確定性模型化 的英文怎麼說
中文拼音 [quèdìngxìngmóxínghuà]
確定性模型化
英文
deterministic modeling-
The best optimum mathematical model is constituted. scalar factor of structural parameter on loop rectangular negative pressure and adsorption slide is calculated. structural parameter, air gas source pressure carrying capacity and thickness of air cell are made sure by hydrodynamics and the theory of gas lubrication
詳細論述了導軌副的設計過程，運用數學上的拉格朗日條件極值求解法，建立最優化數學模型，求出環矩形負壓吸附導軌的結構參數的比例情況，並運用流體力學和氣體潤滑理論確定了環矩形負壓吸附導軌的結構參數、氣源氣壓、承載能力和氣膜厚度的確定性結論。In view of bearing capacity of the elastoplastic theory analysis, the author made a comparison between the achieved bearing capacity limit load pi / 4 of round base ( space problem ) and the limit load pi / 4 of bar groundwork foundation design ( plane problem ) from soil mechanics at home and abroad as well as foundation criterion, and explained why the value of formula in present design criterion from soil mechanics is inclined to be conservative. in the light of the author ' s many years experience of vibration test on the spot and the research work of relevant projects, the author worked over the dynamic pile testing of the bearing capacity of foundation and batholith, and gathered the parameter of dynamic analysis and testing. the author also talked over the difficult point of pile foundation design criteria in present batholith engineering world, i. e. the confirmation of batholith bearing capacity of pile end, from the following aspects : a ) confirmation of single axis counter - pressure strength of rock in house ; b ) f. e. m calculation of elastoplastic model ; c ) calculation of soil mechanics ; d ) deep well load test
然後，對巖土工程領域至今尚未解決，甚至不為人注意的考慮地基變形的地基承載力問題進行了實用化的探討，提出了考慮地基變形的地基承載力上程計算方法；對基於彈塑性理論分析的地基承載力國內尚未見報道的空間問題得到了圓形基礎（空間問題）的承載力界限荷載p _ （ 1 / 4 ） ，並與國內外土力學專著及地基基礎設計規范中的條形基礎（平面問題）的界限荷載p _ （ 1 / 4 ） ，進行了對比，從而定量上解釋了目前設計規范引用土力學承載力公式值偏於保守的這一情況；根據本文作者多年從事現場地基工程振動試驗及相關課題的研究工作，本文以截頭錐模型模擬地基，對地基（巖基）承載力的動測法進行了研究，為各類地基（包括巖基） ，匯總了動力分析和檢測川的參數：針對日前巖土工程界應用樁基設計規范中的難點? ?樁端巖基承載力的確定問題，從巖石室內單軸抗壓強度確定、基於彈塑性模型的有限單元法計算、土力學計算及深斤載荷試驗四方面進行了深入討論；本文作者根據多年現場載荷試驗的工程實踐，對深井荷試驗裝置的核心部分? ?反力裝置，設計了側壁支撐反力加載系統，該加載系統具有實用、簡便、穩定及安個等優點。The complex nonlinear pursuit - evasion model of two spacecraft in near - earth coplanar orbit is simplified to linear model, the circular region the radius of which is equal to capture radius is defined as target set, capture is achieved when the evader come into the target set and the game is over ; the boundary of useable part ( bup ) is determined, and the analytical form solution of the linear equations is obtained by backward integration of the state variables from the bup, the linear barrier of the pursuit - evasion model and the optimum thrust of the both sides are thus obtained
本文將近地共面軌道內運動的兩飛行器非線性追逃模型簡化為線性模型，以捕獲半徑的圓域定為目標集，確定目標集邊界上的可用部分，並以此為各狀態變量的起點，對時間進行倒向積分，求得線性方程組的解析解，從而確定了該追逃模型的線性界柵，以及界柵上對策雙方的最優推力，即求得了滿足最優策略時相對運動的軌跡和推力。Deterministic models rather than stochastic statistical models has been little pursued in exploration geochemistry.
