average illumination intensity can be figured out through statistic method. here, some kinds of traditional led ' s optical encapsulated structure were simulated using monte carlo method. and experiments were performed using the correspondent led ' s optical encapsulated structure with the same conditions just like what were used in simulation

    採用二次曲面系數矩陣a統一描述任意二次曲面,給定系數矩陣a1 , a2 … , an , ( n為小於10的正整數) ,和描述曲面范圍的條件,就描述了一個完整的led光學結構模型供模擬。
  8. Adopting the track irregularity to the actuator sources of system, then simulate the track irregularity and check the validity of simulation, at the same time compute the dynamical response and evaluate the statistic rules of wan zhou yangtze river bridge in the condition of high speed vehicles

    採用軌道不平順作為了系統的激勵源,模擬出了軌道不平順年並檢驗了模擬的正確性,評價了萬州長江大橋在車輛高速行駛狀態下的動力響應和統計規律。
  9. The simulation shows that the non - motorized vehicle moves in snake track and stop in insert style. it corresponds with the characteristic of non - motorized vehicle. the highest density of traffic flow from line regression of its statistic data is in the area of factual data

    模擬表明非機動車在運動時橫向移動靈活,停止時呈穿插排列,符合非機動車行駛特點;對統計數據進行線性回歸后得到的最高密度處在實測范圍內。
  10. And then, adopting the same model, cyclic moment estimation statistic of different orders are constructed respectively, large sample variance expressions of the estimator through theoretic analysis are derived, as well as the constraint relation of estimator performance and noise statistical characteristic. the curve of estimation performance is obtained through monte carlo simulation test, which proves the related conclusion derived

    然後,論文同樣以加性和乘性噪聲聯合干擾下的復諧波信號和復線性調頻信號為觀測模型,分別構造了基於不同階次的循環矩估計量,從理論上推導出了估計量的大樣本方差表達式,分析了估計量性能與噪聲統計特性的約束關系,通過monte - carlo模擬試驗得到了估計性能的曲線,驗證了推導的有關結論。
  11. In particular, the cfar detection under nonhomogeneous backgrounds are summarized and analyzed in some details. using the numerical performance simulation results, the performance of mean level ( ml ), order statistic ( os ) and trimmed mean ( tm ) type cfar detectors are analyzed and compared in varies conditions. for the proportion of practical application and further development of radar cfar techniques, we have summarized the performance characteristics of these detectors

    主要工作概括起來有以下幾個方面: ( 1 )對現有雷達cfar檢測技術,特別是非均勻環境下的cfar檢測技術進行全面的總結與分析,利用數值分析與性能模擬方法,從不同的角度對各種均值( ml )類、統計排序( os )類和削減平均( tm )類cfar檢測器進行理論分析和性能比較,並總結各種檢測器的規律與特點,為今後的實際應用和研究新的cfar檢測技術提供準備。
  12. Based on the analysis of the features of asia winter monsoon and north - west pacific temperature ' s temporal and spatial variation, using simulation and statistic analysis methods such as correlation analysis, synthesis, svd and so on, this paper study priority the regional characters of asian winter monsoon ' s influence on north - west pacific temperature. statistic analysis and simulation all indicate that winter monsoon ' s impact on north - west pacific temperature contains regional characters positively, abnormal strong winter monsoon will causes the temperature ' s reducing of kuroshio and our offshore and increasing of the north of pacific warm pool synchronous, and the temperature of the adjacent area between the north of kuroshio and the oyashio will rise in later season

    在分析東亞冬季風與西北太平洋海溫時空變化特徵的基礎上,通過相關、合成以及svd等統計分析方法和數值模式模擬,本文重點研究了東亞異常冬季風對西北太平洋海溫影響的區域性特徵,統計分析與模式模擬結果都表明:東亞冬季風對西北太平洋海溫影響存在明顯的區域性特徵,主要分為三個區域,黑潮與我國近海、西太平洋暖池北部、日本東部的親潮與黑潮交界處。
  13. Artificial ground motions, for their optional and statistic properties, are regarded as an important form of input for structural time history analysis in contrast to the actual records. present simulation methods which are mostly derived from spectra - compatible technique do well suit for single - damping - ratio - spectra simulation, but the simulation precision is not satisfactory when the spectrum is n ' t the object spectrum

