隨機文法推論 的英文怎麼說

中文拼音 [suíjīwénfǎtuīlún]
隨機文法推論 英文
stochastic grammar inference
  • 隨 : Ⅰ動詞1 （跟; 跟隨） follow 2 （順從） comply with; adapt to 3 （任憑; 由著） let （sb do as he li...
  • 機 : machineengine
  • 文 : Ⅰ名詞1 （字） character; script; writing 2 （文字） language 3 （文章） literary composition; wri...
  • 法 : Ⅰ名詞1 （由國家制定或認可的行為規則的總稱） law 2 （方法; 方式） way; method; mode; means 3 （標...
  • 推 : 動詞1 （向外用力使物體移動） push; shove 2 （磨或碾） turn a mill or grindstone; grind 3 （剪或削...
  • 論 : 論名詞（記錄孔子及其門徒的言行的「論語」） the analects of confucius
  • 隨機 : random stochasticrandom
  • 文法 : grammar文法學 grammar
  • 推論 : ratiocination; sequitur; inference; triangulation; extrapolation; deduction; corollary
  1. According to the least twin multiplication to calculating the sensitivity index in several water production functions. thus, the writer obtains the fitted the value of the sensitivity index and the varied rule. at the same time, the writer puts forward a new method named rag a ( real coding based accelerating genetic algorithm ) and combines raga with dpsa to calculating the best irrigation system under the non - sufficient irrigation of well irrigation rice in sanjiang plain

    根據《隨機水文學》理論中的時間序列分析法，建立了適合三江平原井灌水稻需水量預報的非平穩時序隨機模型；通過分析降雨隨機特性，選定季節性時序隨機模型，建立了適合三江平原井灌水稻降雨預報的月平均降雨模型；根據最小二乘法，計算出幾種常用水分生產函數中的敏感指數及敏感系數，進而得到三江平原適宜採用的水分生產函數漠型及模型中敏感指數的變化規律；本文提出遺傳動態規劃法（ raga ? dp ） ，即採用改進的基於實數編碼的加速遺傳演算法（ realcodingbasedacceleratinggeneticalgorithm ，簡稱raga ）與動態規劃法（ dpsa ）相結合，推求非充分灌溉條件下三江平原井灌水稻的最優灌溉制度。
  2. By end of 1998, the nominal value of derivatives transactions had happened in the official exchange within 5 years increased from 7. 7 trillion u. s. dollars to 13. 5 trillion u. s. dollars, meanwhile, the nominal value of derivative securities ( otc ) increased from 8. 7 trillion u. s. dollars to 51 trillion u. s. dollars, then, the nominal value of unliquidated derivatives was total about 64 trillion u. s. dollars, and the academic field also emerged frontier science borrowing for the financial science, physics financial science, financial engineering, etc. 1973, black and scholes put forward the differential equation that any derivative securities prices based on any non - dividend paying stock must be satisfied, that is black - scholes differential equation

    Jamshidian . f在其1989年的文章中推導出零息債券的期權價格。奧托同樣在其1998年的論文中用統計物理學中的路徑積分方法推導出了基於零息債券為基礎的期權定價模型。本文在這些學者研究成果的基礎上，進行了更深層次的研究，在vasicek隨機模型的基礎上，打破上述學者及著名的black - scholes期權定價模型只能求解證券及其衍生產品價格平均值的限制，對零息債券和基於零息債券的期權的價格求解，並推導證券瞬時價格的分佈函數。
  3. The strong deviation theorems are new type theorems established by using the notion of the likelihood ratio. professor liu wen frist applied an analysis method in solving a class of strong deviation theorems for a sequense of random variables. later professor liu wen studied the shannon - mcmillan theorem in information theorems [ 2 ] - [ 8 ] and deviation theorems of non - negative continuous random variables [ 10 ] - [ 11 ] by using the analytic technique and obtained some strong deviation theorems. the chapter 2 of the paper studied a class of strong deviation theorems of function of two variables of information sources and obtained a further study of shannon - mcmillan theorem of markov information sourses by definning the using concept of entropy density divergence. the chapter 3 of the paper studied a class of strong deviation theorems of non - negative continuous random variables by using tool of transformation of laplace. information theory, as a branch of applied probability theory, becomes more and more important in appling