在勘查地球化學中，幾乎沒有採用確定性模型，而是採用推測性模型。Its main contributions include the following several aspects : firstly, the dissertation constructs the mathematic model of short baseline orientation determination using two geostationary satellites and analyses the applicable conditions of carrier phase interferometry. orientation determination precision is analysed in depth through both the conventional linearized method and monte - carlo computer simulation method, and the mathematical simulation results show that the linearized method has the shortcoming of fairly low elevation error analysis precision in high latitude area so as not to be very appropriate there. by analyzing the definite factors influencing orientation precision, the dissertation develops the concept of orientation dilution of precision, which uncovers the internal cause of exotic error behavior of bi - satellite orientation, and has important guiding significance for practical engineering applications
本文系統地研究了基於「北斗一號」衛星載波相位干涉測量原理實現地球靜止雙星定向的相關技術，主要研究成果包括以下幾方面:首先，建立了利用兩顆地球靜止軌道衛星進行短基線定向的數學模型，分析了載波相位干涉測量的適用條件;採用傳統的線性化解析法及蒙特卡洛隨機模擬法兩種途徑對雙星定向的精度進行了詳細分析，數學模擬結果表明在高緯度地區線性化解析法由於俯仰角誤差分析精度略有下降而不太適合;在分析定向精度確定性影響因素的基礎上，提出了雙星定向精度衰減因子odop的概念，揭示了雙星定向誤差特殊表現的內部機理，對實際工程應用具有重要的指導意義。Abstract : for a precise dataflow analysis within the framework of the computation function model, the logical relationship of branch conditions is represented as the coverage relationship of regions. in this paper, the authors discuss how to represent, compute and propagate the region, region of the conditional reference. meanwhile, the methods of resolving the nondeterminism caused by conditional branch statements are also presented in order to get more precise dataflow information
文摘:用計算函數模型進行精確的數據流分析，條件謂詞之間的邏輯關系被轉化為空間區域之間的覆蓋關系.該文討論在各種常見的程序構造下如何表示、計算和傳遞區域、區域，並在數據流分析過程中，利用區域、區域之間的覆蓋關系消除條件分支語句帶來的不確定性，以得到更精確的數據流信息The model - free pid control method with neuron tuning gain and the neuro - fuzzy control method for a constant cutting force metal turning process system are proposed. the former method keeps the cutting force to be constant by using the neuron to change the pid controller gain on - line. the latter method construct the fuzzy neuron controller by combing the fuzzy controller and the neuron controller
針對具有非線性和不確定性的機械加工切削過程，提出了神經元增益自整定的pid控制方法和模糊神經元非模型控制方法，前者採用神經元來在線調整pid控制器的增益，後者將模糊控制器和神經元控制器相結合構成模糊神經元控制器，這樣當對象特性隨切削深度的變化而變化時，所設計的控制器能保持切削力恆定，使系統穩定並具有滿意的動態品質。Precision pricing credit derivatives is its one of preconditions of exertion of efficiency of financial. pricing credit derivatives must at first choose the measure model of credit loss, default model of credit event, the model of rate of recovery payments and the uncertainty of mean of default rate. second, it is critic to choose one of structural model, intensity model and hybrid model for pricing credit derivatives
合理定價信用衍生品是其發揮金融效率的前提之一，定價信用衍生品必須首先考慮信用損失的計量範式、信用事件的違約範式、殘值率的模型化方式和違約率均值的不確定性等方面；其次，還要確定具體的定價模型方式：結構化模型、強度模型或"雜合方式" 。The study on the optimal cooperating operation of hydropower stations of shiquan and xihe river hydropower station adopts big system model of decomposition - coordination methodology, which is a qualitative model