    目前常用的反應譜擬合技術能對給定單一阻尼比反應譜進行較好的擬合,但在目標譜以外其它阻尼比反應譜的擬合上有較大誤差,這就是反應譜擬合技術中存在的多阻尼比反應譜擬合問題。
  14. The main contents are as follows : it discusses and simulates several problems of digital map technique in aviation : including random terrain, mountain simulation, fractal surface generation, by those we can get statistic data of the terrain. we can get the data not on the grid by fractal interpolation surface

    具體內容包括以下幾個方面:針對數字地圖技術,本文討論並研究了隨機地形演算法、山峰模擬演算法、分形曲面生成演算法,通過這些演算法可以得到具有不同統計特性的地形數據;使用基於分形插值曲面演算法可以得到不在網格點上的地形數據。
  15. The comparision of monte carlo simulation result and macro statistic simulation result shows the superiority of the former. then, an improved point - by - point imaging method based on the line - scanning energy spectral data is proposed

    並通過蒙特卡羅法模擬結果與宏觀統計法模擬結果的比較,表明了該方法的優越性。
  16. The deterministic steady state errors with jerk model are eliminated in the new model, the advantages of ‘ current ’ statistic jerk model is also illustrated via simulation

    該模型消除了jerk模型中存在的確定性穩態誤差,模擬實驗驗證了該模型的優越性。
  17. Under the supervision of system theory and complexity science, this paper presents the complexity of price behavior in chinese stock market ( csm ) using these methods such as statistic analysis, mathematic model, numerical value simulation, and so on

    在系統論與復雜性科學的指導下,利用統計分析、數學建模、數值模擬等方法研究了中國股票市場價格行為復雜性。眾所周知,股票價格行為一直在金融學中占據基礎地位。
  18. At first, this paper categorized marine traffic and marine traffic flow, which is based on a summarized analysis of domestic and abroad study. secondly, based on the marine traffic survey, the statistic characteristic of marine traffic is discussed, the occurrence and development rule of traffic flow are researched. thirdly, a simulation method of traffic flow based on fairway is presented in this paper

    本文在國內外研究成果的基礎上總結、歸納和分析,對海上交通模擬和交通流模擬進行了分類;在海上交通實態調查的基礎上,研究了船舶交通的統計特性和交通流的生成與發展規律,提出了基於航路的交通流模擬方法。
  19. State estimation used by least square algorithm is usually done at the condition of unknown of it " s statistic property. to make the estimate error least, this paper introduce weight function and use weight least square algorithm ( wls ). the result of simulation shows that the precision of estimate result is highly enhanced and this method can satisfy the need of move and control of the power system

    在不知道隨機干擾信號統計特性的情況下,採用最小二乘法對電力系統的運行參數進行狀態估計,為了使估計誤差的方差矩陣最小,本文引入權函數使用加權最小二乘法,使估計結果的準確性大大提高,模擬結果顯示,該方法完全能夠滿足電網運行和控制的要求。
  20. Thirdly, basic approaches of molecular dynamics simulation, which include building the model potential, potential truncation, short - range interaction computations, integration methods, boundary conditions and so on, are studied in detail. they are discussed in detail which include preparations for data before simulating, control method during simulating, different factors related to equilibration of simulating systems, observation of atomic structure after simulating, statistic and control methods of macro characters

    再次,深入研究了分子動力學模擬的基本演算法,包括物理建模、勢能截斷、計算短程作用力的方法、時間求積演算法和邊界條件問題等,並詳細討論了分子動力學模擬前的數據準備工作、運行時的控制方法、影響系統達到平衡狀態的各種因素和模擬后對原子結構的觀測以及宏觀特性的統計控制方法。
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