線性預測理論 的英文怎麼說

中文拼音 [xiànxìngyùcèlǐlún]
線性預測理論 英文
linear prediction theory
  • 線 : 名詞1 （用絲、棉、金屬等製成的細長的東西） thread; string; wire 2 [數學] （一個點任意移動所構成的...
  • 性 : Ⅰ名詞1 （性格） nature; character; disposition 2 （性能; 性質） property; quality 3 （性別） sex ...
  • 預 : Ⅰ副詞（預先; 事先） in advance; beforehand Ⅱ動詞（參與） take part in
  • 測 : 動詞1. （測量） survey; fathom; measure 2. （測度; 推測） conjecture; infer
  • 理 : Ⅰ名詞1 （物質組織的條紋） texture; grain （in wood skin etc ） 2 （道理;事理） reason; logic; tru...
  • 論 : 論名詞（記錄孔子及其門徒的言行的「論語」） the analects of confucius
  • 線性 : [數學] [物理學] linear; linearity線性代數 linear algebra; 線性方程 linear equation; 線性規劃 line...
  • 預測 : calculate; forecast; prognosis; divine; forecasting; foreshadowing; predetermination
  • 理論 : theory
  1. A unified linear fusion model for information fusion estimation is proposed, and it can describe varied information including measuring information, apriority information, forecasting data and estimation information, and it lays a foundation for the theory frame of information fusion estimation

    提出信息融合估計的統一線性融合模型，使測量信息、先驗信息、預測信息以及狀態估計信息等均可用統一融合模型進行描述，為建立信息融合估計的理論框架奠定了基礎。
  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. Simultaneously, the forecast theory and method of nonlinear time series is established, which combines mechanism of the time space system with analyzing historical data

    結合時空系統機制和歷史資料的分析，建立非線性時空序列預測理論與方法。
  4. In communicaton the bandwidth is an important problem that we should consider, specially in wireless communication. in fact the fiber is mainly used in backbone networks, so it is essential to develop the low rating coding technology of voice. the arithmetic of melp is based on the model of lpc and use the form of mixed excitation. because it integrates the idea of multi - band, so it has the merit of lpc and mbe. it is a perfect coding scheme in low rating voice coding relatively

    而melp語音壓縮編碼演算法是在線性預測編碼參數模型的基礎上，採用混合激勵的形式，並且結合了多帶的思想，因此它擁有線性預測編碼和多帶激勵的優點，是目前低速率語音編碼中一種比較理想的編碼方案，也是本文研究的重點。本論文通過研究melp的語音編解碼演算法的原理，對它的編解碼過程作了比較深入的研究，對其中的一些公式進行了理論推導，並作了模擬分析，最後研究了該演算法的c語言實現。
  5. In order to utilize the frquency resource adequately and increase the capacity of mobile communication system, the wireless electric wave propagation of existing mobile system always adopts the microcell structure. forecasting the path loss characteristic of electric wave accurately can provide the necessary condition for the layout and design of wireless network, at the same time it is a precondition for the research on the microcell mobile system. the methods of forecasting of wireless electric wave propagation can divide into two parts : one is pluse and respond, that is establish the empirical model based on experimental and statistical data ; the other is ray tracing method, that is establish the deterministic model based on theoretical analyse. the paper discuss the characteristic of wireless signal electric wave transmition in symmetrical atmosphere of earth, and introduce the common path loss transmition model in land mobile communication system, also point out the localization of these models based on experiential methods

    而精確預測無線電波傳播路徑損耗特性，則為合理的微蜂窩無線網路規劃、設計提供了必要條件，同時也是研究微蜂窩移動通信系統性能的前提。無線電波傳播預測的方法分為兩類：一是用沖激響應法，即根據實驗、統計所得數據建立經驗性傳播預測模型；另一種是用射線跟蹤方法，即依據理論分析來建立確定性的傳播預測模型。本文首先討論了在地球表面均勻大氣中的無線電波傳播的基本特性，介紹了陸地移動通信系統中常用的幾種電波傳播路徑損耗經驗性預測模型，並指出了這些經驗性傳播模型對于微蜂窩小區無線電波傳播特性研究的局限性。
  6. After studying the prediction method and considering the complex, random and nonlinear factors that affect the demand load of heating, the ann technology is adopted. different from the general analysis in technology and economy, it is for the first time to combine the prediction in method of artificial neutral network with optimization in use of dynamic planning principle for the running analysis of the electric boiler

