信源熵 的英文怎麼說

中文拼音 [xìnyuánshāng]
信源熵 英文
source entropy
  • 源 : 名詞1. （水流起頭的地方） source （of a river）; fountainhead 2. （來源） source; cause 3. （姓氏） a surname
  • 熵 : 名詞[物理學] entropy; thermal charge
  • 信源 : informatio ource
  1. It further discusses the operation mechanism of the system of agrotechnical diffusion and indicates that the essence of technical diffusion is information diffusion, and the system depends on the course which information flows from the fountainhead to the receivers. and it analyzed the ingredients which influence the information flowing in the system. intruding shannon ’ s information

    進一步探討了農業技術擴散系統的運行機制，並指出，技術擴散實質是信息的傳播，是建立在信息從信息源到接收者之間的流動過程，對技術推廣系統中影響信息流動的因素進行分析，引入shannon的信息熵計算方法，對信息接受者的信息接收含量進行測度，通過對所得的數值進行比較，運用定量與定性分析相結合的方法證明技術推廣活動的效率。
  2. The paper gives a survey on three approaches of statistical machine translation and the evaluation methods used in smt, the basic idea of parallel grammar based approach is to build parallel grammars for source and target languages, which conform the same probabilistic distribution

    摘要本文綜述了基於信源通道思想和基於最大熵思想的統計機器翻譯方法並介紹了統計機器翻譯的評測方法。
  3. In this paper, management entropy theory and its integrated evaluation system was introduced into enterprises ’ human resource and its management evaluation process, and we revealed the law of the decrease in the efficiency of human resources management systematically when enterprises ’ human resource and its management were under a closed system ; but in an open system, because of the exit of management dissipation and dissipation structure, human resource management system exchange materials, energy and information with the outside world constantly, the rule makes negative management entropy and management entropy showed shiftily in an enterprise

    本文將管理熵理論的企業綜合集成評價體系引入到企業人力資源及其管理的評價中，系統地揭示企業人力資源及其管理在封閉系統地狀態下，人力資源管理效率遞減的規律;而在開放系統中，由於管理耗散、耗散結構的存在，人力資源管理系統通過不斷與外界進行物質、能量和信息的交換過程，使得管理負熵和熵處于交替運動的狀態，人力資源及其管理效率呈現波浪式運動的特徵。
  4. The super entropy produce criterion is a good tool to judge the system ' s abrupt change from a lower grade to a higher one. in this paper the entropy of the urban resource - environment system was defined, and in an example of its application the super entropy produce criterion of the urban resource - environment system reflected the real developmental process of the whole system. furthermore, in this paper, a new model for the grid size optimization of the finite element method ( applied to the water quality modeling of the topographically complicated river ) was brought forward based on the maximum information entropy theory in condition that the length of gird was given

    超熵產生判據為我們提供了判斷系統從低級有序向高級有序突變過程的工具，本文提出了城市資源與環境系統熵的定義，在實例中的應用證明城市資源與環境系統的超熵產生判據較好地反映了整個系統的演化情況；另外，本文針對在城市復雜河道情況下，利用有限單元法求解河流水質模型時網格單元大小難確定的問題，引入網格信息熵的概念，提出了有限單元法求解河流水質模型的網格優化方法。
  5. Among the decomposed synthesis reasoning sources, the field intensities were defined by dependency and classification methods based on the concept of positive region, by discernibility matrix method based on the rate of appearance, and by mutual information, condition entropy and mutual information gain rate methods based on information theory

    在分解得到的綜合源中，基於正域的概念，用依賴度和分類質量方法定義了場強，根據屬性出現頻率， ?用差別矩陣定義了場強，並結合信息論，通過互信息、條件熵和互信息增益率定義了場強。
  6. For any information source on a countable set, the limit properties of relative likelihood ratio and log - likelihood ratio of entropy with respect to the independent geometry distribution, an important problem in the information theory is discussed

    摘要對任意的可列集上的信息源，探討資訊論的一個重要問題，即探討了相對于獨立型幾何分佈的熵密度似然比與對數似然比的極限性質。
  7. 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。
  8. In chapter 4, the purpose of this chapter is to establish a kind of strong deviation theorems of functional for the sequences of arbitrary continuous random variables, by using the conception of log likelihood ratio, and extend the strong deviation theorems on the differential entropy for dependent arbitrary continuous information sources on the the probability space (, . f, p )

    使得對于在概率空間（ ， f ， p ）上的任意連續型信源的微分熵的強偏差定理是本文的推論；第五章，總結本文的主要結論。
  9. Entropy preservation is considered of the tempest transceiving system. anti - noise performance of the digital interception is also taken into account by both theory and experiment electromagnetic information leakage and its protection & interception technology are studied theoretically and experimentally in this dissertation

    建立了泄漏發射源和偵收系統的信息論模型，討論了tempest收發系統的保熵性，從理論和實驗兩方面開展了數字偵收系統的抗噪聲性能研究。
  10. This paper studies the helicopter, the propeller - driven aircraft and the turbofan jet airplane echo modulating feature parameter model and analyses the echo signal feature. it gains the target echo ’ s the cyclical modulation feature by using the complex ar frequency range bispectrum slice. because traditional method in extraction airborne radar ’ s radiant signal feature time has certain insufficiency, this paper proposes the approximate entropy and the norm entropy as the passive feature parameter in the airplane

    由於傳統方法等在提取機載雷達輻射源信號特徵的時候存在著一定的不足，本文提出把近似熵和范數熵作為飛機目標識別的無源特徵參數，給出了提取相應特徵熵的演算法，實現對機載雷達輻射源信號的識別，通過和機載雷達類型的匹配，實現對目標的識別。
  11. Meanwhile, we also study the convergence behavior of iterative detection in different methods, which are the proposed average source entropy and the covariance matrix perturbation characterized by the variations of its dominant eigenvalue as well as the conventional approach based on the mutual information

    為了分析迭代譯碼的收斂特性，本文從不同角度出發，在研究了傳統的互信息方法的基礎上，本文首次提出並使用了平均信源熵和用協方差矩陣最大特徵值表徵其抖動這兩種方法，使迭代過程的收斂分析變得簡單方便。
  12. Radar emitter signal recognition based on entropy features

    基於熵特徵的雷達輻射源信號識別
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