本論文對石泉、喜河水電站的聯合優化調度採用大系統分解協調法模型，此模型屬確定性模型。Additionally, the author adopted the methods of game theory and optimal theory to analyze the following problems : the profit and cost of alliance, the methods of partner selection, the inequality of the partner ' s relationship, the indetermination caused by imperfect information, the optimal profit distrib ution among the partners and the defensive mechanism to the opportunism behaviors
文章運用博弈論、優化理論等分析方法主要研究了選擇合作夥伴的方法、夥伴地位不平等性、不完全信息引起的不確定性、合作夥伴內部報酬最優分配和合作過程中夥伴的機會主義行為及其防範機制的模型化問題。Firstly, wscg ( web service composition graph ) model, a model for web service composition, is proposed, which consists of visual presentation model and executable model. according to this model, the interactions and execution sequences among web services are characterized by wscg nodes and edges and their attributes. based on attributed graph theory, we give the formal definition of wscg model
本文首先提出了一個基於屬性圖理論的web服務復合模型? ? wscg模型，改進了現有web服務復合模型在可視化表示能力和執行語義的確定性等方面的不足；模型包括web服務復合的可視化表示模型和執行模型兩個方面。Based - w on uml, we use uml extend mechanism to process specific property develop about workflow : customize stereotype such as contract, port, collaborate, etc. and set up contract hierarchical system structure. for strict mathematical analysis and simulation, we also provide a convertible mechanism from uml model to object petri nets and a object petri nets ? formal analysis method. analyze the complicated dynamic relation among wofld7low ( work item ) in distributed workflow system by object petri nets ? strong analysis and simulation capability
我們以uml為基礎，利用uml的擴展機制進行了有關工作流特性的擴展：定製了合同、埠、通訊協議塊等版類，建立了合同化的層次體系結構；為了對建立的模型進行嚴密的數學分析和模擬，我們又提供了從uml模型到對象petri網的轉換機制和對象petri網的形式化分析方法，利用對象petri網強勁的分析模擬能力來分析分散式工作流系統中工作流（工作任務）之間的復雜的動態關系；根據分析結果可以對模型進行有效地改進，最後確定的模型容易實現到程序代碼的轉換。Based on analysis of the characteristic of the tourist urban environments, this paper pertinently proposed an inexact fuzzy multi - objective system programming and optimizing method. it is the first time that the inexact fuzzy multi - objective planning method is applied in the field of tourist urban environmental planning. and then, an inexact fuzzy multi - objective system programming and optimizing model for the tourist urban environment is also constituted. this model is not only integrated the kinds of environmental factors and economic factors, but also given full consideration to the uncertainty of the tourist urban environmental development. through the interactive process between man and computer, the ideas and knowledge of experts and decision - makers are combined with the model. so the scientific nature and practicability of the planning results are guaranteed
簡要分析了旅遊城市環境規劃的特點，針對性地提出了一套不確定性模糊多目標旅遊環境系統規劃優化方法，這是首次將不確定性多目標規劃方法應用於以旅遊業發展為重點的城市環境規劃領域。並相應地建立了旅遊城市環境不確定性模糊多目標系統規劃優化模型ifmopomtue ，既把各種環境要素和經濟要素有機地整合入模型中，又充分考慮了旅遊城市環境發展的不確定性，通過人機互動式方法，將專家和決策者的意見落實在模型參數上，從而最大可能地保證了規劃結果的科學性和可操作性。Numerical analysis and comparisons are accomplished for the schemes obtained from the deterministic model and the fuzzy model under the “ hard ” constraints and the “ soft ” constraints of voltage level
在電壓水平「硬」和「軟」兩種約束條件下，對確定性模型和模糊優化模型所得的優化方案進行了數值分析和比較。Base on mathematics philosophy of the content and object of mathematics, this paper discussed the problem about abstraction of mathematics, put forward that mathematics had the major forms of abstraction, and gave some analyses about the validity of mathematics abstraction, and the teaching strategy of using this feature