    考慮到影響供熱採暖需求負荷的因素復雜且具有隨機性和非線形性，在對預測理論進行研究和對各種預測方法進行比較后，本文首次將基於人工神經網路的負荷預測與基於動態規劃原理的優化方法相結合，用於蓄熱式電鍋爐系統的經濟運行策略研究。
  7. In the meanwhile, seeing that the parameters are restricted for many practical problems, the author also studies the problems of optimal conditional prediction in the model with respect to two classes of restriction of linear parameter equations. what is more, the optimal conditional linear and optimal conditional ^ - linear unbiased predictors are also obtained respectively, which extends the results given by the predecessors and enrich the theory of optimal prediction

    考慮到對于實際問題，模型參數一般是要受到一定的約束，因此作者也研究了兩類線性等式約束條件下的模型的最優預測問題，得到了模型的最優條件線性無偏預測和最優條件-線性無偏預測，從而成功地推廣了前人的結果，豐富了這方面的預測理論
  8. On the basis of displacement - time series of the slope, a nonlinear dynamic model is set up according to backus generalized linear inversion theory in this paper. due to the equivalence beween autonomous gradient system and catastrophe model, a standard cusp catastrophe model can be obtained through variable substitution. the method is used in analysis of displacement data of huangci landslide and wolongsi landslide and in understanding how slopes evolve before sliding. the result shows that the nonlinear dynamic model can make satisfactory prediction result. is it most important that there is a sudden fall of d, which indicates the occurrence of catastrophe ( when d = 0 )

    研究表明，滑坡變形失穩過程具有混沌和分維特性，可以用分形理論來研究滑坡預測問題，基於對任一連續函數，至少在較小的鄰域內可以用多項式任意逼近的數學理論，運用改進的backus廣義線性反演理論，以斜坡位移時間序列為基礎，反演了斜坡演化的非線性動力學模型。並利用自治梯度系統與突變模型的等價性，通過變量代換得到標準的尖點突變模型。
  9. This paper has set up a platform of multi - parameter nonlinear study and multi - parameter estimate to reservoir by means of the technology of multi - attribute transformation and neutral network combined with multi - attribute analysis of seismic parameters, reservoir inversion and reconstruction of reservoir geophysical characteristics on the foundation of large numbers researches and data - drive law in prediction of reservoir so as to provide more accurate geology conclusion and exploration deployment scheme in practical application. besides, concrete example analysis has been made on this technology aiming at different types of oil - bearing reservoir prediction. summing up the characteristic of this technology, this paper point out its further direction in development

    基於上述目標，本文主要做了以下幾方面的工作：詳細分析了石油勘探局中多種儲層預測方法的技術特點及本身在解決實際地質問題上的不足之處；在繼承前人研究和技術的基礎上，以「數據驅動法」為數學物理的理論基礎，通過多屬性變換和神經網路技術，把地震參數的多屬性分析技術、儲層反演技術和近年出現儲層物理特徵重構的技術思想有機地結合在一起，建立起一套儲層多參數非線性預測研究和儲層多參數估算技術平臺；對該項技術針對不同類型含油儲層的預測研究做出了具體的實例分析；總結了該項技術的特點，並指出進一步的發展方向。
  10. Therefore, the main contents and the creative results of this paper are described as follows : ( 1 ) the on - line safety forecast theory for switching overvoltage of large power stations based on the field - circuit analysis is presented by analyzing the electromagnetic transient for electric network of large power stations

    針對該研究課題，本文的主要內容及創新性成果如下： （ 1 ）通過對大型電站電氣網路電磁暫態過程的分析研究，提出了一種基於場路綜合分析的廠站操作過電壓在線安全預測理論。
  11. This paper introduces all kinds of calculation methods of settlement and the popular research theory at present, expresses the rheology theory and its developing trend in detail. based on the rheology theory, the theory of linear - visco - elastic - plastic model is put forward to forecast the long term creep settlement of soft soil in the metallurgy industrial region at the backward position of haihe river in tianjin

    本文詳細介紹了國內外關于沉降計算的研究現狀，以及當今流行的研究理論，著重介紹了流變理論的研究現狀及其發展趨勢，並在此基礎上提出了用線性粘彈塑性模型理論來預測天津市海河下遊冶金工業區軟土長期蠕變。
  12. Abstract : in this paper a new adaptive neural network controller is presented for a class of continuous - time nonlinear time delay systems subject to modeling uncertainty. the neural network model requires a priori knowledge about plant dynamics to provide prediction models for time delay systems. an adaptive controller based on neural networks was developed to produce the desired tracking performance in uncertain conditions. stability of the closed - loop system is proved by the lyapunov method. the effectiveness of the proposed scheme was demonstrated through its application to the control of a continuous stirred tank reactor

