markov time 中文意思是什麼

markov time 解釋
馬爾可夫時間
  • markov : 馬爾科夫
  • time : n 1 時,時間,時日,歲月。2 時候,時刻;期間;時節,季節;〈常pl 〉時期,年代,時代; 〈the time ...
  1. 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。
  2. Research on dynamic bayesian networks in non time homogenous markov decision process

    具有丟失數據的貝葉斯網路結構學習研究
  3. The present paper firstly represents the model about random walks in time - random environments on the right line, then the studies about recurrence - transience criteria and limit theorem by using some relative theories of markov chains, and finally a center limit theorem of this random walks in the non - recurrence case

    摘要給出了半直線上時間隨機環境下隨機游動的模型,並利用馬氏鏈理論研究了該隨機游動的常返暫留準則和依概率收斂的大數定律,得到在非常返情形下的中心極限定理。
  4. In the chapter two we discussed that the server would first use speed - 1 to serve customers when the system entered the busy state from the empty state, but when the server found the number of customers in the system exceeded the thresh - n during serving, after finishing the service of current customer it would use speed - 2 to serve the next customer till there is no customer. by the method of supplementary variable, l - transition and constructing vector markov, we attained the distribution of the queue length, the distribution of wait - time, the distribution of stay - time, the utility and etc. in the last part of this chapter, we discussed the optimal n * for thresh n which minimizing the cost function and we illustrate the cost function behaves for various parameter selections by a numerical study

    在本文第二章討論了當系統從空閑進入忙期時是服務臺以速度1進行服務,但一旦對某顧客服務完畢時如發現系統中的顧客數超過n值時就以速度2服務后續顧客直到系統變空的可修排隊系統,通過構造各種向量馬氏過程和吸收向量馬氏過程,獲得了瞬態、穩態隊長分佈、等待時間分佈、逗留時間分佈、更新周期分佈等一系列排隊指標以及可用度、可靠度等一些可靠性指標,在本章最後又從系統如何更好節省費用角度出發討論了門限n的最優取值問題,並利用mathematic軟體對費用函數進行了數值模擬。
  5. Considered the present condition of liaoning province, the evaluation and prediction method of liaoning province bridge technique condition is analyzed, then bridge condition changed - contingency evaluated method is introduced, negative index curve is chosen as the regression analysis model of the bridge condition prediction, and based on the information of bridge management system in the liaoning highway, the parameters of model are calibrated, the average repaired life of bridge is also calculated, the definite method of the bridge ' s repaired year is given, at the same time the markov chain model of bridge condition prediction is presented

    結合遼寧省的橋梁工程及管理具體情況,研究了遼寧省橋梁技術狀況評價與預測方法,引入橋梁缺損狀況變權評定方法,選擇負指數曲線作為橋梁缺損狀況預測的回歸分析模型,並依據遼寧省干線公路橋梁管理系統中的橋梁狀況信息,標定了模型的參數,計算橋梁中修及大修(或改建)的平均年限,給出橋梁大中修年份的確定方法,同時也建立了橋梁缺損狀況預測的馬爾可夫鏈概率模型。
  6. A dynamic input - output model with random consumption vector s ( t, ), random consumption coefficient matrix and random investment coefficient matrix which the time lag is one has been discussed. by means of modern stochastic analysis and markov process, it has been proved that the random dynamic input - output model does not have a balanced growth solution

    對具有隨機消費向量s ( t , ) ,隨機投入產出消耗系數矩陣、隨機投資系數矩陣的動態模型,利用現代概率分析、馬氏過程等工具,證明了其經濟穩定增長解不存在的結論
  7. Researches on the usage of markov process in short - time forecast of japanese yen

    論馬氏鏈分析方法在匯率短期預測中的應用
  8. At the same time, the formulas on reliability, mean time to failure and availability, mean time between failure etc were deduced respectively based on the distribution density function and markov state - transition diagram

    同時依據分佈密度函數和馬爾可夫模型的數學理論分別推導了兩種系統的可靠度、平均故障前時間和可用度、平均故障間隔時間等指標的計算公式,為軟體內核程序的開發奠定了理論基礎。
  9. To obtain the prior distributions of parameters by bootstrap, i proposed the integrated sampling method to generate bootstrap samples. the method simulates a markov chain to describe the state changing procedure based on the failure time sampled by monte carlo method. and the posterior distributions of parameters are obtained by markov chain monte carlo ( mcmc ) method