    劉文教授在解決大數定律中，用首創的分析方法得到一類隨機變量序列的強偏差定理。后來，劉文教授把分析方法用於信息論中shannon - mcmillan定理和連續型隨機變量的偏差定理的研究，得到了若干強偏差定理。本文的第二章是引進任意信源相對熵密度偏差的概念，並利用這個概念研究任意信源二元函數的一類強偏差定理，得到了馬氏信源shannon - mcmillan定理的一個推廣。
  4. The pseudo - random fsk / psk multi - modulation signal and the partly - matched processing signal remain the information of the target of interest. compared with the other processing methods, the partly - matched procession could depict the target ' s information effectively, and could get a higher output snr under a noisy environment. in this dissertation, the deduction and the simulink on the computer of the average ambiguity function of the pseudo - random fsk / psk multi - modulation signal are presented. also, to the partly - matched procession, analysis in theory and simulink on computer are presented. the partly - matched procession applied in radar field is also discussed

    較其它處理方法，非完全匹配處理能有效的突出所觀測目標的信息，以及在加噪情況下，其具有高的輸出信噪比。在論文中，對偽隨機fsk / psk復合調制信號的模糊特性進行了推導與模擬，對非完全匹配處理方法進行了理論上的分析以及計算機上的模擬驗證，討論了其在雷達中的應用。
  5. The article has researched the intention of agricultural industrialization which is guided by market and mainstay enterprises, based on agricultural product base organized by a lot of families, and characterized by joint management and mutual benefit. it also realized production specialization, product commercialization, service socialization and etc. the article has also researched the existing conditions of agricultural industrialization both at home and abroad. although it is different in national conditions and actual practice, the developed countries follows the market economic law and naturally steps on the road of agricultural industrialization. as the continuous reforming and opening up, china actively explores and enhances the management level of agricultural industrialization. the writer uses system changing theory, scale management theory, trade expense theory. market system theory and industrial economics theory, to put forward the main type of mainstay enterprises, which is divided by ownership, organization form, contact form and product. the writer thinks that development of mainstay enterprises can promote effective joining between small production and big market, the developing of high - benefit agriculture, establishing trade / industry / agriculture operation system, region economics and joining process between urban area and rural area. the existing conditions in strengthening the mainstay enterprises in zhaoyuan embodies continuous expanding in scale. continuous widening in fields, continuous enhancing in benefits, continuous improving in techology and quality. by finding the problem and shortage in product quality, developing ability and scale strength, the article has put forward the following views : face to market and enhance quality and techological content of agricultural products ; enforce flexible policy and investments ; establish fair and reasonable benefits joining system. the article has also put forward the countermeasures and suggestions on enhancing the enterprises ' management level

    文章研究了農業產業化經營的內涵，明確其以市場為導向、以龍頭企業為依託、以一大批農戶組成的農產品生產基地為基礎，形成農工商有機結合、風險共擔、利益均沾的本質特點，表現出生產專業化、經營一體化、企業規模化、產品商品化、服務社會化等特徵。分析了國內外產業化經營的現狀，認為盡管各國的國情不同，具體的做法和叫法不盡相同，但是經濟發達國家都遵循市場經濟規律，很自然走上了農業產業化經營的道路，發展中國家紛紛仿效，中國也隨著改革開放不斷深入，積極探索發展提高農業產業化經營水平。作者運用制度變遷理論、規模經營理論、交易費用理論、市場機制理論和產業經濟學理論，提出了龍頭企業從所有制形式、從組織形式、從聯系方式及從產品上劃分的主要類型；認為發展龍頭企業有促進小生產與大市場的有效對接、推動優質高效農業縱深發展、建立貿工農一體化運行機制、振興區域經濟、加速城鄉一體化進程等作用；考察了招遠市壯大龍頭企業推進農業產業化的現狀，表現在規模不斷擴大、領域不斷拓寬、效益不斷提高、技術不斷改進、質量不斷提高等方面；找出了龍頭企業產品質量上、開發能力上、規模實力上和行業自律上的問題和差距，提出了要面向市場，努力提高農產品的質量和科技含量，多策並舉，搞活投入機制，建立公平合理的利益聯結機制，加強行業自律，提高企業經營管理水平等對策和建議。
  6. Stochastic subspace identification method is the major in this article, and this method is based on the theory of projection of row space, and also uses qr decomposition, svd decomposition as well as least squares estimate to state space matrices of the discrete system so as to achieve the parameters of the dynamic behavior and it can achieve an accurate result

    隨機子空間法是本文的論述重點，它運用了行空間投影的理論，通過qr分解和svd分解以及最小二乘估計來識別離散后的系統狀態空間矩陣，從而得到系統的動力學特性參數，識別精度較高。本文詳細的推導了隨機子空間法的理論公式，並編寫出相應的matlab程序。
  7. Abstract : the reflective characteristics of sea and sky background radiation, which have important effect on the infrared signature from flight vehicle above sea, are studied in the paper. the statistical distribution of wave facet directions is discussed, the effects of randomly riging and falling sea wave on the sea surface radiation and on the sun light reflection are also discussed. calculation methods of irradiance from sea surface radiation and reflected sun light on observation point are derived in the paper. finally a computation example is given, which shows the sea and sky background radiation has important effect on infrared characteristic especially in the front area of a flight vehicle