從數學的內容與對象這一數學哲學層面上分析，數學具有抽象性特點的主要表現形式有：層次性、模型化、理想化、形式化和符號化等，數學抽象的合理性表現在：僅抽取事物對象量的關系和空間形式以及抽象的確定性，在數學教學中應注重貫徹這一特點的教學策略The dual standard quantity ( the work piece and the discrete standard quantity ) mutual measuring and model verification methods are also proposed, which perfects the whole modifying process from data measuring, error separation, model establishment to real correction. after researching the discrete standard quantity system dynamic error separation technique, two error correction methods based on genetic algorithm and neural network mixed modeling technique are established. the two methods are the discrete standard quantity dynamic error direct / synchronous correction and prediction model correction ; the model ' s parameters and model ' s exercising method are also confirmed
設計了雙標準量值（工件和離散標準量）互比測量的模型驗證方法，完善了從數據測量、誤差分離、模型建立到實際修正的整個修正過程；研究了離散標準量系統動態誤差分離技術，建立了基於遺傳進化演算法與神經網路混合建模技術的兩種誤差修正方法? ?離散標準量動態誤差直接（同步）修正方法和預報模型修正方法，並確定了模型結構參數和模型訓練方法；分析了預報模型的多次預報性質，並得出了多次預報與多步預報的等效關系，確定了測量系統的有效預報范圍以及模型參數對泛化誤差的影響；進行了模型的對比實驗驗證和被測工件動態誤差修正試驗，成功地實現了任意二面角和圓分度的實時誤差修正。The process and methods of monitoring measurement in the course of construction are detailed the measuring data analyzed and treated are studied. besides the forecast and calculate of tunnel surrounding rock stably displacement are deeply researched, and according to the uncertainty of geotechnical engineering, grey verhulst model is put forward to forecast tunnel surrounding rock displacement based on optimizing gm ( 1, 1 ) model
介紹了隧道施工監控量測的過程和方法，對量測數據的處理技術與分析方法進行了研究，深入地研究了隧道圍巖穩定位移的預測預報，並針對巖土工程的不確定性，在優化gm （ 1 ， 1 ）模型的基礎上，提出了用灰色verhulst模型預測隧道圍巖位移。The main work and achievements are summarized as follows : according to the spectrum analysis theory, the simple formula of the power spectrum between the excitation and the response is obtained. then the time - domain statistical properties of the structural response are acquired through fourier inverse transform, and cauchy ' s residue theorem is applied to solving the integral of fourier inverse transform, the structural dynamic reliability is calculated in terms of possion hypothesis based on first passage failure
主要研究內容如下：從譜分析理論出發，得到了激勵與響應功率譜之間的簡明關系式，由fourier逆變換得到響應的時域特徵，利用cauchy留數理論處理fourier逆變換的積分式，基於首超破壞的possion假設計算結構系統的動力可靠性，並在此基礎上進行結構優化設計，奠定了確定性模型的基礎。Through importing the probability to model the uncertain factors of actual issues, the certainty model is transferred to uncertainty model, which could more accurately response to the reality, and make economic index as evaluation standard
通過引入概率模擬實際問題中的不確定因素，將確定性模型轉化為不確定性模型，以使模型能更準確的反映實際，並將經濟學指標作為評價標準。This study reveals the relationship between this factors, and shows which we should pay more attention to in design and maintenance of indoor environment. in order to give expression to the indeterminacy, we introduce grey structure, grey parameter and grey variable into the determinate indoor air quality models. the grey models are important tools to forecast, evaluate and control indoor contamination level, because they not only make best of the existing knowledge, but also correctly take the grey characteristics into consideration
為反映室內空氣品質實際狀態，我們將傳統確定性模型的模型參數或系統輸入進行灰化處理，引入灰結構、灰參數及灰變量，得到相應的既充分利用了人們對室內空氣品質系統發展變化規律的現有認識，又對系統存在的「灰性」進行了恰當處理的室內空氣品質灰色模型，為室內空氣品質的評價、預測、控制和室內環境的改善提供了依據。分享友人