    為了應用自助方法確定參數驗前分佈,提出了運行故障時間和狀態的綜合抽樣方法生成自助樣本,該方法基於試驗數據用蒙特卡洛方法對故障時間進行抽樣,在故障時間抽樣值的基礎上,模擬馬爾可夫鏈表示系統狀態變化過程。
  10. Adopting the actual county - grade database of land use firstly founded in china, combining with the comprehensive influential factors of land use change, using the correlative statistic software and the mathematic analytical methods ( principal component analysis, gray relating analysis, multivariate time series markov chain analysis, multivariate regression analysis, gm ( 1, 1 ) gray model, gray series gm ( 1, n ) model methods etc ), this paper analyses the dynamic change of land use and driving force in jiang ' an county qualitatively and quantitatively. the results indicate : 1 the land resource per capita and the area of single - land - use type in jiang ' an county are not prior to other places in yibing city or sichuan province. however, the terrain is dominant in choosing the way of land use

    本文採用全國首批建立的「縣級土地利用現狀數據庫」的基礎數據,結合影響土地利用變化的經濟、社會、環境等綜合因素,採用相關分析軟體( dps 、 spss )和數學分析方法(主成分分析、灰色關聯度分析、多元回歸分析、多元時空序列馬爾柯夫鏈分析、 gm ( 1 , 1 )預測模型分析、灰色序列gm ( 1 , n )模型分析等方法) ,對江安縣土地利用變化及其驅動力進行定性、定量研究,研究結果表明: 1江安縣人均總的土地資源數量和單一土地利用類型的數量在宜賓或四川省區域內均無優勢;地形對土地利用方式的選擇起著主導作用;土地利用變化的總趨勢是:耕地、林地、交通用地和水域面積不斷減少,居民點及工礦用地和未利用地面積不斷增加;景觀多樣性指數呈現「 」趨勢。
  11. The random mathematical model is described using equivalent markov equations. the time and state parameters are discrete. based on the model, the flow rate distributions along radial and average at any height can be calculated directly, moreover, the probability transition matrix of the flow can be determined via the statistic character of the random cumulate particles, and be corrected by s. cd the random theoretical model shown in fig. l, the section of the bed of tbr is divided into a series of concentric circles

    一、在常溫和常壓下進行滴流床反應器流率分佈的研究,以狀態離散、時間離散的齊次markov過程描述了滴流床在滴流區的流率分佈,建立了滴流床在滴流區流率分佈的隨機模型,根據此模型可以: 1 、可直接確定任一高度下的液體徑向流率分佈及平衡流率分佈; 2 、液體流動的概率轉移矩陣可由隨機堆積顆粒的統計特性確定,以參數s修正。
  12. For quantitative analysis of the combat platform fire application, the markov chain model of combat platform with reciprocal striking, hasty break through and shooting to dense target is studied by setting up markov chain which state and time are discrete according to the markov property in this process

    摘要針對定量分析戰斗平臺火力運用問題,根據該過程所具有的馬爾可夫性特點,將其描述為狀態離散、時間離散的馬爾可夫鏈,由此研究了一對一格鬥、倉促突破戰斗、對密集目標群射擊等情況下的馬爾可夫鏈模型。
  13. In the study of risk theory, a class of continuous time risk process with deficit - time geometry distribution of claim inter - occurrence time was made into a strong piecewise - deterministic markov process with the theory of piecewise - deterministic markov process and by introducing a supplementary variable. martingale approach is one of the most powerful methods of pdmp. the programming process is getting the ruin probability from the martingale construction. we use the idea of change of measure in the programming process and find the result and the function of adjustment coefficient

    本文應用逐段決定馬爾可夫過程理論及補充變量技巧,使索賠到達間隔服從虧時幾何分佈的連續時間風險過程成為齊次強馬爾可夫過程,然後利用pdmp中的鞅方法(用廣義生成運算元得出鞅)推導了鞅的形式,作為該風險模型索賠額分佈為一般分佈下的破產概率的一般表達式,其中用到了測度變換的思想。
  14. In this paper, we use the analytical method. by using the theory of semigroups of linear operators, we study the integrated semigroups of linear operators and their applications to continuous - time markov chains ( ctmcs )