    文摘:研究了對近海飛行體的紅外特性有重要影響的海空背景輻射的反射特性.討論了波浪面起伏隨機規律，隨機起伏對海面自身輻射及對陽光反射的影響，推演了此種隨機起伏波浪面的自身輻射及反射的陽光在觀測點形成的輻照度的計算方法.給出的算例結果表明，海空背景對飛行體的紅外特性尤其對其前半球的紅外特性有重要的意義
  8. The deducing of the algorithms has very practical value in state estimation for systems under the complex environments. in the instance of complicated multi - channel system with multiplicative noise, the dissertation discusses the optimal estimation of state filtering and smoothing and the stochastic input signal with the technique of innovation and projection theorem of hilbert space. the main study of the dissertation is introduced as follows : 1 according to the practical requirement of complicated multi - channel system with multiplicative noise, the dissertation broadens rajasekaran filtering algorithm

    本文針對復雜多通道帶乘性噪聲系統，應用新息的方法和hilbert空間的投影定理，對狀態最優濾波和平滑估計、隨機輸入信號的最優估計等理論與應用方面的問題，進行了進一步的探討，著重完成了以下工作：第一，根據復雜多通道乘性噪聲系統問題的實際需要，推廣了rajasekaran濾波演算法。
  9. In this paper, a image processing method has been presented, with this method mean temperature of testing object can be arrived at from infrared picture and the interior temperature gradient of the test pieces in the situation of transient heat transfer can be got. unsteady - state heat transfer mechanism of wall has also been studied in this paper. on the basis of theoretical analysis and experimental study we can get such conclusions : infrared testing of energy conservation of buildings is rapider and more accurate than heat - flow meter method which is popular at present ; heat transfer mechanism in the situation of unsteady - state heat transfer has been analyzed through experiment ; the interior layers ’ temperature of the test pieces ascent in company with

    本文在理論分析和試驗研究的基礎上得出以下結論:本文研究的紅外檢測建築節能的方法比目前存在的熱流計法更快速、更準確;用試驗分析了墻體在非穩態傳熱情況下的傳熱機理;試件各層溫度隨著受熱面環境溫度的上升而上升，只是上升的程度不同，響應時間不同，這是由於試件內部有一個蓄熱過程;通過傳熱理論和建築熱工計算推導出了非穩態傳熱情況下的傳熱系數的計算公式;本文用matlab進行紅外圖片的處理，進而得到被測物的平均溫度;用數據處理軟體擬合溫度熱流。
  10. And they ca n ' t take into account distributing of crops and water requirement and water content of soil. aiming at the limitations of this irrigation system, a expressions about design flow of pipe networks is set up by the probability methods. a model of stochastic non - linear programming by random irrigating is presented to optimize network of micro - irrigation

    論文針對這種灌溉制度的缺點，引入管網流量設計保證率、概率約束等理論，用概率論的方法推求了隨機灌水條件下管網設計流量的計算公式，並建立了隨機取水條件下微灌系統管網優化設計隨機非線性規劃數學模型。
  11. And the unbelievable increase happened in the filed of derivatives, the issued financial derivatives in 1996 is totally around 3. 5 trillion u. s. dollars, and among these transactions, about 2. 5 trillion u. s. dollars was otc, and the rest was happened in the official exchange

    Vasicek根據vasicek隨機模型推導出零息債券的平均價格，奧托在其1998年的論文中用統計物理學中的路徑積分方法重新推導了基於vasicek隨機模型的零息債券平均價格的定價公式，並得到了相同的結論。
  12. Abstract : in this paper, we study the random equation to elastic caminal rectangle plate under single concentrated random load by random vibration theory, and discuss the dynamic response to it by separating the variable, and study the frequency response function and unit pluse response function to the load and response

    文摘:運用隨機振動理論，推導了彈性矩形薄板在單個隨機集中載荷下的振動方程，並用分離變量法討論了其動力響應，研究了對應于激勵與響應的頻率響應函數和單位脈沖響應函數。
  13. Then we get ruin probability, actuarial diagnostics and lundberg inequality in the new model. as to the risk model with random premium rate, we concerned with discrete random variable, continuous random variable and general random variable. we derive the formula of ruin probability, the extreme during the total duration of negative surplus and the joint distribution of the surplus immediately before ruin and the deficit at ruin