    文摘:針對模型不確定性的連續時間時滯系統，提出了一種新的神經網路自適應控制.系統的辨識模型是由神經網路和系統的已知信息組合構成，在此基礎上，建立時滯系統的預測模型.基於神經網路預測模型的自適應控制器能夠實現期望軌線的跟蹤，理論上證明了閉環系統的穩定性.連續攪拌釜式反應器模擬結果表明了該控制方案的有效性
  13. Due to the existing volatility, stochastic and dynamic properties of cash flow, this paper employs exponential smoothing method and moving average method to eliminate the effects of the stochastic factors, use the seasonal exponent to eliminate the seasonal volatility of the cash flow, the exponent curve and polynomial fitting curve to estimate the overall cash flow and also provides the calculating methods and identifying principle of the overall cash flow

    由於現金流量的波動性、隨機性、動態性等特性的存在，依靠單一方法無法科學、準確的預測現金流量。論文提出利用指數平滑和移動平滑的方法來剔除隨機因素影響，利用季節指數來消除現金流量的季節波動，之後再利用指數曲線或者多項式擬合曲線來預測整體現金流量的方法，並給出了整體現金流量的計算方法和確定原理。
  14. Considering the limits of all predicting models, we select some kinds of methods form predecessor ' s study such as grey - movement forecasting modes of uniformly factal, exponent smoothing prediction verhulst model forecasting, verhulst inverse - function forecasting, trend prediction, growing model prediction and so on to build a model base. it is a software of landslide prediction which based on gis and developed by vb6. 0

    考慮到各種預測預報理論模型的局限性，本文從前人的理論模型中選出了等維灰數遞補動態預測模型、指數平滑預報模型、 verhulst及verhulst反函數預報模型、趨勢移動平均法預報模型、 「成長」曲線預報模型等幾種模型建成預測預報模型庫，以mapinfo為平臺，利用vb6 . 0語言開發研製了基於gis的滑坡預測預報軟體系統。
  15. Based on the agent prediction theory presented by professor s y chen, a nonlinear agent combination forecast model was set up through combining the fuzzy set theory, the neural network theory and the genetic algorithm, and this model was applied to the forecast of ice flood in the yellow river

    摘要在現有智慧預測理論的基礎上，將模糊集理論、神經網路理論和遺傳演算法相結合，建立了非線性智慧組合預測模型，並應用於黃河?汛預測中。
  16. In section two, we introduce some of the main coding theories that was in the g. 729, including the digital model of the production of speech signal, the linear prediction coding, vector quantization, lbg arithmetic and perceptual weighted filtering

    第二章著重討論了g 729語音壓縮協議中所涉及到的語音編碼基礎理論。主要包括語音信號產生的數字模型、語音信號的線性預測分析、矢量量化及其lbg演算法和感知加權濾波器。
  17. So, in this paper, the theory and algorithm of vr are being developed. in this paper, several key problems in vr process are being discussed both in theory and application, which include pre - processing, frame decomposing of raw voice signal, characteristic selection and calculation, dynamic mapping of characteristics. linear prediction model, model coefficients ( lpc ), as well as cepstrum coefficients are well analyzed both in analysis and calculation aspects

    作者在本論文中，對國內外語音識別技術發展狀況做了較全面的總結分析，對語音信號產生模型、線性預測編碼方法、求解lpc正則方程的德賓遞推演算法、語音信號同態處理方法、 lpc倒譜特徵計算、動態特徵匹配等語音識別的關鍵環節的技術問題進行了深入的理論分析和模擬研究，用matlab語言編寫了語音信號濾波、分幀、特徵計算和匹配軟體，並給出了模擬計算結果。
  18. We also summarize a set of effective nonlinear forecast theories and methods about the short - term regional air temperature

    總結出一套有效的區域性短期氣溫的非線性預測理論與方法。
  19. In the second chapter, researches celp that is the theory base of g. 729a standard. celp uses speech mathematical model, linear prediction and vector quantization

    729a標準的理論基礎，它綜合利用了語音信號的數學模型、語音信號的線性預測分析和矢量量化等技術。
  20. In this paper, nonlinear theory and methods are used to study the predicting methods of slope deformation destruction. the formulations of relative dimension da and kolmogorov entropy k2, which reflect the dynamic characteristics of slope system, are obtained

    運用非線性科學理論和方法，對邊坡變形破壞預測方法進行了研究，得出了反映邊坡系統動態特性的關聯維數d2和kolmogorov熵k2的計算公式。
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