    本文著力于使用分析的方法,以運算元半群理論為工具,研究積分運算元半群及其在時間連續markov鏈中的應用。
  15. This paper consists of three chapters. the first one is the preparatory knowledge underlying this paper, including the basic concepts of the piece - wise deterministic markov processes ( pdmp ), the renewal equation, the key renewal theorem and some results about the classical risk model, which come from [ 2 ], [ 8 ] and [ 9 ]. the second one introduces the results about the general ruin probability in a kind of continuous - time risk model with the deficit - time geometric distribution of inter - occurrence times, in which claim sizes are discretly distributed. these come from [ 6 ]. the main body of this paper is the third one where we derive lundberg bounds, cramer - lundberg approximations to the ruin probability and finite - horizon lundberg inequalities

    本文共三章,第一章是奠定本論文基礎的相關知識,包括逐段決定馬爾可夫過程的一些基本概念、更新方程與關鍵更新定理的內容以及經典風險模型的介紹,主要取自[ 2 ] 、 [ 8 ]和[ 9 ] 。第二章介紹了該風險模型在索賠額分佈為一般分佈下的破產概率的一般表達式及相關定理,內容來自[ 6 ] 。第三章是本文的主體,求得了該模型的破產概率的lundberg界, cram r - lundberg逼近以及有限時間破產概率的lundberg不等式。
  16. We investigated the architectures of three typical computer fault - tolerant systems such as triple modular admixture redundancy system, buildup dual computer comparing system and dual computer comparing system with hot standby, and descript them with the markov model. the reliability and safety model of these fault - tolerant systems are acquired through theoretical analyzing and calculating. with analyzing, we defined the systems " task interval available time section in reason, compared their reliability and safety and evaluated their reliabilities

    具體針對三模混合冗餘、增強型雙機比較及帶熱備份的雙機比較三種典型體系結構的計算機容錯系統進行了研究,統一用馬爾可夫模型進行描述,通過理論分析和計算,獲得各體系結構容錯系統的可靠度與安全度的數學模型;通過分析,合理定義了系統的任務工作期區間,並在此區間上比較分析了各體系結構容錯系統的可靠度與安全度情況,從而對各系統的可靠性指標進行了評價;根據上述三種系統的數學模型,在考慮系統故障覆蓋率與維修率兩個參數對系統可靠度與安全度影響的情況下,用matlab語言編制了計算機模擬程序。
  17. During the analysis process, the author predicts the human resource demand of management personnel, experts, servers and administrators by using the method of the trend analysis and button up. on the other hand, the author predicts the human resource supply of all kinds of persons by using markov transferable matrix and situation check method. at the same time, on the basis of the prediction, the author draws up the short - term plan of personnel complement, arrangement, promotion, training, developing and the plan of payment encouraging for xapa and its relative steps

    文章在分析xapa公司過去五年人員配置情況的基礎上,運用趨勢分析法、微觀集成法和回歸分析法對公司管理人員、專業技術人員、後援服務人員、行政支持人員進行了人力資源的需求預測,運用馬爾可夫轉移矩陣和現狀核查法對各類人員進行了人力資源的供給預測,在供需預測比較的基礎上編制了xapa公司未來十年的人力資源總體規劃,並相應地制定了短期的配套措施,編制了人員補充計劃、人員配置計劃、人員晉升計劃、人員培訓開發計劃和薪資激勵計劃,為人力資源的優化配置提供了依據。
  18. According to the theory of continuous - time markov chains, given a g - matrix q, it is possible that there exist infinite transition functions and therefore there maybe exist infinite positive contraction semigroups ( co semigroups ) on l1 derived from q - matrix q. but each positive contraction semigroup has and only has one infinitesimal generator

    給定一個q -矩陣q ,可能存在無窮多個轉移函數,從而在l1空間上可能有無窮多個正的壓縮半群( c _ 0半群)與之對應,而每個正的壓縮半群有且僅有一個無窮小生成元。
  19. Chapter 1 summarizes some basic concepts, mainly some basic definitions, properties and some basic relations in continuous - time markov chains and all kind of mixing sequences

    第一章是緒論及介紹一些基本概念,主要是標準馬爾可夫過程及各種混合序列、各種收斂性的一些基本定義、性質和一些基本關系。
  20. In the thesis, we select the mel - frequency cepstrum coefficients based on analyzing a lot of parameters of speech signal. mel cepstrum is of better recognition and anti - noise capability. ( 2 ) dynamic time warping, vector quantization, hidden markov model and artificial neural network can be used in speaker recognition

    ( 2 )現有的說話人識別方法有動態時間規整法、矢量量化法、隱馬爾可夫模型和神經網路法等,其中hmm已成為目前最佳的說話人識別處理模型。
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