    對于保費率為隨機變量的一類風險模型，本文就離散的隨機變量、連續的隨機變量、一般的隨機變量三個方面進行討論，運用概率方法和風險理論的方法推導出破產概率、末離前最大盈餘分佈、破產前瞬時盈餘與破產赤字的聯合分佈等精算量分佈的一般公式。
  14. In this dissertation, put forward a practical modal to forecast the probability of human error and analyze the effect of reliability as a result of human error based on the analysis of cause and effect of human error during construction ; put forward the model of considering the effect of human error and the practically method of calculate fuzzy - random reliability considering the effect of human error ; popularize the theory of traditional random reliability to the theory of fuzzy - random reliability, and discuss the theory of reliability of the whole - course in structural life ; put forward the countermeasure to reduce human error according to the fact

    本文通過對施工過程中人為錯誤的因果分析，建立了比較實用的人誤概率預測模型，分析了施工過程中人為錯誤對結構可靠度的影響；提出了考慮人為錯誤影響的結構模糊隨機可靠度的模型和實用的計算方法，將傳統的隨機可靠度理論推廣到模糊隨機可靠度理論；還探討了結構生命全過程可靠度理論，並結合實際情況提出了減少人為錯誤的對策。
  15. In the first part of the thesis, we generalize the unified approach to the evolutionary random response problems of a deterministic system ( the unified approach in brief ), to a random linear system in the following ways

    論文前一部分將確定性系統中的統一解法，全面推廣到隨機線性系統中去，具體地作了三個方面的工作。
  16. The multiresolution method is extended and applied to random vibration control system, thus a multiresolution random vibration control algorithm is created, which provides a satisfied solution to the poor control precision problem at low frequency that was pointed out and remained unsettled for many years. the control algorithm has been successfully implemented on dactron ' s shaker control system, showing great improvement in low frequency control precision, with a little more computation resource consumed. high resolution octave analysis is another successful application of multiresolution spectrum estimation theory

    在多抽樣率信號處理理論和多分辨譜估計理論的基礎上，本文進而將多解析度思想推廣到隨機振動控制理論中，提出了多分辨隨機振動控制演算法，解決了振動控制界多年來懸而未決的低頻控制精度問題，並在dactron公司laser ~ （ tm ）和comet ~ （ tm ）等多種振動控制產品中得到了成功的應用，在計算量增加不大的前提下取得了令人滿意的控制效果。
  17. This thesis establishes three models for a single - unit markov repairable system, and derives some reliability indexes by the method of stochastic process and probability. the thesis is based on the practice problems of maintenance and the idea of ion - channel. some numerical examples done by the mathematical software maple are given to illustrate the results at the end

    本文基於維修理論的實際問題，並藉助離子通道中的一些理論思想，運用隨機過程與概率論的方法研究了可靠性工程中單部件馬爾可夫可修系統的建模及在模型建立之後系統的一些可靠性指標的推導與證明，並運用數學軟體maple對推導出的結論進行了核實與分析，同時給出了數值示例。
  18. Two kinds of mathematical models of the forklift truck in intensive test and their formulas of parameters estimation are established ; thereby the cumulative failure strength function of the forklift truck in intensive test is obtained. the author also applies the related - index - method ( rim ) to verify the analysis results

    本文運用隨機過程理論，根據可靠性強化試驗叉車故障數據的特點，建立了可靠性強化試驗叉車的可靠性數學模型，推導了其參數估計公式，從而得到了可靠性強化試驗叉車的累積故障強度函數，並運用相關指數法對分析結果進行了驗證。
  19. In the first part, an extended form of the stochastic melnikov method is presented and applied in analysis on the homoclinic bifurcation and chaotic behavior of a nonlinear hamiltonian system with weakly feed - back control and with both harmonic and gaussian white noisy excitations. numerical simulation is used to test the form and the results agree well with the theory, which proves the rationality of the form

    第一部分，本文對梅爾尼科夫理論進行拓展，得到了一種高維梅爾尼科夫方法的隨機推廣形式，並將這種方法應用於帶慢變參數和弱反饋控制的非線性哈密頓系統在諧和和隨機激勵雙重作用下的同宿分叉和混沌運動的分析中，同時利用數值試驗進行了驗證。
  20. In this papcr, wc discussed the fully discrete multi - type risk model and several random variables relate to the time of ruin. the recursive formulas and explicit expressions of ruin probability and the distribution law of the surplus immediately before ruin were obtained. by " martingale approach ", wc get an upper bound of ruin probability

    本文在經典風險模型的基礎上建立了完全離散的多險種風險模型並對該模型討論了幾個和破產時刻有關的隨機變量。得到了破產概率以及破產前盈餘的分佈律的遞推解和顯式解，採用鞅方法，我們得到了一個破產概率的一個上界。
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